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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2025/09/10/reverse-engineering-a-robot-mowers-fence/ | Reverse Engineering A Robot Mower’s Fence | Jenny List | [
"Robots Hacks"
] | [
"guide wire",
"robomower",
"robot fence",
"robot mower"
] | There are a variety of robot mower systems on the market employing different navigation methods, and [Eelco] has the story of
how one of these was reverse engineered
. Second hand Roomba lawnmowers kept appearing for very low prices without the electronics driving the buried-wire fence that keeps them from going astray... | 22 | 8 | [
{
"comment_id": "8178161",
"author": "Gunter Vonshitz",
"timestamp": "2025-09-11T02:47:26",
"content": "For an in-depth explanation of an accurate perimeter wire system, and how they can do neat stuff like detect the loop’s signal even when it is under the noise floor… or detect when it is inside or... | 1,760,371,430.156249 | ||
https://hackaday.com/2025/09/10/using-an-mcus-own-debug-peripheral-to-defeat-bootrom-protection/ | Using An MCU’s Own Debug Peripheral To Defeat Bootrom Protection | Maya Posch | [
"Microcontrollers",
"Reverse Engineering"
] | [
"ARM microcontroller",
"microcontroller",
"reverse engineering"
] | The patient hooked up for some reverse-engineering. (Credit:
Caralynx, Twitter
)
Released in July of 2025, the Tamagotchi Paradise may look somewhat like the late 90s toy that terrorized parents and teachers alike for years, but it’s significantly more complex and powerful hardware-wise. This has led many to dig into i... | 2 | 1 | [
{
"comment_id": "8178650",
"author": "Mause",
"timestamp": "2025-09-12T05:50:13",
"content": "Copy protecting these is a overkill. I think everyone wants to play DOOM on them instead of copying whatever is inside.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,371,430.445459 | ||
https://hackaday.com/2025/09/10/the-555-as-youve-never-seen-it-in-textile/ | The 555 As You’ve Never Seen It: In Textile! | Tyler August | [
"Art"
] | [
"555",
"Navajo",
"Navajo weaving",
"rug",
"weaving"
] | The Diné (aka Navajo) people have been using their weaving as trade goods at least since European contact, and probably long before. They’ve never shied from adopting innovation: churro sheep from the Spanish in the 17th century, aniline dies in the 19th, and in the 20th and 21st… integrated circuits? At least one Nava... | 12 | 7 | [
{
"comment_id": "8177974",
"author": "dudefromthenorth",
"timestamp": "2025-09-10T20:20:10",
"content": "And then there’s her 1994 Pentium rug…https://www.pcgamer.com/hardware/processors/intels-navajo-pentium-rug-is-a-ridiculously-accurate-likeness-of-a-90s-cpu/",
"parent_id": null,
"depth":... | 1,760,371,430.31307 | ||
https://hackaday.com/2025/09/10/floss-weekly-episode-846-mastering-embedded-linux-programming/ | FLOSS Weekly Episode 846: Mastering Embedded Linux Programming | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"Embedded Linux",
"FLOSS Weekly",
"Tech Books"
] | This week
Jonathan
and
Dan
chat with
Frank Vasquez
and
Chris Simmonds
about Embedded Linux, and the 4th edition of the Mastering Embedded Linux Programming book. How has this space changed in the last 20 years, and what’s the latest in Embedded Linux?
Mastering Embedded Linux Development
on Amazon
https://2net.co.uk/
T... | 2 | 2 | [
{
"comment_id": "8178652",
"author": "Charles Springer",
"timestamp": "2025-09-12T05:56:45",
"content": "I will have to read it. I can recommend “Linux for Embedded and Real-Time Applications” by the late Doug Abbott. 4th Edition. It grew from his course materials and is wonderfully detailed and log... | 1,760,371,430.044773 | ||
https://hackaday.com/2025/09/10/everything-in-a-linux-terminal/ | Everything In A Linux Terminal | Al Williams | [
"Linux Hacks",
"Software Hacks"
] | [
"cli",
"linux",
"terminal",
"Wayland"
] | Here at Hackaday Central, we fancy that we know a little something about Linux. But if you’d tasked us to run any GUI program inside a Linux terminal, we’d have said that wasn’t possible. But, it turns out, you should have asked [mmulet] who put together
term.everything
.
You might be thinking that of course, you can l... | 49 | 13 | [
{
"comment_id": "8177901",
"author": "Truth",
"timestamp": "2025-09-10T16:15:59",
"content": "I’ve used X11 since 1988 and I know almost all the tricks at this stage (good and bad). X11 > Wayland in many many many ways, but it does have it’s problems (none of which I am going to list!). I say that ... | 1,760,371,430.402327 | ||
https://hackaday.com/2025/09/10/bare-metal-stm32-the-various-real-time-clock-flavors/ | Bare Metal STM32: The Various Real Time Clock Flavors | Maya Posch | [
"Featured",
"Microcontrollers",
"Skills",
"Slider",
"Software Development"
] | [
"real time clock",
"stm32"
] | Keeping track of time is essential, even for microcontrollers, which is why a real-time clock (RTC) peripheral is a common feature in MCUs. In the case of the STM32 family there are three varieties of RTC peripherals, with the newest two creatively called ‘RTC2′ and RTC3’, to contrast them from the very basic and bareb... | 8 | 4 | [
{
"comment_id": "8177886",
"author": "SureItsBCD?",
"timestamp": "2025-09-10T15:02:23",
"content": "Considering neither the application note nor the reference manual for the STM32F1xx mention anything about RTC_CNTH/RTC_CNTL being BCD, I’ll take a wild guess that you’ve never tested your code for mo... | 1,760,371,430.630939 | ||
https://hackaday.com/2025/09/10/rackintosh-plus-is-the-form-factor-nobody-has-been-waiting-for/ | Rackintosh Plus Is The Form Factor Nobody Has Been Waiting For | Tyler August | [
"Mac Hacks",
"Retrocomputing"
] | [
"19-inch rack",
"1u",
"macintosh plus",
"retrocomputing"
] | For all its friendly countenance and award-winning industrial design, there’s one thing the venerable Macintosh Plus can’t do: fit into a 1U rack space. OK, if we’re being honest with ourselves, there are a lot of things a Mac from 1986 can’t do, but the rack space is what [identity4] was focused on when they built the... | 20 | 6 | [
{
"comment_id": "8177856",
"author": "Greg A",
"timestamp": "2025-09-10T12:44:38",
"content": "this is making me feel insecure about all of the different ‘piles of computers’ i’ve been responsible for over the years. i once made a desk out of two desktop pcs on their sides for the legs with one acr... | 1,760,371,430.70292 | ||
https://hackaday.com/2025/09/10/a-look-at-not-an-android-emulator/ | A Look At Not An Android Emulator | Fenix Guthrie | [
"Android Hacks",
"Linux Hacks"
] | [
"android",
"smartphone",
"translation layer"
] | Recently, Linux has been rising in desktop popularity in no small part to the work on WINE and Proton. But for some, the year of the Linux desktop is not enough, and the goal is now for the year of the Linux phone. To that end, an Android Linux translation layer called Android Translation Layer (we never said developer... | 14 | 8 | [
{
"comment_id": "8177806",
"author": "shinsukke",
"timestamp": "2025-09-10T09:43:25",
"content": "Very cool project. I personally wouldn’t prefer to run android apps (any mobile apps, really) on a desktop with much larger display and non-touch UI, but i guess there are people who would prefer that."... | 1,760,371,430.200938 | ||
https://hackaday.com/2025/09/09/the-magic-of-the-hall-effect-sensor/ | The Magic Of The Hall Effect Sensor | John Elliot V | [
"Parts"
] | [
"air-wired",
"hall effect",
"hall effect sensor"
] | Recently, [Solder Hub] put together a brief video that
demonstrates the basics of a Hall Effect sensor
— in this case, one salvaged from an old CPU fan. Two LEDs, a 100 ohm resistor, and a 3.7 volt battery are soldered onto a four pin Hall effect sensor which can toggle one of two lights in response to the polarity of ... | 22 | 10 | [
{
"comment_id": "8177741",
"author": "pelrun",
"timestamp": "2025-09-10T06:41:23",
"content": "This is a good example of hownotto use an 18650. It wouldn’t take much to short the positive wire to anywhere on the exposed case and give yourself a bad day.Heatshrink is cheap.",
"parent_id": null,
... | 1,760,371,430.101722 | ||
https://hackaday.com/2025/09/09/was-action-the-best-8-bit-language/ | Was Action! The Best 8-Bit Language? | Tyler August | [
"Retrocomputing"
] | [
"atari 8 bit",
"software development"
] | Most people’s memories of programming in the 8-bit era revolve around BASIC, and not without reason. Most of the time, it was all we had. On the other hand, there were other options if you sought them out, and [Paul Lefebvre] makes the case
that Goto10Retro that Action! was the best of them.
The limits of BASIC as an i... | 22 | 11 | [
{
"comment_id": "8177677",
"author": "MAC",
"timestamp": "2025-09-10T03:16:35",
"content": "I fondly remember that orange Action! cartridge. I used it more than any game that I had. It even supported in-line assembly language and allowed you to create interrupt service routines. I wrote a printer... | 1,760,371,430.262527 | ||
https://hackaday.com/2025/09/09/bambu-labs-pla-tough-filament-mostly-a-tough-sell/ | Bambu Lab’s PLA Tough+ Filament: Mostly A Tough Sell | Maya Posch | [
"3d Printer hacks",
"Reviews"
] | [
"3d printing filament",
"polylactic acid"
] | Beyond the simple world of basic PLA filaments there is a whole wild world of additives that can change this humble material for better or worse. The most common additives here are primarily to add color, but other additives seek to specifically improve certain properties of PLA. For example Bambu Lab’s new PLA Tough+ ... | 21 | 5 | [
{
"comment_id": "8177625",
"author": "J S",
"timestamp": "2025-09-10T01:50:14",
"content": "I don’t have any hard data, nor do I know the original company that made it, but Bambu’s original Tough PLA was awesome, and still to this day the best filament Ive run through my Kickstarter X1. Their PETG H... | 1,760,371,430.762443 | ||
https://hackaday.com/2025/09/09/o-brother-what-art-thou/ | O Brother, What Art Thou? | Tyler August | [
"Misc Hacks"
] | [
"ESP-32",
"retro",
"Teensy",
"word processor"
] | Dedicated word processors are not something we see much of anymore. They were in a weird space:
computerized
, but not really what you could call a
computer,
even in those days. More like a fancy typewriter, with a screen and floppy disks. Brother made some very nice ones, and [Chad Boughton]
got his hands on one for a... | 19 | 10 | [
{
"comment_id": "8177534",
"author": "BE",
"timestamp": "2025-09-09T20:08:38",
"content": "Nice work, [Chad]!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8177538",
"author": "Alphatek",
"timestamp": "2025-09-09T20:25:13",
"content": "What a lov... | 1,760,371,430.839188 | ||
https://hackaday.com/2025/09/09/this-ouija-business-card-helps-you-speak-to-tiny-llamas/ | This Ouija Business Card Helps You Speak To Tiny Llamas | Seth Mabbott | [
"hardware"
] | [
"business card",
"ESP32-S3",
"local LLM",
"Ouija"
] | Business cards, on the whole, haven’t changed significantly over the past 600-ish years, and arguably are not as important as they used to be, but they are still worth considering as a reminder for someone to contact you. If the format of that card and method of contact stand out as unique and related to your personal ... | 7 | 5 | [
{
"comment_id": "8177505",
"author": "m1ke",
"timestamp": "2025-09-09T19:15:32",
"content": "I always pronounced it “wee-jee”, like Fiji.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177799",
"author": "Not Mario",
"timestamp": "2025-09-10... | 1,760,371,431.137982 | ||
https://hackaday.com/2025/09/09/the-android-linux-commander/ | The Android Linux Commander | Al Williams | [
"Android Hacks",
"Hackaday Columns",
"Linux Hacks",
"Peripherals Hacks",
"Slider",
"Wireless Hacks"
] | [
"android",
"app inventor",
"bluetooth",
"bluetooth serial",
"bluetooth spp",
"macropad"
] | Last time
, I described how to write a simple Android app and get it talking to your code on Linux. So, of course, we need an example. Since I’ve been on something of a macropad kick lately, I decided to write a toolkit for building your own macropad using App Inventor and any sort of Linux tools you like.
I mentioned ... | 7 | 4 | [
{
"comment_id": "8177520",
"author": "J",
"timestamp": "2025-09-09T19:50:09",
"content": "Omg I made the same talk to text feature in android unreleased as of yet. It was hard as heck setting up through wireless but works amazing, cant wait to check out the differences in this code, amazing work! Th... | 1,760,371,430.980914 | ||
https://hackaday.com/2025/09/09/give-your-twist-connections-some-strength/ | Give Your Twist Connections Some Strength | Jenny List | [
"Parts"
] | [
"connector",
"twisted wire",
"wiring"
] | We’ve all done it at some time — made an electrical connection by twisting together the bare ends of some wires. It’s quick, and easy, but because of how little force required to part it, not terribly reliable. This is why electrical connectors from terminal blocks to crimp connectors and everything else in between exi... | 44 | 20 | [
{
"comment_id": "8177424",
"author": "Mamx",
"timestamp": "2025-09-09T15:40:57",
"content": "The most relevant article that should have been linked to this one:https://hackaday.com/2020/06/11/retrotechtacular-wire-splicing-the-army-way/",
"parent_id": null,
"depth": 1,
"replies": []
},... | 1,760,371,431.216045 | ||
https://hackaday.com/2025/09/09/freecad-foray-from-brick-to-shell/ | FreeCAD Foray: From Brick To Shell | Arya Voronova | [
"Featured",
"Original Art",
"Skills",
"Slider"
] | [
"3D modelling",
"freecad",
"howto"
] | Over a year ago,
we took a look at importing a
.step
file of a KiCad PCB into FreeCAD, then placing a sketch and extruding it. It was a small step, but I know it’s enough for most of you all, and that brings me joy. Today, we continue building a case for that PCB – the delay is because I stopped my USB-C work for a fai... | 18 | 7 | [
{
"comment_id": "8177400",
"author": "Greg A",
"timestamp": "2025-09-09T14:29:59",
"content": "if i understand correctly, the topological naming problem is why i prefer csg",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177436",
"author": "Grunthos"... | 1,760,371,431.043744 | ||
https://hackaday.com/2025/09/09/further-adventures-in-colorimeter-hacking/ | Further Adventures In Colorimeter Hacking | Aaron Beckendorf | [
"Reverse Engineering"
] | [
"bus pirate",
"colorimeter",
"jtag",
"Pantone",
"reverse engineering",
"Spectrophotometer",
"wireshark"
] | One of the great things about sharing hacks is that sometimes one person’s work inspires someone else to take it even further. A case in point is [Ivor]’s
colorimeter hacking
(parts
two
and
three
), which started with some relatively simple request spoofing to install non-stock firmware, and expanded from there until h... | 0 | 0 | [] | 1,760,371,431.088144 | ||
https://hackaday.com/2025/09/09/turning-a-2-ikea-lantern-into-a-stylish-enclosure/ | Turning A $2 IKEA Lantern Into A Stylish Enclosure | Fenix Guthrie | [
"Parts"
] | [
"custom enclosure",
"enclosure"
] | It’s fair to say that the average Hackaday reader enjoys putting together custom electronics. Some of those builds will be spaghetti on a breadboard, but at some point you’ll probably have a project that needs a permanent case. If you’re looking for a small case for your latest creation, check out [Julius Curt’s]
modif... | 35 | 7 | [
{
"comment_id": "8177301",
"author": "Andrew",
"timestamp": "2025-09-09T08:23:34",
"content": "Is a hack. Nice.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177302",
"author": "Andrew",
"timestamp": "2025-09-09T08:26:06",
"content"... | 1,760,371,430.926098 | ||
https://hackaday.com/2025/09/08/modos-is-open-hardware-easy-on-the-eyes/ | Modos Is Open Hardware, Easy On The Eyes | Tyler August | [
"FPGA",
"Misc Hacks"
] | [
"e-paper display",
"eink",
"open source hardware"
] | Since e-ink first hit the market a couple decades back, there’s always murmurs of “that’d be great as a second monitor”— but very, very few monitors have ever been made. When the commecial world is delivering very few options, it leaves room for open source hardware projects, like the
Modos Glider and Paper Monitor, pr... | 26 | 10 | [
{
"comment_id": "8177232",
"author": "Mamx",
"timestamp": "2025-09-09T06:34:42",
"content": "I wonder about the power consumption at this refresh rate…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177395",
"author": "Miles",
"timestamp": "... | 1,760,371,431.273775 | ||
https://hackaday.com/2025/09/08/retrotechtacular-the-noisy-home-computer-from-1967/ | Retrotechtacular: The Noisy Home Computer From 1967 | Al Williams | [
"Retrocomputing",
"Retrotechtacular"
] | [
"asr-33",
"Retrotechtacluar",
"teletype"
] | [Rex Malik] didn’t need an alarm clock. That’s because he had one of two “
home computer terminals
” next to his bed and, as you can see in the video below, it made quite a racket. The terminal looks like an ASR33 with some modifications. In 1967, it was quite a novelty and, of course, it didn’t have any real processin... | 22 | 9 | [
{
"comment_id": "8177142",
"author": "DJ",
"timestamp": "2025-09-09T02:16:17",
"content": "There’s no tape reader/punch, so it’s a modified KSR33.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177362",
"author": "Antron Argaiv",
"timestamp"... | 1,760,371,431.388481 | ||
https://hackaday.com/2025/09/08/how-to-use-the-at24c32-eeprom-for-4kb-external-memory-for-microcontrollers/ | How To Use The AT24C32 EEPROM For 4KB External Memory For Microcontrollers | John Elliot V | [
"hardware",
"Microcontrollers"
] | [
"AT24C32",
"eeprom",
"i2c"
] | Over on YouTube [Electronic Wizard]
explains how to use the AT24C32 EEPROM for external memory for microcontrollers
.
He begins by explaining that you don’t want to try modifying your microcontroller flash memory for storing settings, you want to use a separate EEPROM for that. Sometimes your microcontroller will have ... | 27 | 9 | [
{
"comment_id": "8177090",
"author": "RisingDisgust",
"timestamp": "2025-09-08T23:09:37",
"content": "Meh, “AI-gen image gets it wrong – more at 11!”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177251",
"author": "Elliot Williams",
"times... | 1,760,371,431.334414 | ||
https://hackaday.com/2025/09/08/the-incrediplotter-voice-controlled-plotter-from-repurposed-printer/ | The Incrediplotter: Voice Controlled Plotter From Repurposed Printer | Matt Varian | [
"hardware"
] | [
"blue pill",
"CNC machine",
"klipper",
"pen plotter",
"plotter"
] | There’s something uniquely satisfying about a pen plotter. Though less speedy or precise than a modern printer, watching a pen glide across the page, mimicking human drawing, is mesmerizing. This project, submitted by [Jacob C], showcases the
Incrediplotter
, a brilliant repurposing of a 3D printer built by him and his... | 3 | 3 | [
{
"comment_id": "8177345",
"author": "L.P.P",
"timestamp": "2025-09-09T10:57:30",
"content": "I asked it to draw me a sheep, but it only drew me sick and old ones, and also a ram for some reason, but not a single one I would be satisfied with.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,371,431.712138 | ||
https://hackaday.com/2025/09/08/a-love-letter-to-internet-relay-chat/ | A Love Letter To Internet Relay Chat | Maya Posch | [
"internet hacks"
] | [
"internet relay chat",
"irc"
] | Although kids these days tend to hang out on so-called “Social Media”, Internet Relay Chat (IRC) was first, by decades. IRC is a real-time communication technology that allows people to socialize online in both chat rooms and private chat sessions. In a recent video [The Serial Port] channel
dedicates a video to IRC
an... | 60 | 15 | [
{
"comment_id": "8176980",
"author": "Greg A",
"timestamp": "2025-09-08T18:37:35",
"content": "obligatory pointing out that anonymous and pseudonymous are not the same thing :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8176984",
"author": "LookA... | 1,760,371,431.803175 | ||
https://hackaday.com/2025/09/08/ore-formation-processes-part-two-hydrothermal-boogaloo/ | Ore Formation Processes, Part Two: Hydrothermal Boogaloo | Tyler August | [
"Hackaday Columns",
"Science",
"Slider"
] | [
"Earth science",
"minerals",
"ore"
] | There’s a saying in mine country, the kind that sometimes shows up on bumper stickers: “If it can’t be grown, it has to be mined.” Before mining can ever start, though, there has to be ore in the ground. In the last edition of this series, we learned what counts as ore (anything that can be economically mined) and talk... | 2 | 2 | [
{
"comment_id": "8177308",
"author": "Stephen",
"timestamp": "2025-09-09T08:43:15",
"content": "All very interesting, and I knew almost nothing of this. Thank you!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8177644",
"author": "Mark Jerue",
"timest... | 1,760,371,431.436767 | ||
https://hackaday.com/2025/09/08/making-an-ultralight-helicopter/ | Making An Ultralight Helicopter | Fenix Guthrie | [
"Transportation Hacks"
] | [
"aircraft",
"helicopter",
"ultralight"
] | Ultralight aviation provides an excellent pathway for those who want to fly, but don’t want to get licensed. These quite often cheap and cheerful DIY aircraft often hide some excellent engineering underneath. This is no more true than in [ultralight helicopter’s]
four-year-long helicopter build saga!
While most ultrali... | 38 | 10 | [
{
"comment_id": "8176931",
"author": "Harvie.CZ",
"timestamp": "2025-09-08T16:39:23",
"content": "That Redbull sticker reduces safety by factor of 10.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177297",
"author": "Johnu",
"timestamp": "2... | 1,760,371,431.621876 | ||
https://hackaday.com/2025/09/08/gps-and-its-little-modules/ | GPS And Its Little Modules | Arya Voronova | [
"Featured",
"gps hacks",
"how-to",
"Skills",
"Slider"
] | [
"gps",
"howto",
"module"
] | Ever want to find your device on the map? Think we all do sometimes. The technology you’ll generally use for that is called Global Positioning System (GPS) – listening to a flock of satellites flying in the orbit, and comparing their chirps to triangulate your position.
The GPS system, built by the United States, was t... | 17 | 6 | [
{
"comment_id": "8176894",
"author": "Hugo Oran",
"timestamp": "2025-09-08T15:34:45",
"content": "And the next [hack / challenge] can be – how to resolve [Fog of war]",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8177319",
"author": "Aknup",
... | 1,760,371,431.677236 | ||
https://hackaday.com/2025/09/08/the-sixteen-year-odyssey-to-finally-emulate-the-pioneer-laseractive-console/ | The Sixteen-Year Odyssey To Finally Emulate The Pioneer LaserActive Console | Maya Posch | [
"Games",
"Retrocomputing"
] | [
"laserdisc",
"Pioneer"
] | The 1993 Pioneer LaserActive certainly ranks high on the list of obscure video games. It was an odd duck; it used both a LaserDisc for data storage and provided compatibility with a range of existing video game consoles. Due to the rarity and complexity of this system, emulating it has proven to be a challenge. The
Are... | 16 | 8 | [
{
"comment_id": "8176780",
"author": "baltar",
"timestamp": "2025-09-08T11:15:05",
"content": "Add DVD and NES/SNES/GB/GBA support and you’ve got a hit console for early 1990s. You can play Mario, Chip n’ Dale, Tank 1990, Chrono Trigger, Pokemon, Golden Sun and whatever else you like. If there’s DVD... | 1,760,371,431.854515 | ||
https://hackaday.com/2025/09/08/building-a-rotary-evaporator-for-the-home-lab/ | Building A Rotary Evaporator For The Home Lab | Aaron Beckendorf | [
"chemistry hacks",
"Science"
] | [
"Chemistry",
"condenser",
"distillation",
"evaporation",
"rotary",
"rotary evaporator"
] | The rotary evaporator (rotovap) rarely appears outside of well-provisioned chemistry labs. That means that despite being a fundamentally simple device, their cost generally puts them out of reach for amateur chemists. Nevertheless, they make it much more convenient to remove a solvent from a solution, so [Markus Bindha... | 7 | 3 | [
{
"comment_id": "8176752",
"author": "BigBagG",
"timestamp": "2025-09-08T10:08:43",
"content": "Since a lot of the complexity is in the rotary seal would it not be possible to simplify the apparatus by connecting the vessel to a flexible tube that is wound in the manner of a clockspring. The motor c... | 1,760,371,431.476607 | ||
https://hackaday.com/2025/09/07/smartphone-sensors-unlocked-turn-your-phone-into-a-physics-lab/ | Smartphone Sensors Unlocked: Turn Your Phone Into A Physics Lab | Matt Varian | [
"Cellphone Hacks"
] | [
"cellphone",
"physics demonstrations",
"sensors",
"smartphone",
"telemetry"
] | These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are. The open-source project
Phyphox
has provided easy access to your phone’s sensors for over a decade. We
featured
it years ago, and the Phyphox team continues to update this versatile application.... | 18 | 13 | [
{
"comment_id": "8176683",
"author": "Niklas",
"timestamp": "2025-09-08T05:55:15",
"content": "That’s clever, fun and useful at the same time! I’d love to see how a reconstructed path of the rollercoaster would look like, using just the IMU data. Another useful thing might be to track the real time ... | 1,760,371,431.910644 | ||
https://hackaday.com/2025/09/06/faux-potentiometers-use-magnets-no-contacts/ | Faux Potentiometers Use Magnets, No Contacts | Al Williams | [
"Parts"
] | [
"magnetic rotary encoder",
"rotary encoder"
] | Ever tear open a potentiometer? If you haven’t, you can still probably guess what’s inside. A streak of resistive material with some kind of contact that moves across it as you rotate the shaft, right? Usually, you’d be right, but [T. K. Hareedran] writes about a different kind of pot: ones that
use magnetic sensing
.
... | 22 | 13 | [
{
"comment_id": "8175716",
"author": "ono",
"timestamp": "2025-09-06T08:37:59",
"content": "why not using a digital pot as output stage ? they DO provide resistive output AFAIK",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8175811",
"author": "tlilt... | 1,760,371,431.966257 | ||
https://hackaday.com/2025/09/05/the-decisioninator-decides-dinner-saves-marriage/ | The Decisioninator Decides Dinner, Saves Marriage | Tyler August | [
"Raspberry Pi"
] | [
"arcade cabinet",
"decision making",
"dye sublimation",
"laser cut",
"Raspberry Pi 4"
] | For something non-explosive, this might be the most American project we’ve featured in a while. [Makerinator]’s domestic bliss was apparently threatened by the question “what shall we have for dinner”– that’s probably pretty universal. Deciding that the solution was automation is probably universal to software devs and... | 14 | 4 | [
{
"comment_id": "8175646",
"author": "jpa",
"timestamp": "2025-09-06T05:53:37",
"content": "Lol, and here I thought it would suggest real food!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8175655",
"author": "TG",
"timestamp": "2025-09-06T... | 1,760,371,432.01091 | ||
https://hackaday.com/2025/09/05/scott-bakers-magnetic-bubble-memory-mega-post/ | Scott Baker’s Magnetic Bubble Memory Mega-Post | John Elliot V | [
"computer hacks",
"hardware",
"Retrocomputing"
] | [
"Allen Bradley 8000MBC Bubble Memory Cassette",
"Heathkit H8 Bubble Memory Boards",
"HP 98259 Bubble Memory Board",
"Intel 7110 Bubble Memory",
"Intel Magnetics",
"Magnetic Bubble Memory",
"Memtech Bubble Memory Cassette System",
"Multibus boards",
"Multimodules"
] | Over on his blog our hacker [Scott Baker] has a
Magnetic Bubble Memory Mega-Post
.
If you haven’t heard of magnetic bubble memory before it’s basically obsolete nonvolatile memory. Since the 1970s when it was introduced this type of memory has been outperformed in every dimension including durability, reliability, pric... | 11 | 7 | [
{
"comment_id": "8175535",
"author": "Gavin Melville",
"timestamp": "2025-09-06T02:30:12",
"content": "I actually developed a product using the Intel 7110 when it was very new, so new that Intel still owned them, and if we stopped using them, they had to be returned. Imagine our surprise when we dis... | 1,760,371,432.058736 | ||
https://hackaday.com/2025/09/05/restoring-a-cheap-fume-hood/ | Restoring A Cheap Fume Hood | Fenix Guthrie | [
"chemistry hacks"
] | [
"fume",
"fume extraction",
"fume hood"
] | Semiconductor fabrication is complicated requiring nasty chemicals for everything from dopants to etchants. Working with such chemicals at home is dangerous and after releasing hydrochloride acid fumes into his lab, [ProjectsInFlight]
decided the time was right to get one for a mere $200.
I can hear the readers down in... | 8 | 4 | [
{
"comment_id": "8175585",
"author": "JB",
"timestamp": "2025-09-06T03:27:27",
"content": "“This is less dangerous then it sounds as companies are required by both OSHA and the EPA to clean their fume hoods before removal, so no chemical residue should remain after purchase.”As a chemist and purveyo... | 1,760,371,432.22093 | ||
https://hackaday.com/2025/09/05/dialing-it-in-a-3d-printed-knob-with-touchscreen-flair/ | Dialing It In: A 3D-Printed Knob With Touchscreen Flair | Matt Varian | [
"hardware"
] | [
"input knob",
"magnetic encoder",
"MT6701",
"user interface"
] | Knobs are ubiquitous in technology user interfaces, but touchscreens are increasingly replacing them for interface controls. The latest project from [upir] combines a
rotating knob with a touchscreen
for a stunning result. The knob-over-display design features a touchscreen where you can place and remove a spinning kno... | 34 | 12 | [
{
"comment_id": "8175442",
"author": "Plaid Phantom",
"timestamp": "2025-09-05T22:34:00",
"content": "Even though it fell into obscurity pretty quickly, I always thought the Microsoft Surface Dial was a neat idea.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,371,432.12435 | ||
https://hackaday.com/2025/09/05/engineering-for-slow-internet-even-when-not-stuck-in-antarctica/ | Engineering For Slow Internet Even When Not Stuck In Antarctica | Maya Posch | [
"internet hacks"
] | [
"internet speed",
"satellite internet"
] | With the days of dial-up and pitiful 2G data connections long behind most of us, it would seem tempting to stop caring about how much data an end-user is expected to suck down that big and wide broadband tube. This is a problem if your respective tube happens to be a thin straw and you’re
located in a base somewhere in... | 25 | 14 | [
{
"comment_id": "8175364",
"author": "shinsukke",
"timestamp": "2025-09-05T18:56:58",
"content": "Very nice, I love seeing optimisation (and accounts of frustration) related to low bandwidth internet connections. To salt the wound, this is also high latency! Low bandwidth but low latency connections... | 1,760,371,432.28207 | ||
https://hackaday.com/2025/09/05/psst-got-a-second-here-are-the-2025-one-hertz-challenge-winners/ | Psst… Got A Second? Here Are The 2025 One-Hertz Challenge Winners | Dan Maloney | [
"contests",
"Featured",
"Slider"
] | [
"2025 One Hertz Contest"
] | Even with teachers with names like Kirchhoff and Helmholtz, old Heinrich Hertz himself likely didn’t have the slightest idea that his name would one day become an SI unit. Less likely still would have been the idea that Hackaday would honor him with
the 2025 One-Hertz Challenge
.
The challenge was deliberately — dare w... | 20 | 6 | [
{
"comment_id": "8175331",
"author": "asheets",
"timestamp": "2025-09-05T17:09:28",
"content": "Extra points were no doubt earned thanks to the Space:1999 and Star Trek models in the photos.Was gonna say.. just know what an Eagle transporter is has got to be worth something…",
"parent_id": null,... | 1,760,371,432.524132 | ||
https://hackaday.com/2025/09/06/teardown-of-a-cheapish-ebl-multi-cell-nimh-charger/ | Teardown Of A Cheapish EBL Multi-Cell NiMH Charger | Maya Posch | [
"Teardown"
] | [
"battery charger"
] | Bottom of the PCB with most of the ICs. (Credit: Brian Dipert, EDN)
People think about NiMH cell chargers probably as much as they think about batteries, unless it’s time to replace the cells in whatever device they’re installed in. This doesn’t make a teardown of one of these marvels any less interesting, especially w... | 15 | 5 | [
{
"comment_id": "8176138",
"author": "capo",
"timestamp": "2025-09-07T05:08:19",
"content": "What are more reputable brands?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8176151",
"author": "nope",
"timestamp": "2025-09-07T06:02:29",
... | 1,760,371,432.330837 | ||
https://hackaday.com/2025/09/06/reverse-engineering-a-toy-fire-engine/ | Reverse Engineering A (Toy) Fire Engine | Al Williams | [
"Radio Hacks",
"Reverse Engineering",
"Wireless Hacks"
] | [
"gnu radio",
"RTL-SDR"
] | Your kid has a toy remote control fire truck. You have an RTL SDR. See where this is going? [Jacob] couldn’t resist tearing into the why and how of
the truck’s remote control protocol
.
The entire process began with a basic GNU Radio setup to determine the exact frequency of the signal. Then a little analysis suggested... | 3 | 3 | [
{
"comment_id": "8176117",
"author": "m1ke",
"timestamp": "2025-09-07T02:48:06",
"content": "Great walkthrough!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8176787",
"author": "Adam",
"timestamp": "2025-09-08T11:35:08",
"content": "I don’t know,... | 1,760,371,432.367461 | ||
https://hackaday.com/2025/09/06/camera-and-charuco-keep-the-skew-out-of-your-3d-prints/ | Camera And ChArUco Keep The Skew Out Of Your 3D Prints | Dan Maloney | [
"3d Printer hacks",
"cnc hacks"
] | [
"3d printing",
"ArUco",
"camera",
"charuco",
"cnc",
"endoscope",
"fiducial",
"skew"
] | Do you or a loved one suffer from distorted 3D prints? Does your laser cutter produce parallelograms instead of rectangles? If so, you might be suffering from CNC skew miscalibration, and you could be entitled to significant compensation for your pain and suffering. Or, in the reality-based world, you could simply fix ... | 20 | 8 | [
{
"comment_id": "8176071",
"author": "Paul Rensing",
"timestamp": "2025-09-07T00:36:56",
"content": "ChAruco boards are standard for calibrating the distortion of a camera. Very important when trying to get the camera position relative to some marker, like an Apriltag (used in robotics and drone nav... | 1,760,371,432.177824 | ||
https://hackaday.com/2025/09/06/no-plans-for-the-weekend-learn-raytracing/ | No Plans For The Weekend? Learn Raytracing! | Tyler August | [
"Software Development"
] | [
"ebook",
"Raytracing",
"weekend project"
] | Weekends can be busy for a lot of us, but sometimes you have one gloriously free and full of possibilities. If that’s you, you might consider taking a gander at [
Peter Shirley
]’s e-book
“Learning Raytracing in One Weekend”
.
This gradient is the first image that the book talks you through producing. It ends with the ... | 15 | 6 | [
{
"comment_id": "8175985",
"author": "Fenix Guthrie",
"timestamp": "2025-09-06T20:14:32",
"content": "Had this shown to me by a friend. Worked through a bit of the tutorial, and I can very much recommend!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8175988"... | 1,760,371,432.667474 | ||
https://hackaday.com/2025/09/06/the-most-personalized-font-is-your-own-handwriting/ | The Most Personalized Font Is Your Own Handwriting | Tyler August | [
"Software Hacks"
] | [
"font",
"handwriting fonts"
] | When making a personal website, one will naturally include a personal touch. What could be more personal than
creating a font from your own handwriting
? That’s what [Chris Smith] has done, and it looks great on his blog, which also has a post summarizing the process.
Like most of us [Chris] tried to use open-source to... | 58 | 13 | [
{
"comment_id": "8175891",
"author": "ford",
"timestamp": "2025-09-06T17:05:13",
"content": "What about people who write in Pashto? It’s one of the most advanced alphabets there is and it’s more robust than european writing systems.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,432.615551 | ||
https://hackaday.com/2025/09/06/knowing-that-it-is-possible/ | Knowing That It Is Possible | Elliot Williams | [
"Cellphone Hacks",
"Rants"
] | [
"cellphone",
"newsletter",
"smartphone"
] | We like to think that we can do almost anything. Give me a broken piece of consumer electronics, and I’ll open it up and kick the capacitors. Give me an embedded Linux machine, and I’ll poke around for a serial port and see if it’s running uboot. But my confidence suddenly pales when you hand me a smartphone.
Now that’... | 10 | 6 | [
{
"comment_id": "8175827",
"author": "luccamakesthings",
"timestamp": "2025-09-06T14:36:31",
"content": "kick the capacitorsI’m stealing that",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8176246",
"author": "TheOnceAndFutureThingy",
"timest... | 1,760,371,432.714658 | ||
https://hackaday.com/2025/09/06/spinning-top-chair-revisited/ | Spinning Top Chair Revisited | Fenix Guthrie | [
"home hacks"
] | [
"chair",
"cnc",
"plywood",
"spinning"
] | Designer furniture generally comes with excellent aesthetics and (sometimes) functionality. However, such furniture comes with a price to match. One such piece of furniture is the Magis Spun Chair. It’s a striking piece with a fun party trick to match: it works like a top spinning while you sit inside. However, it has ... | 11 | 6 | [
{
"comment_id": "8175749",
"author": "Gardoni",
"timestamp": "2025-09-06T12:08:26",
"content": "Nice thumbnail, I can’t wait not to watch the video.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8175777",
"author": "Titus431",
"timestamp": "2025-09-06... | 1,760,371,432.758723 | ||
https://hackaday.com/2025/09/07/the-saga-of-hacking-a-bambu-x1-carbon/ | The Saga Of Hacking A Bambu X1 Carbon | Fenix Guthrie | [
"3d Printer hacks"
] | [
"3d printer",
"Bambu",
"Bambu lab",
"Bambu X1"
] | Bambu Labs make indisputably excellent printers. However, that excellence comes at the cost of freedom. After a firmware release earlier this year, Bambu printers could only work with Bambu’s own slicer. For [
Proper Printing],
this was unacceptable, so printer modification was in order.
First on the plate was the pesk... | 35 | 10 | [
{
"comment_id": "8176609",
"author": "DurDurDur",
"timestamp": "2025-09-08T03:01:11",
"content": "Mkay,so new control board,new extruder,So its not an X1C anymore. Its a cobbled together DIY printer with an overpriced base. Should have just bought a cheap voron kit.",
"parent_id": null,
"de... | 1,760,371,432.828819 | ||
https://hackaday.com/2025/09/07/hackaday-links-september-7-2025/ | Hackaday Links: September 7, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"Airbus",
"android",
"anthropomorphic",
"ascii art",
"atlas",
"blockchain",
"cuneiform",
"hackaday links",
"humanoid",
"Mesopotamia",
"moon",
"optimus",
"tesla",
"universe"
] | Two weeks ago
, it was holographic cops. This week, it’s humanoid robot doctors. Or is it? We’re pretty sure it’s not, as MediBot, supposedly
a $10,000 medical robot from Tesla
, appears to be completely made up. Aside from the one story we came across, we can’t find any other references to it, which we think would mak... | 7 | 5 | [
{
"comment_id": "8176531",
"author": "Eric",
"timestamp": "2025-09-07T23:53:05",
"content": "infamous Wolf 359We got 342 more years to build a memorial for the ships and crews killed there.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8176532",
"author":... | 1,760,371,432.93242 | ||
https://hackaday.com/2025/09/07/maurice-brings-immersive-audio-recording-to-the-masses/ | Maurice Brings Immersive Audio Recording To The Masses | Tyler August | [
"Misc Hacks"
] | [
"audio recording",
"immersive audio",
"microphone",
"microphone array",
"xlr"
] | Immersive audio is the new hotness in the recording world. Once upon a time, mono was good enough. Then someone realized humans have two ears, and everyone wanted stereo. For most of us, that’s where it stopped, but audio connoisseurs kept going into increasingly baroque surround-sound setups — ending in Immersive Audi... | 20 | 10 | [
{
"comment_id": "8176416",
"author": "James Honey",
"timestamp": "2025-09-07T20:05:30",
"content": "This is fantastic, but I can’t help but think that the binaural microphones that are embedded in a pair of simulated ear structures would better reproduce 3D audio.",
"parent_id": null,
"depth... | 1,760,371,433.050099 | ||
https://hackaday.com/2025/09/07/retrotechtacular-exploring-the-moon-on-surveyor-1/ | Retrotechtacular: Exploring The Moon OnSurveyor 1 | Dan Maloney | [
"Retrotechtacular"
] | [
"apollo",
"Atlas-Centaur",
"lunar",
"moon",
"regolith",
"retrotechtacular",
"space race",
"Surveyor"
] | Aside from a few stand-out programs — looking at you,
Star Trek
— by the late 1960s, TV had already become the “vast wasteland” predicted almost a decade earlier by Newton Minnow. But for the technically inclined, the period offered no end of engaging content in the form of wall-to-wall coverage of anything and everyth... | 13 | 12 | [
{
"comment_id": "8176462",
"author": "Joshua",
"timestamp": "2025-09-07T21:32:34",
"content": "I really like the style of the various space vessels of the time.USSR had these massive, rugged but strangly shaped probes (-which now can be considered retro-futuristic-),while the USSA had those weak, bu... | 1,760,371,432.987366 | ||
https://hackaday.com/2025/09/07/image-recognition-on-0-35-watts/ | Image Recognition On 0.35 Watts | Aaron Beckendorf | [
"Artificial Intelligence"
] | [
"edge computing",
"image recognition",
"Seeed Grove AI Vision",
"seeed studios",
"YOLO"
] | Much of the expense of developing AI models, and much of the recent backlash to said models, stems from the massive amount of power they tend to consume. If you’re willing to sacrifice some ability and accuracy, however, you can get ever-more-decent results from minimal hardware – a tradeoff taken by the
Grove Vision A... | 23 | 6 | [
{
"comment_id": "8176293",
"author": "ramzi",
"timestamp": "2025-09-07T14:16:17",
"content": "We’ve been doing stuff like that with wavelets since at least early 1990s.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8176296",
"author": "Jan",
... | 1,760,371,432.88751 | ||
https://hackaday.com/2025/09/07/theremin-style-midi-controller-does-it-with-lasers/ | Theremin-Style MIDI Controller Does It With Lasers | Tyler August | [
"Arduino Hacks",
"Musical Hacks"
] | [
"Arduino Uno",
"midi controller",
"optical theremin",
"tof sensor"
] | Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at [aritrakdebnath2003]’s
MIDI THEREMIN
, we see it works differently, but it does
play
in the manner of the exotic radio instrument, so we suppose it can use the name.
The MIDI THEREMIN is purely a MIDI cont... | 7 | 3 | [
{
"comment_id": "8176417",
"author": "Greg A",
"timestamp": "2025-09-07T20:06:38",
"content": "i mean there’s no denying it’s a hack! a demonstration of how easy it is to use these TOF sensors.but every one of these music instrument projects seems to highlight the fact that the hacker didn’t unders... | 1,760,371,433.13512 | ||
https://hackaday.com/2025/09/07/anker-soundcore-space-a40-earbuds-teardown/ | Anker Soundcore Space A40 Earbuds Teardown | John Elliot V | [
"Teardown"
] | [
"bluetooth",
"earbuds",
"earphones"
] | Wireless earbuds are notoriously tiny. Want to see inside? [MCH170] did and published a
Soundcore Space A40 Teardown
.
In this teardown, you’ll see inside the charging case and one of the earbuds. Starting with the case, removing the back cover revealed the charging coil and a few screws holding the PCB in place. Remov... | 3 | 2 | [
{
"comment_id": "8176441",
"author": "Greg A",
"timestamp": "2025-09-07T20:48:12",
"content": "huh. i think i’m about as negative on videos as anyone possibly could be. and i’m certainly critical of empty content.but i was curious as i read the hackaday article and i got more information of intere... | 1,760,371,433.087428 | ||
https://hackaday.com/2025/09/04/repairing-a-tektronix-577-curve-tracer/ | Repairing A Tektronix 577 Curve Tracer | John Elliot V | [
"hardware",
"Tool Hacks"
] | [
"repair",
"short circuit",
"Tektronix 577",
"thermal cam"
] | Over on his YouTube channel our hacker [Jerry Walker]
repairs a Tektronix 577 curve tracer
.
A
curve tracer
is a piece of equipment which plots I-V (current vs voltage) curves, among other things. This old bit of Tektronix kit is rocking a CRT, which dates it. According to TekWiki
the Tektronix 577 was introduced in 19... | 5 | 4 | [
{
"comment_id": "8174975",
"author": "-jeffB",
"timestamp": "2025-09-04T23:11:55",
"content": "I’m sure there are people out there who would insist on using period tools to repair something like this, but I’m definitely not one of them. Every bench should have a thermal camera at this point, or at l... | 1,760,371,434.520329 | ||
https://hackaday.com/2025/09/04/tips-for-homebrewing-inductors/ | Tips For Homebrewing Inductors | Al Williams | [
"Misc Hacks"
] | [
"diy inductor",
"inductor"
] | How hard can it be to create your own inductors? Get a wire. Coil it up. Right? Well, the devil is definitely in the details, and [Nick] wants to share his ten tips for building
“the perfect” inductor
. We don’t know about perfect, but we do think he brings up some very good points. Check out his video below.
If you ar... | 5 | 4 | [
{
"comment_id": "8175251",
"author": "shinsukke",
"timestamp": "2025-09-05T13:46:47",
"content": "Exciting! I’ll have a watch when i get time! Inductors have been the Achilles heel in my toolbox for quite some time, i hope that changed",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,371,434.475224 | ||
https://hackaday.com/2025/09/04/designing-an-open-source-micro-manipulator/ | Designing An Open Source Micro-Manipulator | Aaron Beckendorf | [
"Robots Hacks",
"Tool Hacks"
] | [
"ball joint",
"closed loop",
"closed loop control",
"manipulator",
"micromanipulator",
"stepper motor control",
"stepper motor driver"
] | When you think about highly-precise actuators, stepper motors probably aren’t the first device that comes to mind. However, as [Diffraction Limited]’s
sub-micron capable micro-manipulator
shows, they can reach extremely fine precision when paired with external feedback.
The micro-manipulator is made of a mobile platfor... | 21 | 8 | [
{
"comment_id": "8174864",
"author": "msat",
"timestamp": "2025-09-04T18:41:31",
"content": "I watched this video the other day. Such a cool and impressive design!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8175393",
"author": "Jeff Wright",
... | 1,760,371,434.579726 | ||
https://hackaday.com/2025/09/04/returning-to-an-obsolete-home-movie-format/ | Returning To An Obsolete Home Movie Format | Jenny List | [
"Hackaday Columns",
"Slider",
"Teardown"
] | [
"8mm",
"8mm film",
"super 8"
] | A few years ago, I bought an 8 mm home movie camera in a second hand store.
I did a teardown on it here
and pulled out for your pleasure those parts of it which I considered interesting. My vague plan was to put a Raspberry Pi in it, but instead it provided a gateway into the world of 8mm film technology. Since then I’... | 7 | 4 | [
{
"comment_id": "8174943",
"author": "Sikri",
"timestamp": "2025-09-04T21:31:43",
"content": "First! Fascinating look id love to know more about the digital tape you made",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8174959",
"author": "SpillsDirt"... | 1,760,371,434.85758 | ||
https://hackaday.com/2025/09/04/optimizing-vlf-antennas/ | Optimizing VLF Antennas | Al Williams | [
"Radio Hacks"
] | [
"antenna",
"loop antenna",
"vlf"
] | Using digital techniques has caused a resurgence of interest in VLF — very low frequency — radio. Thanks to software-defined radio, you no longer need huge coils. However, you still need a suitable antenna. [Electronics Unmessed] has been experimenting and asks the question:
What really matters when it comes to VLF loo... | 12 | 3 | [
{
"comment_id": "8174843",
"author": "Bruce Perens",
"timestamp": "2025-09-04T18:02:07",
"content": "I put a 1200 ft coaxial beverage on the top of a cow fence. I didn’t even need a receiver, I could see all of the VLF stations worldwide on my spectrum analyzer.",
"parent_id": null,
"depth":... | 1,760,371,434.905257 | ||
https://hackaday.com/2025/09/04/bootstrapping-android-development-a-survival-guide/ | Bootstrapping Android Development: A Survival Guide | Maya Posch | [
"Android Hacks",
"Featured",
"Original Art",
"Skills",
"Slider",
"Software Development"
] | [
"android sdk"
] | Developing Android applications seems like it should be fairly straightforward if you believe the glossy marketing by Google and others. It’s certainly possible to just follow the well-trodden path, use existing templates and example code – or even use one of
those WYSIWYG app generators
– to create something passable ... | 24 | 14 | [
{
"comment_id": "8174704",
"author": "Andrzej",
"timestamp": "2025-09-04T14:32:22",
"content": "Um.. I’m not sure what was the goal here. Using QtWidgets (the “classical”, non-Quick UI) makes little sense on a touch-based device. Yes, you can make apps, you can probably even make apps which will som... | 1,760,371,435.848796 | ||
https://hackaday.com/2025/09/04/microsoft-basic-for-6502-is-now-open-source/ | Microsoft BASIC For 6502 Is Now Open Source | Jenny List | [
"Retrocomputing"
] | [
"6502",
"basic",
"microsoft",
"MS BASIC"
] | An overriding memory for those who used 8-bit machines back in the day was of using BASIC to program them. Without a disk-based operating system as we would know it today, these systems invariably booted into a BASIC interpreter. In the 1970s the foremost supplier of BASIC interpreters was Microsoft, whose BASIC could ... | 29 | 9 | [
{
"comment_id": "8174634",
"author": "www2",
"timestamp": "2025-09-04T11:28:12",
"content": "Now we hope that MS release windows 95, 98 and DirectX (up to DirectX 9) under MIT.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8174658",
"author": "www2"... | 1,760,371,434.807348 | ||
https://hackaday.com/2025/09/01/tiny-datasette-uses-usb-for-the-modern-day/ | Tiny Datasette Uses USB For The Modern Day | Tyler August | [
"Retrocomputing"
] | [
"datasette",
"FSK",
"micro cassette"
] | While you can still find tape being used for backup storage, it’s pretty safe to say that the humble audio cassette is about as out of date as a media format can be. Still, it has a certain retro charm we’re suckers for, particularly in the shape of a Commodore Datasette. We’re also suckers for miniaturization, so how ... | 29 | 7 | [
{
"comment_id": "8173246",
"author": "stormwyrm",
"timestamp": "2025-09-02T05:42:42",
"content": "Using something like v.92 modulation you could perhaps get 9 megabytes out of a 60 minute cassette tape at 56 kbps using both stereo channels. With an even better modulation scheme you could make use of... | 1,760,371,435.013169 | ||
https://hackaday.com/2025/09/01/old-projects-memorialize-them-into-functional-art/ | Old Projects? Memorialize Them Into Functional Art | Donald Papp | [
"Art",
"clock hacks"
] | [
"arduino",
"art",
"clock",
"panel",
"vintage",
"wall mounted"
] | What does one do with old circuit boards and projects? Throwing them out doesn’t feel right, but storage space is at a premium for most of us. [Gregory Charvat] suggests doing what he did:
combining them all into a wall-mountable panel in order to memorialize them
, creating a functional digital clock in the process. A... | 3 | 2 | [
{
"comment_id": "8173271",
"author": "macsimki",
"timestamp": "2025-09-02T07:56:41",
"content": "aha! you have the machine that goes ping!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8173327",
"author": "Jan Prägert",
"timestamp": "2025-09-02T10:50:... | 1,760,371,434.949424 | ||
https://hackaday.com/2025/09/01/robotic-canoe-puts-robot-arms-to-work/ | Robotic Canoe Puts Robot Arms To Work | Donald Papp | [
"Robots Hacks"
] | [
"canoe",
"robotic arm",
"robotics",
"ros",
"watercraft"
] | Most robots get around with tracks or wheels, but [Dave] had something different in mind. Sufficiently unbothered by the prospect of mixing electronics and water, [Dave] augmented a canoe with
twin, paddle-bearing robotic arms
to bring to life a concept he had: the
RowboBoat
. The result? A canoe that can paddle itself... | 25 | 17 | [
{
"comment_id": "8173141",
"author": "HaHa",
"timestamp": "2025-09-01T23:27:52",
"content": "I am appalled that this HaD article contains a video. In my day, articles were articles and videos were videos. And those robot arms look totally fake.",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,371,434.646924 | ||
https://hackaday.com/2025/09/01/a-label-printer-gets-a-new-brain/ | A Label Printer Gets A New Brain | Jenny List | [
"Reverse Engineering"
] | [
"casio",
"ESP32",
"label printer"
] | The internals of a printer, whatever technology it may use, are invariably proprietary, with an abstracted more standard language being used to communicate with a host computer. Thus it’s surprisingly rare to see hacks on printers as printers, rather than printer hacks using the parts for some other purpose. This makes... | 9 | 4 | [
{
"comment_id": "8173081",
"author": "Senile Data Systems",
"timestamp": "2025-09-01T21:34:15",
"content": "I got an old Casio label printer from the 90s that has an actual (SMD) Z80 CPU in it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8173111",
... | 1,760,371,435.055148 | ||
https://hackaday.com/2025/09/01/building-a-halloween-vending-computer-that-talks/ | Building A Halloween Vending Computer That Talks | John Elliot V | [
"Holiday Hacks"
] | [
"halloween",
"talking computer",
"vending machine"
] | Our hacker from [Appalachian Forge Works] wrote in to let us know about their vending machine build:
a Halloween vending computer that talks
.
He starts by demonstrating the vending process: a backlit vend button is pressed, an animation plays on the screen as a synthetic voice speaks through attached speakers, the ven... | 1 | 1 | [
{
"comment_id": "8173100",
"author": "HaHa",
"timestamp": "2025-09-01T22:02:39",
"content": "How does it dispense rolls of TP to the kids with the small formfactor?Won’t the eggs break if dropped so far?Even a can of shaving cream will be too long.Are kids dumb enough to pay for an invisible rope?",... | 1,760,371,435.151798 | ||
https://hackaday.com/2025/09/01/making-the-worlds-smallest-e-bike-battery/ | Making The World’s Smallest E-Bike Battery | Fenix Guthrie | [
"Transportation Hacks"
] | [
"18650 battery",
"bicycle",
"e-bike",
"ebike",
"lithium battery",
"lithium ion",
"mountain bike"
] | Often times, e-bikes seek to build the biggest battery with the most range. But what if you want to take a couple lunch loops on your bike and only need 20 minutes of charge? That’s [Seth] from Berm Peak set out to find out
with his minuscule Bermacell battery
.
The battery is made from only 14 18650s, this tiny 52V ba... | 25 | 10 | [
{
"comment_id": "8172904",
"author": "Andrzej",
"timestamp": "2025-09-01T14:26:34",
"content": "The TSDZ2 with open-source firmware can run on packs as low as 24V, so you could use only 7 cells, or something only slightly larger than the common power-tool battery. I wouldn’t bet on it being very use... | 1,760,371,435.119491 | ||
https://hackaday.com/2025/09/01/worlds-largest-neutrino-detector-is-collecting-data-in-china/ | Worlds Largest Neutrino Detector Is Collecting Data In China | Tyler August | [
"News",
"Science"
] | [
"neutrinos",
"particle physics"
] | To say that neutrinos aren’t the easiest particles to study would be a bit of an understatement. Outside of dark matter, there’s not much in particle physics that is as slippery as the elusive “ghost particles” that are endlessly streaming through you and everything you own. That’s why its exciting news that
JUNO is no... | 16 | 4 | [
{
"comment_id": "8172878",
"author": "Tim",
"timestamp": "2025-09-01T13:23:00",
"content": "I would not call reactor neutrinos a beam. They are emitted into all directions (isotropically). There are other experiments like T2K that use an accelerator to create a directed beam of neutrinos.",
"par... | 1,760,371,435.315661 | ||
https://hackaday.com/2025/09/02/phonenstien-flips-broken-samsung-into-qwerty-slider/ | Phonenstien Flips Broken Samsung Into QWERTY Slider | Tyler August | [
"Cellphone Hacks"
] | [
"android phone",
"blackberry keyboard",
"q10",
"Samsung zFold"
] | The phone ecosystem these days is horribly boring compared to the innovation of a couple decades back. Your options include flat rectangles, and flat rectangles that fold in half and then break. [Marcin Plaza] wanted to think outside the slab, without reinventing the wheel. In an inspired bout of hacking,
he flipped a ... | 17 | 9 | [
{
"comment_id": "8173651",
"author": "Rick C",
"timestamp": "2025-09-02T20:38:01",
"content": "I watched a few minutes of the video and was not impressed by the overall goofiness–too much effort on being cutesy.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,371,435.203855 | ||
https://hackaday.com/2025/09/02/applying-thermal-lining-to-rocket-tubes-requires-a-monstrous-diy-spin-caster/ | Applying Thermal Lining To Rocket Tubes Requires A Monstrous DIY Spin-caster | Donald Papp | [
"chemistry hacks",
"Tool Hacks"
] | [
"bps.space",
"Rocket Motor",
"spin casting",
"Thermal"
] | [BPS.space] takes model rocketry seriously, and their rockets tend to get bigger and bigger. If there’s one thing that comes with the territory in DIY rocketry, it’s the constant need to solve new problems.
Coating the inside of a tube evenly with a thick, goopy layer before it cures isn’t easy.
One such problem is how... | 18 | 6 | [
{
"comment_id": "8173631",
"author": "Swift",
"timestamp": "2025-09-02T20:10:14",
"content": "Mixed feelings on BPS space. He is making decent progress, but I have met people he pissed off on the way there. There is a reason SpaceX wouldn’t hire him.",
"parent_id": null,
"depth": 1,
"r... | 1,760,371,435.260661 | ||
https://hackaday.com/2025/09/02/no-need-for-inserts-if-youre-prepared-to-use-self-tappers/ | No Need For Inserts If You’re Prepared To Use Self-Tappers | Jenny List | [
"3d Printer hacks",
"Hackaday Columns",
"Slider"
] | [
"3d printing",
"fasteners",
"self tapping screws"
] | As the art of 3D printing has refined itself over the years, a few accessories have emerged to take prints to the next level. One of them is the threaded insert, a a piece of machined brass designed to be heat-set into a printed hole in the part. They can be placed by hand with a soldering iron, or for the really cool ... | 57 | 22 | [
{
"comment_id": "8173545",
"author": "Dave Z.",
"timestamp": "2025-09-02T17:12:39",
"content": "In my experience, not all self-tapping screws are created equal. There are generic “self-tapping” screws, those intended for metals, some made for plastics, and so on. Sheet metal screws tend to wedge pla... | 1,760,371,435.413188 | ||
https://hackaday.com/2025/09/02/checking-out-a-tv-pattern-generator-from-1981/ | Checking Out A TV Pattern Generator From 1981 | Donald Papp | [
"Retrocomputing",
"Tool Hacks"
] | [
"analog",
"retrotechnology",
"test pattern",
"tv",
"vintage"
] | The picture on a TV set used to be the combined product of multiple analog systems, and since TVs had no internal diagnostics, the only way to know things were adjusted properly was to see for yourself. While many people were more or less satisfied if their TV picture was reasonably recognizable and clear, meaningful d... | 12 | 8 | [
{
"comment_id": "8173509",
"author": "Ostracus",
"timestamp": "2025-09-02T15:38:01",
"content": "I remember if memory serves signetic (or was that Philips) chips that embodied TV test generators.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8173798",
... | 1,760,371,435.461506 | ||
https://hackaday.com/2025/09/02/the-sense-and-nonsense-of-virtual-power-plants/ | The Sense And Nonsense Of Virtual Power Plants | Maya Posch | [
"Current Events",
"Engineering",
"Featured",
"green hacks",
"Slider"
] | [
"electrical grid",
"power plants"
] | Over the past decades power grids have undergone a transformation towards smaller and more intermittent generators – primarily in the form of wind and solar generators – as well as smaller grid-connected batteries. This poses a significant problem when it comes to grid management, as this relies on careful management o... | 33 | 10 | [
{
"comment_id": "8173436",
"author": "webkris",
"timestamp": "2025-09-02T14:25:30",
"content": "This article uses a LOT of very specific “grid operator” language like “forming dumb coverters” and lots of TLA’s. What did I just read?! Where’s the “Hackaday” angle? Where is the homeowner who built the... | 1,760,371,435.533003 | ||
https://hackaday.com/2025/09/02/build-your-own-pip-boy-styled-watch/ | Build Your Own Pip-Boy Styled Watch | Donald Papp | [
"Wearable Hacks"
] | [
"3d printed",
"ESP32",
"Fallout",
"Lilygo",
"pip-boy",
"wristwatch"
] | [Arnov Sharma]’s latest PIP-WATCH
version is an homage to Pip-Boys, the multi-function wrist-mounted personal computers of
Fallout
.
We like the magnetic clasp on the back end.
[Arnov] has created a really clean wearable design with great build instructions, so anyone who wants to make their own should have an easy tim... | 6 | 3 | [
{
"comment_id": "8173338",
"author": "shinsukke",
"timestamp": "2025-09-02T11:18:23",
"content": "Ever since I played Fallout 3 as a 17 year old, I have been wanting to make a pip boy of my own.Pip boy for those who don’t know is a hand mounted computer in the videogame series. It has a tape drive, ... | 1,760,371,435.577971 | ||
https://hackaday.com/2025/09/02/remembering-the-intel-compute-stick/ | Remembering The Intel Compute Stick | Maya Posch | [
"computer hacks"
] | [
"Intel Compute Stick"
] | Over the years Intel has introduced a number of new computer form factors that either became a hit, fizzled out, or moved on to live a more quiet life. The New Unit of Computing (NUC) decidedly became a hit with so-called Mini PCs now everywhere, while the Intel Compute Stick has been largely forgotten. In a recent vid... | 29 | 17 | [
{
"comment_id": "8173297",
"author": "IIVQ",
"timestamp": "2025-09-02T09:37:44",
"content": "My work office has several of those plugged in to the screens hanging around the office. A few are used as narrowcast, a few were used as presentation screens but I think these all got upgraded, and others p... | 1,760,371,435.728051 | ||
https://hackaday.com/2025/09/03/one-rom-the-latest-incarnation-of-the-software-defined-rom/ | One ROM: The Latest Incarnation Of The Software Defined ROM | John Elliot V | [
"hardware",
"Microcontrollers",
"Raspberry Pi",
"Retrocomputing",
"Software Hacks"
] | [
"commodore 64",
"One ROM",
"Software Defined ROM"
] | Retrocomputers need ROMs, but they’re just so
read only
. Enter the latest incarnation of [Piers]’s
One ROM
to rule them all, now built with a RP2350, because the newest version is 5V capable. This can replace the failing ROMs in your old Commodore gear with this sweet design on a two-layer PCB, using a cheap microcont... | 25 | 9 | [
{
"comment_id": "8174156",
"author": "Charles Springer",
"timestamp": "2025-09-03T15:46:54",
"content": "Why would you use 2-layer today when 4-layer boards are practically free?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8174278",
"author": "Mil... | 1,760,371,435.786743 | ||
https://hackaday.com/2025/09/03/field-guide-to-north-american-crop-irrigation/ | Field Guide To North American Crop Irrigation | Dan Maloney | [
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"center-pivot",
"crop",
"farming",
"Field Guide",
"food",
"infrastructure",
"irrigation",
"truss"
] | Human existence boils down to one brutal fact: however much food you have, it’s enough to last for the rest of your life. Finding your next meal has always been the central organizing fact of life, and whether that meal came from an unfortunate gazelle or the local supermarket is irrelevant. The clock starts ticking on... | 26 | 11 | [
{
"comment_id": "8174097",
"author": "dbrown",
"timestamp": "2025-09-03T14:12:34",
"content": "Correction note; The pipe is put into compression (not tension) by the tension in the pair of truss connected cables below them, causing the pipe to bow upwards and so support itself.",
"parent_id": nu... | 1,760,371,435.963029 | ||
https://hackaday.com/2025/09/03/the-nintendo-famicom-reimagined-as-a-2003-era-family-computer/ | The Nintendo Famicom Reimagined As A 2003-era Family Computer | Maya Posch | [
"Games"
] | [
"famiclone",
"famicom"
] | If there’s one certainty in life, it is that Nintendo Famicom and similar NES clone consoles are quite literally everywhere. What’s less expected is that they were used for a half-serious attempt at making an educational family computer in the early 2000s. This is however what [Nicole Branagan] tripped over at the onl... | 4 | 2 | [
{
"comment_id": "8174064",
"author": "Joshua",
"timestamp": "2025-09-03T13:13:51",
"content": "What’s interesting, some of those NOACs have enhanced capabilities.In native mode, they’re on Sega Master System or SFC level (visually).Makes some of us left wondering what could have been if the capabili... | 1,760,371,435.894325 | ||
https://hackaday.com/2025/09/03/reverse-engineering-mystery-tv-equipment-the-micro-scan/ | Reverse-Engineering Mystery TV Equipment: The Micro-Scan | Donald Papp | [
"hardware",
"Reverse Engineering"
] | [
"analog tv",
"satellite TV",
"tv"
] | [VWestlife] ended up with an obscure piece of 80s satellite TV technology, shown above.
The Micro-Scan
is a fairly plan metal box with a single “Tune” knob on the front. At the back is a power switch and connectors for TV Antenna, TV Set, and “MW” (probably meaning microwave). There’s no other data. What was this, and ... | 12 | 8 | [
{
"comment_id": "8173975",
"author": "Clark",
"timestamp": "2025-09-03T08:57:08",
"content": "As far as I know even modern-ish LNBs use the DC phantom power level to select the polarization mode",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8173992",
... | 1,760,371,436.015366 | ||
https://hackaday.com/2025/09/02/an-amiga-demo-with-no-cpu-involved/ | An Amiga Demo With No CPU Involved | Jenny List | [
"Retrocomputing"
] | [
"amiga",
"demo",
"no cpu"
] | Of the machines from the 16-bit era, the Commodore Amiga arguably has the most active community decades later, and it’s a space which still has the power to surprise. Today we have a story which perhaps pushes the hardware farther than ever before:
a demo challenge for the Amiga custom chips only, no CPU involved
.
The... | 27 | 4 | [
{
"comment_id": "8173923",
"author": "Dude",
"timestamp": "2025-09-03T07:23:07",
"content": "but because of its set of custom co-processors that handled tasks such as graphics manipulation, audio, and memory.This was actually copied from arcade machines and other game consoles, when the company firs... | 1,760,371,436.119725 | ||
https://hackaday.com/2025/09/02/the-case-for-pascal-55-years-on/ | The Case For Pascal, 55 Years On | Tyler August | [
"Software Development"
] | [
"free pascal",
"Pascal"
] | The first version of Pascal was released by the prolific [Niklaus Wirth] back in 1970. That’s 55 years ago, an eternity in the world of computing. Does anyone still use Pascal in 2025? Quite a few people as it turns out, and [Huw Collingbourne] makes
the case why you might want to be one of them
in a video embedded bel... | 51 | 25 | [
{
"comment_id": "8173827",
"author": "mischa",
"timestamp": "2025-09-03T03:26:34",
"content": "As a long-time Delphi user (from v. 2), I appreciated its strongly-typed variable safety, access to both constructors and destructors, easily read and modified code, ability to modify all source code (sinc... | 1,760,371,436.207294 | ||
https://hackaday.com/2025/09/02/this-plotter-knows-no-boundaries/ | This Plotter Knows No Boundaries | Jenny List | [
"Robots Hacks"
] | [
"logo",
"plotter",
"vector graphics"
] | If your school in the 1980s was lucky enough to have a well-equipped computer lab, the chances are that alongside the 8-bit machines you might have found a little two-wheeled robot. These machines and the Logo programming language that allowed them to draw simple vector graphics were a popular teaching tool at the time... | 9 | 8 | [
{
"comment_id": "8173701",
"author": "David",
"timestamp": "2025-09-02T23:11:08",
"content": "Notlong-forgotten.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8173743",
"author": "haaad",
"timestamp": "2025-09-03T01:03:41",
"content": "Imagine the... | 1,760,371,436.057648 | ||
https://hackaday.com/2025/09/04/cpu-utilization-not-as-easy-as-it-sounds/ | CPU Utilization Not As Easy As It Sounds | Al Williams | [
"computer hacks"
] | [
"CPU load",
"CPU utilization"
] | If you ever develop an embedded system in a corporate environment, someone will probably tell you that you can only use 80% of the CPU or some other made-up number. The theory is that you will need some overhead for expansion. While that might have been a reasonable thing to do when CPUs and operating systems were very... | 12 | 7 | [
{
"comment_id": "8174631",
"author": "fuzzyfuzzyfungus",
"timestamp": "2025-09-04T10:57:59",
"content": "You normally see them in server sockets; but you can get CPUs aimed at minimizing the effect; normally fairly low core counts by the standards of the socket, so cores aren’t contending for power ... | 1,760,371,436.25262 | ||
https://hackaday.com/2025/09/03/restoring-a-vintage-intel-prompt-80-8080-microcomputer-trainer/ | Restoring A Vintage Intel Prompt 80 8080 Microcomputer Trainer | John Elliot V | [
"computer hacks",
"digital audio hacks",
"hardware",
"LED Hacks",
"Retrocomputing"
] | [
"8080 Microcomputer",
"Intel 8080",
"Prompt 80",
"restoration",
"trainer"
] | Over on his blog our hacker [Scott Baker]
restores a Prompt 80
, which was a development system for the
8-bit Intel 8080 CPU
.
[Scott] acquired this broken trainer on eBay and then set about restoring it. The trainer provides I/O for programming, probing, and debugging an attached CPU. The first problem discovered when... | 3 | 3 | [
{
"comment_id": "8174581",
"author": "8bitwiz",
"timestamp": "2025-09-04T08:14:12",
"content": "Very nice. This is the sub-type of trainer that took a chip-maker’s standard industrial control board and plugged it into a box with keypad and display. It even allows boards with different main CPUs!I ha... | 1,760,371,436.394554 | ||
https://hackaday.com/2025/09/03/cp-m-gently/ | CP/M Gently | Al Williams | [
"Retrocomputing"
] | [
"CP/M",
"retrocomputing"
] | If you are interested in retrocomputers, you might be like us and old enough to remember the old systems and still have some of the books. But what if you aren’t? No one is born knowing how to copy a file with PIP, for example, so [Kraileth] has the answer:
A Gentle Introduction to CP/M
.
Of course, by modern standards... | 13 | 6 | [
{
"comment_id": "8174520",
"author": "valkyrie0528",
"timestamp": "2025-09-04T03:33:46",
"content": "A Zenith/Heathkit Z89 with disks but no documentation dropped in my lap for a few weeks when I was thirteen. Pre-internet times. Knowing nothing of CP/M at the time I was able to find my way around u... | 1,760,371,436.356432 | ||
https://hackaday.com/2025/09/03/over-engineering-an-egg-cracking-machine/ | Over-Engineering An Egg Cracking Machine | Fenix Guthrie | [
"Engineering",
"Misc Hacks"
] | [
"egg",
"egg machine",
"mechanical computer",
"mechanical engineering",
"overmolding"
] | Eggs are perhaps the most beloved staple of breakfast. However, they come with a flaw, they are incredibly messy to work with. Cracking in particular leaves egg on one’s hands and countertop, requiring frequent hand washing. This fundamental flaw of eggs inspired [Stuff Made Here] to
fix it with an over-engineered egg ... | 21 | 11 | [
{
"comment_id": "8174452",
"author": "Dom",
"timestamp": "2025-09-03T23:11:04",
"content": "People have been trying this for a long time:https://youtu.be/RBJGpNTP_lY?list=RDRBJGpNTP_lY&t=93",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8174506",
"au... | 1,760,371,436.309474 | ||
https://hackaday.com/2025/09/03/one-camera-mule-to-rule-them-all/ | One Camera Mule To Rule Them All | Tyler August | [
"digital cameras hacks",
"Raspberry Pi"
] | [
"Raspberry pi camera",
"Raspberry Pi HQ camera",
"test mule"
] | A mule isn’t just a four-legged hybrid created of a union betwixt Donkey and Horse; in our circles, it’s much more likely to mean a testbed device you hang various bits of hardware off in order to evaluate. [Jenny List]’s
7″ touchscreen camera enclosure is just such a mule.
In this case, the hardware to be evaluated is... | 4 | 2 | [
{
"comment_id": "8174653",
"author": "Stephen",
"timestamp": "2025-09-04T12:01:42",
"content": "Tolkien didn’t know what he was starting when he wrote the phrase “One Ring to rule them all”. Just as Lewis Carroll had no idea when he titled the first chapter of “Alice’s Adventures in Wonderland” how ... | 1,760,371,436.432538 | ||
https://hackaday.com/2025/09/03/floss-weekly-episode-845-the-sticky-spaghetti-gauge/ | FLOSS Weekly Episode 845: The Sticky Spaghetti Gauge | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"dart",
"FLOSS Weekly",
"flutter"
] | This week
Jonathan
and
Randal
talk Flutter and Dart! Is Google killing Flutter? What’s the challenge Randal sees in training new senior developers, and what’s the solution? Listen to find out!
Did you know you can watch the live recording of the show right on
our YouTube Channel
? Have someone you’d like us to intervie... | 0 | 0 | [] | 1,760,371,436.667367 | ||
https://hackaday.com/2025/09/03/ask-hackaday-now-you-install-your-friends-vpns-but-which-one/ | Ask Hackaday: Now You Install Your Friends’ VPNs. But Which One? | Jenny List | [
"Hackaday Columns",
"Security Hacks",
"Slider"
] | [
"chatcontrol",
"commercail VPN",
"online safety act",
"security",
"vpn"
] | Something which may well unite Hackaday readers is the experience of being “The computer person” among your family or friends. You’ll know how it goes, when you go home for Christmas, stay with the in-laws, or go to see some friend from way back, you end up fixing their printer connection or something. You know that th... | 75 | 31 | [
{
"comment_id": "8174215",
"author": "limroh",
"timestamp": "2025-09-03T17:20:39",
"content": "I’m sure the “VPN” services were and are in favor of laws like this.They surely would never lobby for such laws…. /SJust like I’m reasonably secure in my assumption that “services” like Incogni, DeleteMe a... | 1,760,371,436.542638 | ||
https://hackaday.com/2025/09/05/hackaday-podcast-episode-336-diy-datasette-egg-cracking-machine-and-screwing-3d-prints/ | Hackaday Podcast Episode 336: DIY Datasette, Egg Cracking Machine, And Screwing 3D Prints | Jenny List | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Thunderstorms were raging across southern Germany as Elliot Williams was joined by Jenny List for this week’s podcast. The deluge outside didn’t stop the hacks coming though, and we’ve got a healthy smorgasbord for you to snack from. There’s the cutest ever data cassette recorder taking a tiny Olympus dictation machine... | 1 | 1 | [
{
"comment_id": "8182384",
"author": "Le Samourai",
"timestamp": "2025-09-20T17:28:38",
"content": "I wanted to hear more about Jenny’s mic setup! A setup with Ikea lamp arm plus ripoff Shure mic plus 3d printed mounts is right up my alley!",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,371,436.747623 | ||
https://hackaday.com/2025/09/05/estes-wants-you-to-3d-print-their-new-model-rocket/ | Estes Wants You To 3D Print Their New Model Rocket | Tom Nardi | [
"classic hacks",
"Toy Hacks"
] | [
"3D printed parts",
"Estes",
"model rocketry"
] | The Estes line of flying model rockets have inspired an untold number of children and adults alike, thanks in part to their simplicity. From the design and construction of the rockets themselves to the reliability and safety of the modular solid-propellant motors, the company managed to turn actual rocket science into ... | 46 | 20 | [
{
"comment_id": "8175302",
"author": "HegTek",
"timestamp": "2025-09-05T16:02:37",
"content": "Yeah, for $40, I can get the gubbins they’re offering and model my own rocket bits, honestly.Though, now I might have a weekend project, so hats off to Estes for the idea, I guess?",
"parent_id": null,... | 1,760,371,436.884949 | ||
https://hackaday.com/2025/09/05/this-week-in-security-dns-oops-novel-c2s-and-the-scam-becomes-real/ | This Week In Security: DNS Oops, Novel C2s, And The Scam Becomes Real | Jonathan Bennett | [
"Hackaday Columns",
"Security Hacks"
] | [
"AI Persuasion",
"Command and Control",
"dns",
"This Week in Security"
] | Something rather significant happened on the Internet back in May, and it seems that someone only noticed it on September 3rd.
[Youfu Zhang] dropped a note on one of the Mozilla security mailing lists
, pointing out that there was a certificate issued by Fina for 1.1.1.1. That IP address may sound familiar, and you may... | 7 | 5 | [
{
"comment_id": "8175324",
"author": "jpa",
"timestamp": "2025-09-05T16:51:15",
"content": "“To steal information strictly using CSS, you have to know what you’re looking for ahead of time.” This could work against those sites where they ask for a verification code to be input digit-by-digit to sep... | 1,760,371,436.713075 | ||
https://hackaday.com/2025/09/05/heart-rate-monitoring-via-wifi/ | Heart Rate Monitoring Via WiFi | Al Williams | [
"Science",
"Wireless Hacks"
] | [
"heart rate",
"wifi"
] | Before you decide to click away, thinking we’re talking about some heart rate monitor that connects to a display using WiFi, wait! Pulse-Fi is a system that monitors heart rate
using the WiFi signal itself as a measuring device
. No sensor, no wires, and it works on people up to ten feet away.
Researchers at UC Santa C... | 22 | 7 | [
{
"comment_id": "8175201",
"author": "Larry",
"timestamp": "2025-09-05T11:18:02",
"content": "I have a mmwave sensor. Also does this but wifi is pretty cool",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8175217",
"author": "Aaron",
"timestamp": "2025-... | 1,760,371,436.802217 | ||
https://hackaday.com/2025/09/05/capture-and-plot-serial-data-in-the-browser/ | Capture And Plot Serial Data In The Browser | Jenny List | [
"Software Hacks"
] | [
"plotter",
"serial",
"serial data"
] | If you’re working with a microcontroller that reads a sensor, the chances are that at some point you’re faced with a serial port passing out continuous readings. The workflow of visualizing this data can be tedious, involving a cut-and-paste from a terminal to a CSV file. What if there were a handy all-in-one serial da... | 5 | 3 | [
{
"comment_id": "8175143",
"author": "Pares",
"timestamp": "2025-09-05T08:13:37",
"content": "https://github.com/hyOzd/serialplot/releases/tag/v0.13.0there is a standalone program that works great that should have been mentioned. fearures : multiple chanels ,ASCII/binary format and many more featur... | 1,760,371,436.983211 | ||
https://hackaday.com/2025/09/04/powering-a-submarine-with-rubber-bands/ | Powering A Submarine With Rubber Bands | Fenix Guthrie | [
"Misc Hacks"
] | [
"rubber band",
"rubber band power",
"submarine",
"submersible"
] | A look underneath the water’s surface can be fun and informative! However, making a device to go under the surface poses challenges with communication and water proofing. That’s what this
rubber band powered submarine
by [PeterSripol] attempts to fix!
The greatest challenge of building such a submersible was the active... | 16 | 9 | [
{
"comment_id": "8175096",
"author": "Menno",
"timestamp": "2025-09-05T06:06:55",
"content": "“The submarine is slightly negatively buoyant so that once the band power runs out, it returns to the surface”So it’s positively buoyant.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,437.035438 | ||
https://hackaday.com/2025/09/04/tfiner-is-an-atompunk-solar-sail-lookalike/ | TFINER Is An Atompunk Solar Sail Lookalike | Tyler August | [
"Space"
] | [
"nasa",
"NASA NIAC",
"radioisotope",
"space propulsion"
] | It’s not every day we hear of a new space propulsion method. Even rarer to hear of one that actually seems halfway practical. Yet that’s what we have in the case of TFINER, a proposal by [James A. Bickford]
we found summarized on Centauri Dreams
by [Paul Gilster] .
TFINER stands for Thin-Film Nuclear Engine Rocket Engi... | 16 | 7 | [
{
"comment_id": "8175037",
"author": "KDawg",
"timestamp": "2025-09-05T02:53:30",
"content": "materialwhose whooooooo!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8175110",
"author": "TG",
"timestamp": "2025-09-05T06:56:52",
"content": "I hope h... | 1,760,371,436.944808 | ||
https://hackaday.com/2025/09/01/nasa-seeks-volunteers-to-track-artemis-ii-mission/ | NASA Seeks Volunteers To Track Artemis II Mission | Maya Posch | [
"Space"
] | [
"artemis program",
"nasa"
] | As NASA’s Artemis program trundles onwards at the blazing pace of a disused and very rusty crawler-transporter, the next mission on the list is gradually coming into focus. This will be the first crewed mission — a flyby of the Moon following in the footsteps of 1968’s Apollo 8 mission. As part of this effort,
NASA is ... | 29 | 7 | [
{
"comment_id": "8172792",
"author": "Andy",
"timestamp": "2025-09-01T08:12:08",
"content": "They had me at 9 meter parabolic 📡 antenna. Suddenly my back yard doesn’t seem like it’s going to cut it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8172835",
... | 1,760,371,437.145896 | ||
https://hackaday.com/2025/08/31/the-challenges-of-digitizing-paper-films/ | The Challenges Of Digitizing Paper Films | Aaron Beckendorf | [
"Video Hacks"
] | [
"film scanner",
"film scanning",
"paper",
"scanning"
] | In the 1930s, as an alternative to celluloid, some Japanese companies printed films on paper (kami firumu), often in color and with synchronized 78 rpm record soundtracks. Unfortunately, between the small number produced, varying paper quality, and the destruction of World War II, few of these still survive. To keep mo... | 18 | 5 | [
{
"comment_id": "8172834",
"author": "henningdkf29543cc0f",
"timestamp": "2025-09-01T12:00:37",
"content": "How did these film originally get viewed?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8172845",
"author": "Richard",
"timestamp": "... | 1,760,371,437.202117 | ||
https://hackaday.com/2025/08/31/microsoft-removed-wmr-headset-support-no-problem/ | Microsoft Removed WMR Headset Support? No Problem! | Donald Papp | [
"Virtual Reality"
] | [
"steam",
"vr",
"Windows Mixed Reality",
"WMR",
"XR"
] | In late 2024 Microsoft removed support for WMR (Windows Mixed Reality), and they didn’t just cease development. As of Windows 11 version 24H2, headsets like the HP Reverb and others by Acer, Samsung, Lenovo, and Dell stopped working
at all
. But the good news is developer [Matthieu Bucchianeri] created the
Oasis driver... | 15 | 6 | [
{
"comment_id": "8172704",
"author": "TG",
"timestamp": "2025-09-01T03:15:11",
"content": "I dislike that all HMDs basically live in these walled gardens software-wise, and thus they are easily orphaned and become useless if a company decides to abandon the walled garden interface, which of course t... | 1,760,371,437.082673 | ||
https://hackaday.com/2025/08/31/hackaday-links-august-31-2025/ | Hackaday Links: August 31, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"assembly line",
"Chris Boden",
"dumpster diving",
"federal prison",
"floppy disk",
"ford",
"hackaday links",
"killswitch",
"logic bomb",
"model t",
"ssd",
"usb drive"
] | Back in March, we covered
the story of Davis Lu
, a disgruntled coder who programmed a logic bomb into his employers’ systems. His code was malicious in the extreme, designed as it was to regularly search for his Active Directory entry and fire off a series of crippling commands should it appear he had been fired. His ... | 8 | 5 | [
{
"comment_id": "8172669",
"author": "Sprite_tm",
"timestamp": "2025-09-01T01:01:03",
"content": "Maybe he thought it would just get treated as a prank, but that was probably never in the cards; as we’re fond of telling our kids, the world just doesn’t have a sense of humor anymore.Not only did his ... | 1,760,371,437.244019 | ||
https://hackaday.com/2025/08/31/lightning-talks-on-time-with-this-device/ | Lightning Talks On Time, With This Device | Jenny List | [
"clock hacks"
] | [
"talk timer",
"timer"
] | Ask a Hackaday scribe who’s helped run the lightning talks at one of our events, and they’ll tell you that keeping the speakers on time is a challenge. Conversely if the staffer is trying to indicate to the speaker how much time they have left, it must be difficult from the podium to keep track while delivering your ta... | 3 | 3 | [
{
"comment_id": "8172557",
"author": "Benjamin Henrion",
"timestamp": "2025-08-31T20:08:47",
"content": "I started the lightning talks at Fosdem in 2093/2004 with a 5 minutes format, now they are 20 minutes, not lightning anymore…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,437.40347 | ||
https://hackaday.com/2025/08/31/nasa-is-taking-suggestions-for-raising-swifts-orbit/ | NASA Is Taking Suggestions For Raising Swift’s Orbit | Maya Posch | [
"Space"
] | [
"nasa",
"orbital drag",
"space telescope"
] | Launched in 2004, the
Neil Gehrels Swift Observatory
– formerly the
Swift Gamma-Ray Burst Explorer
– has been dutifully studying gamma-ray bursts (GRBs) during its two-year mission, before moving on to a more general space observation role during its ongoing mission. Unfortunately, the observatory is in LEO, at an alti... | 43 | 18 | [
{
"comment_id": "8172482",
"author": "Joshua",
"timestamp": "2025-08-31T18:31:47",
"content": "Nah, that’s silly. The steel cable may rust and is much too heavy! Think of the pyhsiks!But how’s this – they could just send up a balloon with a rope and a big magnet attached to it?– It’ll float up until... | 1,760,371,437.364134 | ||
https://hackaday.com/2025/08/31/building-a-macro-pad-into-a-business-card/ | Building A Macro Pad Into A Business Card | Aaron Beckendorf | [
"handhelds hacks",
"PCB Hacks"
] | [
"business card",
"business cards",
"circuit business card",
"macro pad",
"ZMK"
] | A business card is a convenient way to share your contact information, but it’s unfortunately prone to being thrown away or forgotten. PCB business cards try to get around this problem, but while impressive, most won’t keep the recipient engaged for a very long time. [Cole Olsen]’s
macro pad business card
, on the othe... | 10 | 5 | [
{
"comment_id": "8172324",
"author": "user746279236282@gmail",
"timestamp": "2025-08-31T14:14:21",
"content": "cool card but get a better email address!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8172329",
"author": "Do Not Do This",
"timestamp": "... | 1,760,371,437.290391 | ||
https://hackaday.com/2025/08/30/open-source-interactive-wallpapers-for-windows/ | Open Source Interactive Wallpapers For Windows | Ian Bos | [
"Art"
] | [
"background",
"conways game of life",
"css",
"desktop",
"html",
"js",
"Microsoft store",
"octos",
"open source"
] | It’s late at night, and you’re avoiding work that was supposed to be done yesterday. You could open an application on your desktop to keep your attention, or what about the desktop itself? [Underpig1] has you covered with Octos.
Octos is an open-source application
created to allow interactive wallpapers based on HTML, ... | 19 | 9 | [
{
"comment_id": "8171987",
"author": "huyy220022",
"timestamp": "2025-08-30T15:46:01",
"content": "I thinkhttps://github.com/rocksdanister/livelyis nicer, and also open-source",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8172066",
"author": "Cad th... | 1,760,371,437.457873 |
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