Publish 2 shards CC-MAIN-2026-08/01326–01736
Browse files- README.md +11 -11
- data/CC-MAIN-2026-08/01326.parquet +3 -0
- data/CC-MAIN-2026-08/01736.parquet +3 -0
- stats.csv +6 -4
README.md
CHANGED
|
@@ -32,7 +32,7 @@ configs:
|
|
| 32 |
|
| 33 |
Open Index is a large-scale web text dataset built from [Common Crawl](https://commoncrawl.org). Every page goes through a pipeline that extracts the main content from raw HTML, converts it to clean Markdown using [trafilatura](https://github.com/adbar/trafilatura), and packages the result into Parquet files with full WARC metadata preserved.
|
| 34 |
|
| 35 |
-
The dataset currently includes crawl **CC-MAIN-2026-08** with **13,
|
| 36 |
|
| 37 |
Open Index is released under the **Open Data Commons Attribution License (ODC-By) v1.0**, the same license used by Common Crawl.
|
| 38 |
|
|
@@ -164,28 +164,28 @@ Empty conversions (pages where trafilatura could not extract meaningful content)
|
|
| 164 |
|
| 165 |
### Compression Ratios
|
| 166 |
|
| 167 |
-
Numbers below are actual measurements summed across all
|
| 168 |
|
| 169 |
-
| Stage |
|
| 170 |
|---|---|---|---|
|
| 171 |
-
| Raw WARC (.warc.gz, downloaded) | ~
|
| 172 |
| HTML extracted (uncompressed) | 1.6 TB | ~295 TB | — |
|
| 173 |
-
| Packed markdown WARC (.md.warc.gz) | ~27.
|
| 174 |
| Final Parquet (Zstd level 19) | 18.7 GB | ~2.9 TB | **-32.3%** vs packed WARC |
|
| 175 |
|
| 176 |
-
The big win is the HTML → Markdown step: trafilatura strips all tags, scripts, styles, navigation, and ads, keeping only the main content. This cuts 1.6 TB of uncompressed HTML down to 58.
|
| 177 |
|
| 178 |
-
End to end: ~
|
| 179 |
|
| 180 |
### Processing Times
|
| 181 |
|
| 182 |
-
Pipeline timings across
|
| 183 |
|
| 184 |
```
|
| 185 |
-
Download (raw WARC) ████████████████████████ total
|
| 186 |
Convert (HTML → MD) █░░░░░░░░░░░░░░░░░░░░░░░ total 1h 43m 46s avg 9s
|
| 187 |
-
Export (Parquet) █████░░░░░░░░░░░░░░░░░░░ total 6h
|
| 188 |
-
Publish (HuggingFace) ████░░░░░░░░░░░░░░░░░░░░ total 5h
|
| 189 |
```
|
| 190 |
|
| 191 |
### Dataset Charts
|
|
|
|
| 32 |
|
| 33 |
Open Index is a large-scale web text dataset built from [Common Crawl](https://commoncrawl.org). Every page goes through a pipeline that extracts the main content from raw HTML, converts it to clean Markdown using [trafilatura](https://github.com/adbar/trafilatura), and packages the result into Parquet files with full WARC metadata preserved.
|
| 34 |
|
| 35 |
+
The dataset currently includes crawl **CC-MAIN-2026-08** with **13,067,657 documents across 675 shards**. We plan to add more snapshots over time.
|
| 36 |
|
| 37 |
Open Index is released under the **Open Data Commons Attribution License (ODC-By) v1.0**, the same license used by Common Crawl.
|
| 38 |
|
|
|
|
| 164 |
|
| 165 |
### Compression Ratios
|
| 166 |
|
| 167 |
+
Numbers below are actual measurements summed across all 675 files of CC-MAIN-2026-08 (13,067,657 pages total), projected to the full crawl of 100,000 WARC files.
|
| 168 |
|
| 169 |
+
| Stage | 675 files (measured) | 100,000 files (projected) | Reduction |
|
| 170 |
|---|---|---|---|
|
| 171 |
+
| Raw WARC (.warc.gz, downloaded) | ~547.1 GB | ~83 TB | — |
|
| 172 |
| HTML extracted (uncompressed) | 1.6 TB | ~295 TB | — |
|
| 173 |
+
| Packed markdown WARC (.md.warc.gz) | ~27.7 GB | ~3.7 TB | **-98.3%** vs HTML |
|
| 174 |
| Final Parquet (Zstd level 19) | 18.7 GB | ~2.9 TB | **-32.3%** vs packed WARC |
|
| 175 |
|
| 176 |
+
The big win is the HTML → Markdown step: trafilatura strips all tags, scripts, styles, navigation, and ads, keeping only the main content. This cuts 1.6 TB of uncompressed HTML down to 58.9 GB of markdown — a **98.3% reduction** — before any file-level compression is applied. Parquet with Zstd level 19 then compresses the markdown a further 68.2%.
|
| 177 |
|
| 178 |
+
End to end: ~547.1 GB of raw gzipped WARCs becomes **18.7 GB of Parquet** — a **96.6% total reduction** — containing 13,067,657 clean markdown documents.
|
| 179 |
|
| 180 |
### Processing Times
|
| 181 |
|
| 182 |
+
Pipeline timings across 675 shards of CC-MAIN-2026-08:
|
| 183 |
|
| 184 |
```
|
| 185 |
+
Download (raw WARC) ████████████████████████ total 31h 1m 1s avg 2m 45s
|
| 186 |
Convert (HTML → MD) █░░░░░░░░░░░░░░░░░░░░░░░ total 1h 43m 46s avg 9s
|
| 187 |
+
Export (Parquet) █████░░░░░░░░░░░░░░░░░░░ total 6h 52m 24s avg 36s
|
| 188 |
+
Publish (HuggingFace) ████░░░░░░░░░░░░░░░░░░░░ total 5h 27m 16s avg 29s
|
| 189 |
```
|
| 190 |
|
| 191 |
### Dataset Charts
|
data/CC-MAIN-2026-08/01326.parquet
ADDED
|
@@ -0,0 +1,3 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
version https://git-lfs.github.com/spec/v1
|
| 2 |
+
oid sha256:05cecf182b97a8096c82ca6ae955d981af80df03750423548f9cb58b3c54ff57
|
| 3 |
+
size 29903338
|
data/CC-MAIN-2026-08/01736.parquet
ADDED
|
@@ -0,0 +1,3 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
version https://git-lfs.github.com/spec/v1
|
| 2 |
+
oid sha256:8f2bad8edfb9aa8bc101ce5d928d25913af1554d4c8c1976975e902d39c81138
|
| 3 |
+
size 30199023
|
stats.csv
CHANGED
|
@@ -91,7 +91,7 @@ CC-MAIN-2026-08,87,19626,2556475903,95652380,29496848,2026-03-13T13:33:51Z,123,0
|
|
| 91 |
CC-MAIN-2026-08,88,19413,2552997036,93884780,30955003,2026-03-13T13:38:53Z,135,0,23,0
|
| 92 |
CC-MAIN-2026-08,89,19449,2545408794,94813968,29868534,2026-03-13T13:43:16Z,232,0,30,0
|
| 93 |
CC-MAIN-2026-08,90,19236,2517796572,93735940,29562700,2026-03-13T13:45:07Z,88,0,22,0
|
| 94 |
-
CC-MAIN-2026-08,91,19374,2578827857,94619739,29492428,2026-03-13T15:09:05Z,0,173,82,
|
| 95 |
CC-MAIN-2026-08,101,19267,2514449658,96925434,30875010,2026-03-13T06:40:05Z,179,0,50,81
|
| 96 |
CC-MAIN-2026-08,102,19438,2568537422,97402434,31137610,2026-03-13T06:42:52Z,93,0,20,52
|
| 97 |
CC-MAIN-2026-08,103,19511,2593312947,96164480,30296223,2026-03-13T06:47:48Z,187,0,46,61
|
|
@@ -319,7 +319,7 @@ CC-MAIN-2026-08,606,19375,2560063604,96412169,30651928,2026-03-13T14:18:37Z,175,
|
|
| 319 |
CC-MAIN-2026-08,607,19607,2615171821,94247277,29271398,2026-03-13T14:22:42Z,188,0,56,43
|
| 320 |
CC-MAIN-2026-08,608,19428,2565922533,96305162,30420265,2026-03-13T14:27:33Z,243,0,47,43
|
| 321 |
CC-MAIN-2026-08,609,19433,2628373062,95662035,30486314,2026-03-13T14:32:25Z,250,0,41,43
|
| 322 |
-
CC-MAIN-2026-08,610,19350,2547185274,91396910,29047562,2026-03-13T15:09:05Z,257,0,31,
|
| 323 |
CC-MAIN-2026-08,701,19412,2563976599,92296196,29384755,2026-03-13T06:41:28Z,272,0,22,99
|
| 324 |
CC-MAIN-2026-08,702,19449,2572639558,92293569,29721653,2026-03-13T06:44:08Z,113,0,20,24
|
| 325 |
CC-MAIN-2026-08,703,19592,2602952509,95185029,30720858,2026-03-13T06:49:34Z,187,0,36,100
|
|
@@ -470,7 +470,7 @@ CC-MAIN-2026-08,1131,19473,2581041469,92684081,29167525,2026-03-13T14:54:05Z,105
|
|
| 470 |
CC-MAIN-2026-08,1132,19820,2598563563,95076939,29770065,2026-03-13T14:57:18Z,160,0,32,0
|
| 471 |
CC-MAIN-2026-08,1133,19617,2580391827,91226466,29108970,2026-03-13T15:00:25Z,142,0,44,0
|
| 472 |
CC-MAIN-2026-08,1134,19632,2627807144,96484951,30797968,2026-03-13T15:04:00Z,0,0,26,25
|
| 473 |
-
CC-MAIN-2026-08,1135,19475,2564225205,93499261,29988735,2026-03-13T15:09:05Z,247,0,35,
|
| 474 |
CC-MAIN-2026-08,1201,19808,2613302440,99389904,31420651,2026-03-13T11:28:27Z,244,0,40,0
|
| 475 |
CC-MAIN-2026-08,1202,19636,2614718109,93578849,29619593,2026-03-13T11:36:13Z,432,0,33,0
|
| 476 |
CC-MAIN-2026-08,1203,19530,2570545683,93147045,29416235,2026-03-13T11:42:05Z,324,0,27,0
|
|
@@ -503,6 +503,7 @@ CC-MAIN-2026-08,1322,19288,2544589204,97716609,30795250,2026-03-13T14:55:27Z,0,0
|
|
| 503 |
CC-MAIN-2026-08,1323,19744,2604806783,93777361,30094585,2026-03-13T14:58:36Z,165,0,23,0
|
| 504 |
CC-MAIN-2026-08,1324,19565,2570112456,96696072,30613076,2026-03-13T15:02:46Z,218,0,32,0
|
| 505 |
CC-MAIN-2026-08,1325,13706,1708499692,69541965,21750338,2026-03-13T15:06:00Z,81,0,64,17
|
|
|
|
| 506 |
CC-MAIN-2026-08,1401,19441,2586676962,94334130,29606093,2026-03-13T09:50:34Z,230,0,90,0
|
| 507 |
CC-MAIN-2026-08,1402,19641,2571912489,94392153,29376558,2026-03-13T10:21:08Z,1035,0,797,0
|
| 508 |
CC-MAIN-2026-08,1403,19445,2589553842,99835858,31697837,2026-03-13T10:51:00Z,1248,0,530,0
|
|
@@ -531,7 +532,7 @@ CC-MAIN-2026-08,1535,19416,2564796433,94549998,29316799,2026-03-13T14:15:26Z,221
|
|
| 531 |
CC-MAIN-2026-08,1536,19475,2596376783,92841366,29475903,2026-03-13T14:20:38Z,244,0,67,0
|
| 532 |
CC-MAIN-2026-08,1537,19506,2573574054,92154692,29996828,2026-03-13T14:25:57Z,257,0,61,0
|
| 533 |
CC-MAIN-2026-08,1538,19583,2618194288,92181013,29142820,2026-03-13T14:31:31Z,242,0,91,0
|
| 534 |
-
CC-MAIN-2026-08,1539,19630,2591793666,93983042,29346593,2026-03-13T15:09:05Z,256,0,31,
|
| 535 |
CC-MAIN-2026-08,1601,19488,2581638297,95520157,30384219,2026-03-13T09:59:33Z,582,0,278,0
|
| 536 |
CC-MAIN-2026-08,1602,19483,2565678793,94359979,29292971,2026-03-13T10:27:25Z,1527,0,141,0
|
| 537 |
CC-MAIN-2026-08,1603,19263,2551028375,92915325,29206149,2026-03-13T10:55:50Z,1379,0,324,0
|
|
@@ -561,6 +562,7 @@ CC-MAIN-2026-08,1732,19647,2606210826,90240381,28679896,2026-03-13T14:52:43Z,159
|
|
| 561 |
CC-MAIN-2026-08,1733,19641,2628102999,93657261,29936320,2026-03-13T14:57:22Z,246,0,31,0
|
| 562 |
CC-MAIN-2026-08,1734,19450,2587755732,93694278,29553496,2026-03-13T15:01:21Z,186,0,51,0
|
| 563 |
CC-MAIN-2026-08,1735,19538,2588272074,93077737,29715329,2026-03-13T15:07:45Z,160,0,81,39
|
|
|
|
| 564 |
CC-MAIN-2026-08,1801,19437,2573915480,93218254,30047553,2026-03-13T10:00:55Z,409,0,121,0
|
| 565 |
CC-MAIN-2026-08,1802,19645,2589675164,95814459,30042225,2026-03-13T10:11:53Z,424,0,233,0
|
| 566 |
CC-MAIN-2026-08,1803,19583,2597232437,94155966,29485837,2026-03-13T10:25:52Z,799,0,38,0
|
|
|
|
| 91 |
CC-MAIN-2026-08,88,19413,2552997036,93884780,30955003,2026-03-13T13:38:53Z,135,0,23,0
|
| 92 |
CC-MAIN-2026-08,89,19449,2545408794,94813968,29868534,2026-03-13T13:43:16Z,232,0,30,0
|
| 93 |
CC-MAIN-2026-08,90,19236,2517796572,93735940,29562700,2026-03-13T13:45:07Z,88,0,22,0
|
| 94 |
+
CC-MAIN-2026-08,91,19374,2578827857,94619739,29492428,2026-03-13T15:09:05Z,0,173,82,43
|
| 95 |
CC-MAIN-2026-08,101,19267,2514449658,96925434,30875010,2026-03-13T06:40:05Z,179,0,50,81
|
| 96 |
CC-MAIN-2026-08,102,19438,2568537422,97402434,31137610,2026-03-13T06:42:52Z,93,0,20,52
|
| 97 |
CC-MAIN-2026-08,103,19511,2593312947,96164480,30296223,2026-03-13T06:47:48Z,187,0,46,61
|
|
|
|
| 319 |
CC-MAIN-2026-08,607,19607,2615171821,94247277,29271398,2026-03-13T14:22:42Z,188,0,56,43
|
| 320 |
CC-MAIN-2026-08,608,19428,2565922533,96305162,30420265,2026-03-13T14:27:33Z,243,0,47,43
|
| 321 |
CC-MAIN-2026-08,609,19433,2628373062,95662035,30486314,2026-03-13T14:32:25Z,250,0,41,43
|
| 322 |
+
CC-MAIN-2026-08,610,19350,2547185274,91396910,29047562,2026-03-13T15:09:05Z,257,0,31,43
|
| 323 |
CC-MAIN-2026-08,701,19412,2563976599,92296196,29384755,2026-03-13T06:41:28Z,272,0,22,99
|
| 324 |
CC-MAIN-2026-08,702,19449,2572639558,92293569,29721653,2026-03-13T06:44:08Z,113,0,20,24
|
| 325 |
CC-MAIN-2026-08,703,19592,2602952509,95185029,30720858,2026-03-13T06:49:34Z,187,0,36,100
|
|
|
|
| 470 |
CC-MAIN-2026-08,1132,19820,2598563563,95076939,29770065,2026-03-13T14:57:18Z,160,0,32,0
|
| 471 |
CC-MAIN-2026-08,1133,19617,2580391827,91226466,29108970,2026-03-13T15:00:25Z,142,0,44,0
|
| 472 |
CC-MAIN-2026-08,1134,19632,2627807144,96484951,30797968,2026-03-13T15:04:00Z,0,0,26,25
|
| 473 |
+
CC-MAIN-2026-08,1135,19475,2564225205,93499261,29988735,2026-03-13T15:09:05Z,247,0,35,43
|
| 474 |
CC-MAIN-2026-08,1201,19808,2613302440,99389904,31420651,2026-03-13T11:28:27Z,244,0,40,0
|
| 475 |
CC-MAIN-2026-08,1202,19636,2614718109,93578849,29619593,2026-03-13T11:36:13Z,432,0,33,0
|
| 476 |
CC-MAIN-2026-08,1203,19530,2570545683,93147045,29416235,2026-03-13T11:42:05Z,324,0,27,0
|
|
|
|
| 503 |
CC-MAIN-2026-08,1323,19744,2604806783,93777361,30094585,2026-03-13T14:58:36Z,165,0,23,0
|
| 504 |
CC-MAIN-2026-08,1324,19565,2570112456,96696072,30613076,2026-03-13T15:02:46Z,218,0,32,0
|
| 505 |
CC-MAIN-2026-08,1325,13706,1708499692,69541965,21750338,2026-03-13T15:06:00Z,81,0,64,17
|
| 506 |
+
CC-MAIN-2026-08,1326,19408,2570579262,94153024,29903338,2026-03-13T15:11:59Z,193,0,51,0
|
| 507 |
CC-MAIN-2026-08,1401,19441,2586676962,94334130,29606093,2026-03-13T09:50:34Z,230,0,90,0
|
| 508 |
CC-MAIN-2026-08,1402,19641,2571912489,94392153,29376558,2026-03-13T10:21:08Z,1035,0,797,0
|
| 509 |
CC-MAIN-2026-08,1403,19445,2589553842,99835858,31697837,2026-03-13T10:51:00Z,1248,0,530,0
|
|
|
|
| 532 |
CC-MAIN-2026-08,1536,19475,2596376783,92841366,29475903,2026-03-13T14:20:38Z,244,0,67,0
|
| 533 |
CC-MAIN-2026-08,1537,19506,2573574054,92154692,29996828,2026-03-13T14:25:57Z,257,0,61,0
|
| 534 |
CC-MAIN-2026-08,1538,19583,2618194288,92181013,29142820,2026-03-13T14:31:31Z,242,0,91,0
|
| 535 |
+
CC-MAIN-2026-08,1539,19630,2591793666,93983042,29346593,2026-03-13T15:09:05Z,256,0,31,43
|
| 536 |
CC-MAIN-2026-08,1601,19488,2581638297,95520157,30384219,2026-03-13T09:59:33Z,582,0,278,0
|
| 537 |
CC-MAIN-2026-08,1602,19483,2565678793,94359979,29292971,2026-03-13T10:27:25Z,1527,0,141,0
|
| 538 |
CC-MAIN-2026-08,1603,19263,2551028375,92915325,29206149,2026-03-13T10:55:50Z,1379,0,324,0
|
|
|
|
| 562 |
CC-MAIN-2026-08,1733,19641,2628102999,93657261,29936320,2026-03-13T14:57:22Z,246,0,31,0
|
| 563 |
CC-MAIN-2026-08,1734,19450,2587755732,93694278,29553496,2026-03-13T15:01:21Z,186,0,51,0
|
| 564 |
CC-MAIN-2026-08,1735,19538,2588272074,93077737,29715329,2026-03-13T15:07:45Z,160,0,81,39
|
| 565 |
+
CC-MAIN-2026-08,1736,19548,2594050078,93082892,30199023,2026-03-13T15:11:59Z,188,0,68,0
|
| 566 |
CC-MAIN-2026-08,1801,19437,2573915480,93218254,30047553,2026-03-13T10:00:55Z,409,0,121,0
|
| 567 |
CC-MAIN-2026-08,1802,19645,2589675164,95814459,30042225,2026-03-13T10:11:53Z,424,0,233,0
|
| 568 |
CC-MAIN-2026-08,1803,19583,2597232437,94155966,29485837,2026-03-13T10:25:52Z,799,0,38,0
|