| artist,genre,country | |
| CHA ACKERMAN,Jazz Rock/Fusion,United States | |
| WADDLE,Post Rock/Math rock,France | |
| ADRIA AGNER,Progressive Electronic,United Kingdom | |
| RICHAR AHNFRIED,Progressive Electronic,Germany | |
| WAKE OF CONFUSION,Progressive Metal,Spain | |
| WAKE UP ON FIRE,Experimental/Post Metal,United States | |
| OLIVE AKEMAN,Prog Related,United Kingdom | |
| RIC AKEMAN,Symphonic Prog,United Kingdom | |
| IGO AKHÉVITCH,Progressive Electronic,France | |
| ROMA ALCZAK,Crossover Prog,Poland | |
| WALFAD,Crossover Prog,Poland | |
| MATTHEW VINCEN ALKER,Crossover Prog,United States | |
| RYLE ALKER,Prog Folk,United States | |
| SCOT ALKER,Prog Related,United Kingdom | |
| WALKING ACROSS JUPITER,Experimental/Post Metal,Russia | |
| JUN ALLACK,Prog Folk,Canada | |
| WALLENSTEIN,Symphonic Prog,Germany | |
| KALL ALLNER,Heavy Prog,Germany | |
| WALLPAPER POETS,Crossover Prog,Belgium | |
| WALLY,Symphonic Prog,United Kingdom | |
| WALPURGIS,Eclectic Prog,Germany | |
| WALRUS,Prog Related,Japan | |
| WALRUS,Heavy Prog,United Kingdom | |
| WALRUS,Psychedelic/Space Rock,Sweden | |
| STEV ALSH,Crossover Prog,United States | |
| WANDERING VAGRANT,Progressive Metal,Italy | |
| WANG WEN,Post Rock/Math rock,China | |
| WANIYETULA,Psychedelic/Space Rock,Germany | |
| LE ANNER,Jazz Rock/Fusion,United States | |
| WANZWA,Tech/Extreme Prog Metal,United States | |
| WAPASSOU,RIO/Avant-Prog,France | |
| WAPPA GAPPA,Jazz Rock/Fusion,Japan | |
| WARA,Prog Folk,Bolivia | |
| ALE ARD,RIO/Avant-Prog,United Kingdom | |
| WARFORGED,Tech/Extreme Prog Metal,United States | |
| WARHORSE,Heavy Prog,United Kingdom | |
| TH ARLOCKS,Psychedelic/Space Rock,United States | |
| WARM DUST,Jazz Rock/Fusion,United Kingdom | |
| WARPICKS,Heavy Prog,Norway | |
| WARPIG,Heavy Prog,Canada | |
| WASA EXPRESS,Jazz Rock/Fusion,Sweden | |
| WASAYA,Progressive Metal,Syria | |
| WASSERMANNS FIEBERTRAUM,Post Rock/Math rock,Multi-National | |
| WASTE LAGOON,Progressive Metal,Norway | |
| WASTE OF SPACE ORCHESTRA,Experimental/Post Metal,Finland | |
| WASTEFALL,Progressive Metal,Greece | |
| KAZUM ATANABE,Jazz Rock/Fusion,Japan | |
| TH ATCH,Neo-Prog,Italy | |
| WATCHER OF THE TREES,Crossover Prog,Italy | |
| WATCHTOWER,Tech/Extreme Prog Metal,United States | |
| WATER CIRCLE,Crossover Prog,Italy | |
| WATER DAMAGE,Krautrock,United States | |
| WATER GARDEN,Neo-Prog,Japan | |
| WATER INTO WINE BAND,Prog Folk,United Kingdom | |
| TH ATER WITCH,Tech/Extreme Prog Metal,United Kingdom | |
| WATER'S EDGE,Progressive Metal,United States | |
| WATERCLIME,Crossover Prog,Sweden | |
| WATERLOO,Heavy Prog,Germany | |
| WATERLOO,Heavy Prog,Belgium | |
| THE ATERS DEEP HERE,Experimental/Post Metal,United States | |
| ROGE ATERS,Crossover Prog,United Kingdom | |
| WATERSHAPE,Progressive Metal,Italy | |
| WATERTOUCH,Prog Folk,Sweden | |
| KI ATKINS,Crossover Prog,United States | |
| DEA ATSON,Jazz Rock/Fusion,Canada | |
| KE ATSON,Jazz Rock/Fusion,United States | |
| TAYLO ATSON,Progressive Metal,Canada | |
| WATTER,Post Rock/Math rock,United States | |
| WAVEMAKER,Progressive Electronic,United Kingdom | |
| WAVESIGN,Crossover Prog,Chile | |
| WAVESTAR,Progressive Electronic,United Kingdom | |
| WAX MACHINE,Psychedelic/Space Rock,United Kingdom | |
| WAX PEOPLE,RIO/Avant-Prog,United States | |
| WAY OF THE CROSS,Krautrock,Multi-National | |
| WAY STATION,Post Rock/Math rock,Ukraine | |
| TH AY WE LIVE,Prog Folk,United Kingdom | |
| DARRY AY,Crossover Prog,United Kingdom | |
| LEA AYBRIGHT,Prog Folk,United States | |
| JEF AYNE,Crossover Prog,United Kingdom | |
| WE ALL INHERIT THE MOON,Post Rock/Math rock,United States | |
| WE ARE KIN,Crossover Prog,United Kingdom | |
| WE ARE KNIVES,Post Rock/Math rock,United Kingdom | |
| WE BE THE ECHO,Post Rock/Math rock,United States | |
| WE CAME FROM SPACE,Crossover Prog,United States | |
| WE COULD BUILD AN EMPIRE,Crossover Prog,Sweden | |
| WE DESERVE THIS,Post Rock/Math rock,Germany | |
| WE LOST THE SEA,Experimental/Post Metal,Australia | |
| WE MADE GOD,Experimental/Post Metal,Iceland | |
| WE PYRRHIC CONQUERORS,RIO/Avant-Prog,United States | |
| WE VS. DEATH,Post Rock/Math rock,Netherlands | |
| WE'RE FROM JAPAN,Post Rock/Math rock,United States | |
| WEAKLING,Experimental/Post Metal,United States | |
| WEARY EYES,Post Rock/Math rock,Russia | |
| WEATHER REPORT,Jazz Rock/Fusion,United States | |
| TH EB,Jazz Rock/Fusion,United Kingdom | |
| ROBER EBB,Crossover Prog,United Kingdom | |
| EBERHAR EBER,Jazz Rock/Fusion,Germany | |
| WEEDPECKER,Heavy Prog,Poland | |
| WEEND'Ô,Heavy Prog,France | |
| WEEPING SORES,Experimental/Post Metal,United States | |
| WALTE EGMÜLLER,Krautrock,Germany | |
| WEIDORJE,Zeuhl,France | |
| SUSAN EINERT BAND,Jazz Rock/Fusion,Germany | |
| TH EIRD AND THE WONDERFUL,Crossover Prog,Canada | |
| ADRIA EISS,Progressive Metal,Germany | |
| DA EISS,RIO/Avant-Prog,United States | |
| WEITES LUFTMEER,Psychedelic/Space Rock,Germany | |
| WEJAH,Eclectic Prog,Brazil | |
| WELCOME,Symphonic Prog,Switzerland | |
| WELCOME INSIDE THE BRAIN,Psychedelic/Space Rock,Germany | |
| WELTRAUM,Psychedelic/Space Rock,Germany | |
| WELTRAUMSTAUNEN,Psychedelic/Space Rock,Germany | |
| GERSO ERLANG,Crossover Prog,Brazil | |
| PHILLI ERREN,Progressive Electronic,Canada | |
| WERWOLF (WEREWOLF ART ROCK),Prog Folk,Germany | |
| WESERBERGLAND,Krautrock,Norway | |
| JOH ESLEY,Crossover Prog,United States | |
| BUGG ESSELTOFT,Jazz Rock/Fusion,Norway | |
| AND EST,Heavy Prog,United States | |
| WESTFAUSTER,Crossover Prog,United States | |
| WET RABBIT,Crossover Prog,Hungary | |
| JOH ETTON,Prog Related,United Kingdom | |
| WETWORK,Tech/Extreme Prog Metal,Canada | |
| GER EYHING,Crossover Prog,Germany | |
| WHA-HA-HA,RIO/Avant-Prog,Japan | |
| WHALEFEATHERS,Prog Related,United States | |
| WHALEPHANT,Eclectic Prog,Russia | |
| WHAT ALEPH SAID,Post Rock/Math rock,Switzerland | |
| WHAT MAD UNIVERSE,Experimental/Post Metal,France | |
| WHAT THE BLOOD REVEALED,Experimental/Post Metal,United Kingdom | |
| WHAT'S HE BUILDING IN THERE?,Tech/Extreme Prog Metal,Canada | |
| WHEATSTONE BRIDGE,Prog Related,United States | |
| WHEEL,Progressive Metal,Finland | |
| WHEN,RIO/Avant-Prog,Norway | |
| WHEN DAY DESCENDS,Experimental/Post Metal,Australia | |
| WHEN MARY,Crossover Prog,Norway | |
| WHERE ARE YOU LIAM?,Heavy Prog,Russia | |
| WHERE THE MOON CAME FROM,Psychedelic/Space Rock,United States | |
| WHERE'S THE NINE,Jazz Rock/Fusion,Canada | |
| WHIMWISE,Prog Related,United Kingdom | |
| WHIRLING,Experimental/Post Metal,Sweden | |
| TH HIRLINGS,Psychedelic/Space Rock,Italy | |
| STA HITAKER AND FRANK WYATT,Crossover Prog,United States | |
| WHITE,Prog Related,United Kingdom | |
| WHITE CHAMELEON,Neo-Prog,Spain | |
| WHITE HILLS,Psychedelic/Space Rock,United States | |
| WHITE MANNA,Psychedelic/Space Rock,United States | |
| WHITE MOUNTAIN,Progressive Metal,Germany | |
| WHITE NOISE,Progressive Electronic,United Kingdom | |
| WHITE RAVEN,Crossover Prog,Poland | |
| WHITE STONES,Tech/Extreme Prog Metal,Sweden | |
| WHITE THUNDER,Progressive Metal,Italy | |
| WHITE VOID,Heavy Prog,Norway | |
| WHITE WALLS,Progressive Metal,Romania | |
| WHITE WARD,Experimental/Post Metal,Ukraine | |
| WHITE WILLOW,Symphonic Prog,Norway | |
| WHITE WITCH,Heavy Prog,United States | |
| ALA HITE,Crossover Prog,United Kingdom | |
| LENN HITE,Jazz Rock/Fusion,United States | |
| WHITECHAPEL,Neo-Prog,France | |
| GEO HITELY PROJECT,Crossover Prog,United Kingdom | |
| WHITEWATER,Crossover Prog,United Kingdom | |
| WHITEWING,Crossover Prog,United States | |
| KEITH FULLERTO HITMAN,Progressive Electronic,United States | |
| TH HO,Proto-Prog,United Kingdom | |
| WHOOPGNASH,Jazz Rock/Fusion,United States | |
| WHOURKR,Experimental/Post Metal,Multi-National | |
| WHYOCEANS,Post Rock/Math rock,China | |
| WICKED MINDS,Heavy Prog,Italy | |
| WIDEK,Experimental/Post Metal,Poland | |
| BENOI IDEMANN,Jazz Rock/Fusion,France | |
| WIDEPLAY,Eclectic Prog,Finland | |
| KLAU IESE,Progressive Electronic,Germany | |
| WIGWAM,Jazz Rock/Fusion,Finland | |
| PATRIC IKLACZ,Progressive Electronic,France | |
| WILD HUNT,Tech/Extreme Prog Metal,United States | |
| TH ILDE FLOWERS,Canterbury Scene,United Kingdom | |
| WILDERUN,Progressive Metal,United States | |
| WILDING/BONUS,Jazz Rock/Fusion,United Kingdom | |
| RICHAR ILEMAN,Crossover Prog,United Kingdom | |
| CHARLE ILEY,Crossover Prog,United States | |
| TA ILKENFELD,Jazz Rock/Fusion,Australia | |
| WILL OF THE MOUNTAIN,Crossover Prog,Costa Rica | |
| WILL-O-THE-WISP,Psychedelic/Space Rock,Greece | |
| DAV ILLEY,RIO/Avant-Prog,United States | |
| WILLIAM GRAY,Symphonic Prog,Argentina | |
| TON ILLIAMS LIFETIME,Jazz Rock/Fusion,United States | |
| ROBI ILLIAMSON,Prog Related,United Kingdom | |
| GAR ILLIS,Jazz Rock/Fusion,United States | |
| WILLOW,Progressive Metal,Italy | |
| WILLOWGLASS,Symphonic Prog,United Kingdom | |
| WILLS DISSOLVE,Tech/Extreme Prog Metal,United States | |
| WILSON PROJECT,Rock Progressivo Italiano,Italy | |
| STEVE ILSON,Crossover Prog,United Kingdom | |
| WILTON SAID,Neo-Prog,Canada | |
| TH INCHESTER CLUB,Post Rock/Math rock,United Kingdom | |
| WIND,Psychedelic/Space Rock,Norway | |
| WIND,Krautrock,Germany | |
| WINDCHASE,Symphonic Prog,Australia | |
| WINDHAM HELL,Experimental/Post Metal,United States | |
| TH INDMILL,Heavy Prog,Norway | |
| WINDMILLS BY THE OCEAN,Experimental/Post Metal,United States | |
| WINDOM END,Neo-Prog,Sweden | |
| WINDOW,Crossover Prog,United States | |
| WINDS,Experimental/Post Metal,Norway | |
| WINDY AND CARL,Psychedelic/Space Rock,United States | |
| WINE GUARDIAN,Progressive Metal,Italy | |
| WINGDOM,Progressive Metal,Finland | |
| MAR INGFIELD & KEVIN KASTNING,Jazz Rock/Fusion,Multi-National | |
| WINGFIELD - REUTER - STAVI - SIRKIS,Jazz Rock/Fusion,Multi-National | |
| MAR INGFIELD,Jazz Rock/Fusion,United Kingdom | |
| TH INGS OF FIRE ORCHESTRA,Crossover Prog,United States | |
| TH INSTONS,Canterbury Scene,Italy | |
| WINTER,Neo-Prog,United Kingdom | |
| WINTER CRESCENT,Progressive Metal,Greece | |
| THE INTER TREE / EX MAGUS,Neo-Prog,United States | |
| AND INTER,Experimental/Post Metal,Norway | |
| WINTERGATAN,Crossover Prog,Sweden | |
| WINTERSTRAIN,Progressive Metal,Norway | |
| WINTERSUN,Tech/Extreme Prog Metal,Finland | |
| TERJ INTHER,Progressive Electronic,Norway | |
| WINTHERSTORMER,Progressive Electronic,Norway | |
| WIPPY BONSTACK,Eclectic Prog,United States | |
| WISH,Crossover Prog,Italy | |
| WISHBONE ASH,Prog Related,United Kingdom | |
| TH ISHING TREE,Prog Related,United Kingdom | |
| WITCH RIPPER,Experimental/Post Metal,United States | |
| WITCHWOOD,Heavy Prog,Italy | |
| WITHEM,Progressive Metal,Norway | |
| WITHERSCAPE,Tech/Extreme Prog Metal,Sweden | |
| WITHIN A REVERIE,Crossover Prog,United States | |
| WITHIN PROGRESS,Progressive Metal,Greece | |
| WITHIN THE RUINS,Tech/Extreme Prog Metal,United States | |
| WITHOUT FACE,Progressive Metal,Hungary | |
| WITHOUT FATE,Progressive Metal,Canada | |
| WITHOUT WARNING,Progressive Metal,United States | |
| WITHOUT WAVES,Tech/Extreme Prog Metal,United States | |
| WITHOUTENDING,Progressive Metal,Australia | |
| CLA ITHROW,Progressive Metal,United States | |
| WITTHUSER AND WESTRUPP,Prog Folk,Germany | |
| WIZARD RIFLE,Experimental/Post Metal,United States | |
| WLUD,Eclectic Prog,France | |
| WO0,Progressive Electronic,Serbia | |
| WOBBLER,Symphonic Prog,Norway | |
| WOBURN HOUSE,Experimental/Post Metal,Germany | |
| WOLF,Jazz Rock/Fusion,United Kingdom | |
| WOLF PEOPLE,Crossover Prog,United Kingdom | |
| CHELSE OLFE,Crossover Prog,United States | |
| WOLFSPRING,Progressive Metal,France | |
| WOLMARI,Crossover Prog,Finland | |
| WOOLL OLSTENHOLME'S MAESTOSO,Eclectic Prog,United Kingdom | |
| JOO OLTERS,Progressive Metal,Netherlands | |
| WOLVE,Crossover Prog,France | |
| WOLVERINE,Progressive Metal,Sweden | |
| WOLVES IN ARAMID,Post Rock/Math rock,United States | |
| WOLVES IN THE THRONE ROOM,Tech/Extreme Prog Metal,United States | |
| WOMEGA,Eclectic Prog,Belgium | |
| WONDEUR BRASS,RIO/Avant-Prog,Canada | |
| WONGA,Krautrock,Germany | |
| TH OOD DEMONS,Crossover Prog,United Kingdom | |
| WOODEN BABY,Psychedelic/Space Rock,United Kingdom | |
| WOODEN SHJIPS,Psychedelic/Space Rock,United States | |
| WOODEN VEIL,Krautrock,Multi-National | |
| WOODENHEAD,Jazz Rock/Fusion,United States | |
| DOUG OODS & COLIN POWELL,Symphonic Prog,United Kingdom | |
| WOODS OF YPRES,Experimental/Post Metal,Canada | |
| RIC OODSON'S ELLIPSIS,RIO/Avant-Prog,United States | |
| WOODTALES,Crossover Prog,Greece | |
| ERI OOLFSON,Prog Related,United Kingdom | |
| WOOLGATHER,Crossover Prog,United States | |
| TH ORK,RIO/Avant-Prog,United Kingdom | |
| ORKING MODEL,Experimental/Post Metal,United States | |
| TH ORLD HERITAGE,RIO/Avant-Prog,Japan | |
| TH ORLD IS QUIET HERE,Tech/Extreme Prog Metal,United States | |
| WORLD OF SILENCE,Progressive Metal,Sweden | |
| TH ORLD ON HIGHER DOWNS,Post Rock/Math rock,United States | |
| WORLD TRADE,Crossover Prog,United States | |
| WORLD'S END GIRLFRIEND,Post Rock/Math rock,Japan | |
| WORM OUROBOROS,Experimental/Post Metal,United States | |
| TH ORM OUROBOROS,Eclectic Prog,Belarus | |
| WORMFOOD,Progressive Metal,France | |
| TH ORMHOLE EXPERIENCE,Progressive Metal,Italy | |
| MARTI ORSTER,Crossover Prog,Netherlands | |
| BERNHAR ÖSTHEINRICH,Progressive Electronic,Germany | |
| RENÉ VAN DE OUDEN,Progressive Electronic,Netherlands | |
| TH OUNDED KINGS,Progressive Metal,United Kingdom | |
| WOVEN HAND,Prog Folk,United States | |
| TADEUS OZNIAK,Crossover Prog,Poland | |
| WRATH AND RAPTURE,Tech/Extreme Prog Metal,United States | |
| RICHAR RIGHT,Crossover Prog,United Kingdom | |
| WRITING IN THE SKIES,Progressive Metal,United States | |
| WRITING ON THE WALL,Heavy Prog,United Kingdom | |
| TH RONG OBJECT,Jazz Rock/Fusion,Belgium | |
| ALE ROTEN,Eclectic Prog,United States | |
| BRIA ROTEN,RIO/Avant-Prog,United States | |
| WRUPK UREI,Eclectic Prog,Estonia | |
| WRVTH,Tech/Extreme Prog Metal,United States | |
| WURTEMBERG,Prog Folk,France | |
| WUTHERING HEIGHTS,Progressive Metal,Denmark | |
| ROBER YATT,Canterbury Scene,United Kingdom | |
| WYNDHAM EARL,Psychedelic/Space Rock,United Kingdom | |
| E YNNE,Psychedelic/Space Rock,United Kingdom | |
| WYRDGENES,Prog Folk,United Kingdom | |
| WYRMWOODS,Experimental/Post Metal,Finland | |
| WYSCAN,Crossover Prog,United States | |
| WYTCHCRYPT,Experimental/Post Metal,United States | |
| WYXZ,RIO/Avant-Prog,United States | |
| WYZARDS,Progressive Metal,United States | |