| GRAN0350 | Per GRAN0350's ADVENTURE.TXT "adapted to APW C for the Apple //GS by Doni G. Grande from code adapted by Bob Wissner from code adapted by Lawrence R. Steeger from code adapted by Jay R. Jaeger." | APW C | Apple //GS | Doni G. Grande | | None known |
| WISS0350 | Per GRAN0350's ADVENTURE.TXT "adapted to APW C for the Apple //GS by Doni G. Grande from code adapted by Bob Wissner from code adapted by Lawrence R. Steeger from code adapted by Jay R. Jaeger." | | | Bob Wissner | | None known |
| STEE0350 | Per GRAN0350's ADVENTURE.TXT "adapted to APW C for the Apple //GS by Doni G. Grande from code adapted by Bob Wissner from code adapted by Lawrence R. Steeger from code adapted by Jay R. Jaeger." | | | Lawrence R. Steeger | | None known |
| ADAM0350 | COX_0350 "adapted for AMC.COM".[RA] | PHP | Online | Rick Adams | 2014 | Play online / Moby Games entry |
| ANAL_XXX | "Analog Adventure", by ANALOG Software, published by Atari for the Atari 400/800. (C) 1981, apparently written in Atari Basic. | Atari Basic | Atari 400/800 | ANALOG Software | 1981 | Info only |
| ANTO0340 | A Russian port of WOOD0350[AN]. | C | SM-4 | Vadim Antonov | 1984/85 | Source |
| APPL0350 | Port of WOOD0350 to AppleSoft BASIC. Distributed in the Aug '97 issue of the A2-2000 "freeware monthly disk-o-zine". No further info available. | AppleSoft BASIC | Apple II | | | Internet Archive |
| ANON0501 | AKA Adventure 5.2/2. "Prime FORTRAN extension of IITa0500"[D2] (or LONG0501?) | FORTRAN | Prime Computer | Anonymous | 1979 | IF Archive |
| ANON0551 | AKA Adventure 6. ANON0551 is controversial. [D2] has it in place of LONG0551, calling it a "VAX FORTRAN extension of LONG0501". PICT0551 suggests a Long/anon co-authorship. [OD1] argues Anon was McDonald himself.[HA] Kinder suggests Long+Anon[KD]. | FORTRAN | VAX | Anonymous | 1985 | None known |
| ANON0700 | "IBM mainframe version".[D2] | | IBM mainframe | Anonymous | 1981 | None known |
| ARD_0550 | Mac version "based on the Unix C version by Ken Wellsch" [WELL0550][IF]. | C | Macintosh | Anthony C. Ard | 1991 | IF Archive |
| ARNA0350 | An A-Code reimplementation of WOOD0350. | A-Code | Browser, Linux, Mac, Windows, DOS, cloud | Mike Arnautov | 2020 | Mipmip.org |
| ARNA0440 | Restoration and "Fortran-77 port of LUPI0440"[D2][A2], aka Adventure II. | FORTRAN | | Mike Arnautov | 2001 | Mipmip.org |
| ARNA0550 | "built from Dave Platt's Honeywell A-code source dated September 18, 1984."[AR] | A-Code | Browser, Linux, Mac, Windows, DOS, cloud | Mike Arnautov | 2001 | Mipmip.org / Github |
| ARNA0660 | aka Adventure4+. A "merger of ... Adv440 (Luckett and Pike) [LUPI0440] and Adv550 (Platt) [PLAT0550]"[AR] | A-Code | Browser, Linux, Mac, Windows, DOS, cloud, Amiga | Mike Arnautov | 1984-85 | Mipmip.org, Source |
| ARNA0770 | "This superset of the original Adventure incorporates my Adv660 [ARNA0660] expansion"[AR] | A-Code | Browser, Linux, Mac, Windows, DOS, cloud, Amiga, SinclairQL | Mike Arnautov | 2003 | Mipmip.org |
| ARNC0220 | A "smaller" port of Pyramid 2000 to the CoCo, "where functionality was removed but references were left behind"[PY]. | | CoCo | Robert Arnstein | 1982 | Online playable and disassembled source. |
| ARNO0350 | "German translation ... Based on Z-code port by Graham Nelson [NELS0350]."[IFW] | | | Toni Arnold | 1998 | IFWiki |
| ARNS0220 | Pyramid 2000. This site claims this is "Basically a port of David Platt's A-code Adventure550". While theoretically possible, it seems rather to be a subset of WOOD0350[PY] | | TRS-80 Model I | Robert Arnstein | 1979 | Online playable and disassembled source. |
| AUST1100 | Level 9's "Colossal Adventure" for Amstrad, Atari, BBC, Commodore, ZX Spectrum, etc. Apparently an expansion of the "original" Adventure.[AU] | | Amstrad CPC, Atari 8-bit, BBC Micro, Camputers Lynx, Commodore 64, Enterprise, Memotech MTX, MSX, Nascom, Oric, ZX Spectrum | Peter, Nick & Mike Austin | 1982 | BBC / C64 1 / C64 2 / CPC / Atari / Atari |
| BAGG0350 | TADS port "converted from Donald Ekman's PC port [EKMA0350] of the original FORTRAN source".[BA] | Z-Code | Inform | David M Baggett | 1993 | DOS / TADS |
| BALD0350 | Recompile of NELS0350 under Glulx with toolbar.[IFA] | Z-Code | Inform | Simon Baldwin | 1996 | IF Archives |
| BALL0770 | Port of ARNA0770 (aka Adv770) to iOS, by Brian Ball.[iAS] | | | Brian Ball | 2015 | iOS App Store |
| BART0430 | Open Adventure CE 1.8.0. Port of RAYM0430 (aka Open Adventure) to the TI-84 Plus CE. | Python | TI-84 Plus CE/TI-83 Premium CE | R. S. Bartgis | 2017 | Github |
| BASA0366 | Distributed by The Heath Users' Group. From the README.DOC: "developed and tested on Heath/ Zenith Z-DOS 1.25". From the initial help: "An updated version was done by Kent Blackett and Bob Supnik. This version done by Brian Barnes and Dave Sandage of Zenith Data Systems." The game only claims descent from BLAC0350, but the point total suggests a relationship with the EWHH0366 branch as well. | | Heath / Z-DOS | Brian Barnes and Dave Sandage | | IF Archives |
| BASC0350 | Developed by A Bit Better Software. Published by Apple[B2]. | AppleSoft BASIC | Apple II | Peter Schmuckel, Leonard Barshack | 1981 | MacGUI |
| BAZZ0350 | Object C++ port of " the 70's game Colossal Cave Adventure"[BZ] (apparently, WOOD0350). Possibly incomplete. | Object C++ | | Sebastian "Bazze" Norling | 2015 | Source |
| BECK0500 | UCSD Pascal port of, possibly, WOOD0350 with extensions taken from JAZE_XXX[BE]. | UCSD Pascal | | Ted Beck | | Z80Pack website Another version |
| BELD0350 | A port or recompile of RASM0350 for the Amiga and Atari ST. MobyGames | | Amiga, Atari ST | Tony L. Belding | 1987 / 1992 | Internet Archive (1.9gb) |
| BENH0350 | A reimplimentation of PLOT0350 as a Windows batch file.[DB] | Windows batch | Windows | Dave Benham | 2013 | Download |
| BHAV0565 | Windows console-mode port of BHCH0565.[BH] | | | Ravi Bhavnani | 2000 | EXE / source |
| BHCH0565 | VMS rewrite and expansion of "GOET0550 + a 15 point extension by Marc and myself".[BH] | | VAX (VMS) | Ravi Bhavnani & Marc Chardon | 1987 | source |
| BLAC0350 | Microsoft Fortran port of SUPN0350[BL]. | MS FORTRAN | DOS | Kevin B. Black | 1987 | Source / DOS exe / Moby Games entry / Online |
| BLKT0350 | Fortran IV Plus port of WOOD0350[D2][BK][SU] | FORTRAN | PDP 11/70 (IAS) | Kent Blackett | 1977[BK] | IF Archives[SU] |
| BREE_XXX | Port of BLKT0350.[BR] | OMSI PASCAL | RSX11M, PDP 11/23[BR] | Barry C. Breen | 1980 | Source |
| BROW_XXX | In-game credits claim this is "adapted" from MOSE0350 "for Apple by Donald Brown". Unfortunately seems unplayably buggy, with no in-game indication of points until you finish the game. | AppleSoft BASIC | Apple II | Donald Brown | | TOSEC Collection |
| BRHA0017 | "Enhanced" version of WOOD0350, with "added locations, text added, puzzles reworked," by Nigel Brooks.[NB] | Enhanced Quill System | ZX Spectrum | Nigel Brooks | 1987 | Play online / Download |
| BUTT_XXX | "A condensed port of Adventure"[BU] (aka Colossal Cave) for the C64 and Commodore Pet. | | C64; Commodore Pet | Jim Butterfield | | IF Archive |
| CALH0000 | "BDS/C update of JAEG0000"[D2] "Trivial" modifications to Jaeger to compile under BDS-C 1.43.[CA] | BDS C | CP/M | L. C. Calhoun | 1985 | CP/M Archives |
| CALL0350 | A "fully functional 350-point version of the classic Colossal Cave Adventure game - written in SLAX as a Junos op script." Apparently a port of POHL0350[CL] | SLAX Juno op script | JunOS | Curtis Call | 2009 | GitHub source |
| CARM0430 | EC Software Consulting's "translation of Don Woods 430 point extension [WOOD0430]"[EC]. | | Android | EC Consulting, Inc. | 2009 | EC Software |
| CCS__XXX | Creative Computing Software's Original Adventure for Atari and TRS-80. | Basic / SAM76 | Atari / TRS-80 | Creative Computing Software | 1981 | Atari Download |
| CONL0000 | "intended to be a faithful Inform 7 port of Crowther's original Colossal Cave[CROW0000]".[CO] Appears unplayably buggy. | Inform 7 | | Chris Conley | 2011 | IF Archives |
| CONR_XXX | "Quest is a text adventure game for RSTS/E. ... part of the ADVENTURE game has been implemented...." Seems to be an amalgam of Adventure and DUNGEON. | The Quest System | PDP-11 / RSTS/E | Alan Conroy (Conroy & Conroy) | | DECUS SIG v88 |
| COX_0350 | "The original 350 points version ... converted to ... PHP."[IFA] A "PHP version of the BDS C port [POHL0350] of ... Crowther."[CX] | PHP | | Matt Cox | | IF Archives |
| CRAY0350 | An early port to CP/M; discovered in the First Osborne Group's software collection.[CR] | | Osborne (CP/M) | Chuck Crayne | | ZNode51 |
| CRAW0000 | "port of Will Crowther's original Colossal Cave Adventure based on Fortran source from March 31, 1977. As such, it lacks later additions made by Don Woods such as scoring, more treasures and locations, etc. that some players may be familiar with." The designer's stated intent is to emulate the original game play as closely as possible. | Rust | | CrawlingChaos | 2020 | Github |
| CROW0000 | "The original (pre Don Woods) version of Colossal Cave Adventure, written by Will Crowther."[IFA][IFW] | PDP-10 FORTRAN | PDP-10 | Will Crowther | 1975 | Source / Windows EXE |
| DAIM0350 | Turbo C port of POHL0350[D2] or HELL0350[DA] | Turbo C | | Daimler | | IF Archives |
| DAVI0350 | WOOD0350 "simplified and streamlined ... for early browsers".[AD] | | Browser | Andrew Daviel | 1994 | Play online / Download |
| DEAR0000 | Adaptation of WITH0000 for iPod / iPhone. | | iPhone | Robert Dea | 2011 | Moby Games entry |
| DIAZ0350 | Spanish translation of NELS0350.[IFA] | | | Jose Luis Diaz | 1997 | IF Archives |
| DOVE0550 | A port either of GOET0550 or "from a DEC PDP-11".[DO] | Microsoft FORTRAN | | Steve Dover | | IF Archives |
| EKMA0350 | "Microsoft Fortran 5 port of PDP 11-70 port of WOOD0350".[D2] | MS FORTRAN 5 | DOS, Amiga | Don Ekman | 1990 | Source/DOS exe Textfiles / Internet Archive |
| ERIC0350 | 1977-78 port of WOOD0350 to the CDC 6400 running NOS/BE.[EP] | FORTRAN | CDC 6400 running NOS/BE | David P. Erickson | 1978 | No source available |
| ERIP0350 | Port of ERIC0350 to PRIMOS.[ER] | | Prime 450 / PRIMOS | David P. Erickson | 1978 | No source available |
| EVIS0350 | Syrtis Software, published by Micro Gold (UK). A seemingly faithful port of WOOD0350".[EV] | | ZX Spectrum 16K, 32K, 48K | Michael J. Evis | 1981 | World of Spectrum |
| EWHH0366 | Conversion of SUPN0350 to SCOPE by "R. Emerson, W. Wirth, S. Hobson, W. Hein, S. Connard", et al. | | | R. Emerson, W. Wirth, et al. | | Source: here and here |
| FENY0350 | "MSC 5.1 and COHERENT port" of POHL0350.[D2] | | | David Fenyes | 1990 | ftp.edu.tw / icl1900 |
| FINC0350 | In-game HELP: "adapted for the HP-95LX by Larry Finch from code adapted by Bob Wissner from code adapted by Lawrence R. Steeger from code adapted by Jay R. Jaeger." | | HP-95LX | Larry Finch | | IF Archive |
| FLEI0350 | "iAdventure". Port of WOOD0350 to the iPad. | | iPad | Anton Fleig | 2010 | Moby Games entry |
| FULL0000 | A simple g77 recompile of RUSS0000 for "some old Mac" which introduced no changes.[OD1] | | Macintosh | Troy Fullwood | | IF Archive |
| GAEV0350 | Russian translation of NELS0350. This may simply be a translation of the messages, not a new codebase. | Inform 5/6 | | Denis Gaev | 1991 | Github |
| GASI0350 | "AGT port of WOOD0350".[D2] | | | David Gasior | 1991 | v1.4 v1.5 |
| GERA_XXX | "The original Crowther and Woods ... for the Amstrad CPC 464." DuckSoft (or Duckworth Home Computing). Per Moby Games, "a faithful adaptation". | | Amstrad CPC, Commodore 64 | Peter Gerard | 1985 | Disk image / Internet Archive |
| GERR0000 | A port of "Will Crowther's original Colossal Cave 'Adventure' source code [CROW0000] to Microsoft Micro Color Basic."[GE]. | Microsoft Micro Color Basic | TRS-80 MC-10 | Jim Gerrie | 2015 | MC-10 Emulator with game code / Internet Archive |
| GIBI0375 | C extension for CP/M and MS-DOS of, probably, GILL0350[GI]; commercial version by The Software Toolworks.[D2] Added the stock certificates puzzle.[?] | C | CP/M; MS-DOS | Jim Gillogly & Walt Bilofski[D2] | 1982[D2] | CP/M / DOS |
| GILL0350 | "UNIX/C port of WOOD0350".[D2] | C | UNIX, Amiga | Jim Gillogly | | IF Archives |
| GOET0350 | AKA Adventure A02. Port of, apparently, BLKT0350[GO] to CP/M. | FORTRAN | CP/M | Mike Goetz | 1980 ca. | IF Archives |
| GOET0550 | AKA B00 and B01. Port of PLAT0550[GO]. | A-Code | CP/M | Mike Goetz | 1980 | IF Archives |
| GOET0580 | Aka B02, B03, C00, C01. Expansion of GOET0550 with additional locations and treasures.[GO] | A-Code | CP/M, online, browser, HTML/Javascript, Linux, MacOS, Windows, DOS emulator | Mike Goetz | 1993 | IF Archives, Mipmips. |
| GOLD1000 | Macintosh port of MALM1000 | | Macintosh | Al Golden | | IF Archives |
| GRAY0375 | An expansion, possibly of VMCM0350, with material taken from GIBI0375, written in Six, for an IBM mainframe.[GR] | Six | (BM mainframe | Chris Gray | 1980 | Source |
| HALL0501 | "Port of Doug McDonald [MCDO0551]... build[ing] on top of Jerry Pohl [POHL0350]... ."[ODH] | | | Robert R. Hall | 1994 | Source: here, here and here |
| HAMO0350 | "Native client" (browser) port of LUMM0350. | | | Dom Hamon | 2011 | Moby Games entry / Download |
| HARR0235 | A seemingly faithful implementation of WOOD0350, save for the reduced score. Parentage unknown. | The Quill System | ZX Spectrum 48K, Commodore 64 | Ross Harris | 1985 | Download |
| HART0350 | "A port of the Original Adventure game by Crowther and Woods to Linux."[HR] Probably WOOD0350. | | Linux | James M. Hartley Jr. | 2001 | Hartley's site Here |
| HEAL0000 | Javascript port of CROW0000.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0350 | Javascript port of WOOD0350.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0366 | Javascript port of LIDI0366.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0430 | Javascript port of WOOD0430.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0440 | Javascript port of ARNA0440.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0501 | Javascript port of LONG0501.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0550 | Javascript port of PLAT0550.[HE] | Javascript, A-Code | | Scott Healey | | Gobberwarts |
| HEAL0551 | Javascript port of MACD0551.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAL0570 | In-source credits read only, "An extension of the advent350 port." An original expansions of WOOD0350.[HE] | Javascript | | Scott Healey | | Gobberwarts |
| HEAR0350 | IBM mainframe REXX port of WOOD0350.[HE] | IBM mainframe REXX | | Scott Healey | 2009 | Source |
| HELL0350 | OS/2 conversion of POHL0350 (mentioned in DAIM0350 start-up screen, but not mentioned on Hartley's site). | | OS/2 | James M. Hartley Jr. | | OS2 / Source |
| HOLD0350 | A rewrite in Java of POHL0350. | Java | | Wayne Holder | 2018 | Github |
| HOLL0350 | A recreation in Flash ActionScript of WELL0550, pared back to PLOT0350.[HO] | Flash ActionScript | | Wesley Holland | | Play online |
| HOWE0301 | Port of WOOD0350 to the Atari. | | Atari | Robert A. Howell | 1982 | Coming soon! |
| HUNT0000 | Some spelling corrections to CALH0000.[WI] | | | Greg Huntzinger | | Classiccmp.org[HU] |
| IBBO0000 | ANSI C standardization of POHL0350. Split score. | ANSI C | | Peter M. Ibbotson | 1988 | Internet Archive.[IB] |
| IIT_0500 | Dalenberg has IITa0500 and IITb0500[D2], but they seem to have been no more than in-progress snapshots of something (ANON0501?) in development. | | | | | None known |
| JACM0350 | "Full, complete, uncut conversion" of WOOD0350[JB]. | | Apple II DOS | Master Jacobi | 1981 | Internet Archive |
| JACO0365 | Prime FORTRAN extension of WOOD0350[JB]. | Prime FORTRAN | | John Jacobsma | | None known |
| JAEG0000 | "BDS/C port of WOOD0350 (split score)"[D2] for the Altair 8800[JA] | BDS C | Altair 8800 | Jay R. Jaeger | | None known |
| JAME0551 | A recompile of MCDO0551 for PANOS 1.4 for the BBC Micro/BBC Master.[JN] | FORTRAN 77 | BBC Micro/BBC Master | Daniel Jameson | 2016 | Stardot forums |
| JAME_XXX | "This 9845 program version probably comes from a BASIC port originally distributed by L. W. James and Associates for the 9845 series. I found it on an old 9845A tape and made it available as a generic version for all members of the System 45 family."[JM] | | Hewlett Packard 9845 | | | HP 9845 Project / Internet Archive |
| JAZE_XXX | A "CDC CYBER 74 FORTRAN" port and expansion of, possibly, WOOD0350[BE]. | CDC Cyber 74 FORTRAN | | Tony Jarrett and Paul Zemlin | | None known |
| JONE0210 | AKA "Adventure 1", AKA "Colossal Caves". "Full version of the classic mainframe game". Variously published by Abersoft, Amsoft, Micro Gold, etc., for the ZX Spectrum 48K.[JO] Parentage unknown. | | ZX Spectrum 48K, Amstrad, BBC, Commodore, etc. | John Jones-Steele | 1982 | Online / ROM image / Spectrum / Spectrum / Spectrum / Spectrum / C64 |
| KENN0000 | OS/2 2.x port of POHL0350. | | OS/2 2.x | John W. Kennedy | | Source / Executable |
| KFML0700 | Descendant of WOOD0350, possibly written in PL/1 for an IBM mainframe.[KF] | PL/1? | IBM mainframe? | Koch, Fry, et al | | None known |
| KINA0660 | Amiga port of ARNA0660. C source & exe; Requires KickStart 2.04, plus Win GLK build. | C | Amiga | David Kinder | Amiga: 1996 / Win: 2002 | IF Archive |
| KIND0430 | Amiga port of WOOD0430. | | Amiga | David Kinder | | IF Archive |
| KIND0550 | Windows GLK build of ARNA0550 | | Windows | David Kinder | 2002 | IF Archive / Win10 Update / Original |
| KINE0350 | Amiga port of EKMA0350. | | Amiga | David Kinder | | IF Archive |
| KING0350 | Amiga port of GILL0350. | | Amiga | David Kinder | | IF Archive |
| KINM0551 | Amiga port of MCDO0551. | | Amiga | David Kinder | | IF Archive |
| KINT0350 | Amiga port of TICM0350. | | Amiga | David Kinder | | IF Archive |
| KINW0550 | Amiga port of WELL0550. | | Amiga | David Kinder | | IF Archive |
| KNUT0350 | Conversion to C/CWEB of WOOD0350 | C/CWEB | | Donald E. Knuth | 2003 | Source / PDF / Z8 binary |
| KOBE0350 | A Russian port of WOOD0350[AN]. | | BESM-6 | Vadim V. Kobelev | late 1970s | None known |
| LETW0350 | AKA Microsoft Adventure. A commercial port of, probably, WOOD0350.[MS] | | Tandy & MS-DOS 1.0[MS] | Gordon Letwin | 1979: TRS-80 / 1981: IBM | TRS80: v1.0 / v1.1 / other / IBM / Internet Archive" |
| LANA0340 | MS-DOS port of ANTO0340[AN]. | C | MS-DOS | S. Lakhno, M. Nalbandyan | 1997? | IF Archive |
| LIDI0366 | FORTRAN port of EWHH0366.[OD2] | FORTRAN | | Stephen O Lidie | | Lidie's site |
| LOBO0430 | Lobotomo Software's "graphical front-end for Don Woods' 1995 v2.5 of the original text adventure game". Imitates the look of an old CRT terminal.[LO] | | Macintosh | | 2003 | Lobotomo Homepage / Internet Archive / v1.0 / v2.1 (64-bit) |
| LONG0501 | AKA Adventure 5. DEC FORTRAN IV extension of WOOD0350 (note some sources, e.g., [PA] call this a 501-pt version) | DEC FORTRAN IV | | David Long | 1979 | IF Archives |
| LONG0751 | DEC FORTRAN extension of LONG0501 | DEC FORTRAN | | David Long | | None known |
| LUMM0350 | Mentioned as the ancestor of HAMO0350 in a Moby Games entry. QNX 4 port and bug fix of POHL0350. | | QNX 4 | James Lummel | | UNIX source / Github |
| LUPI0440 | Fortran IV extension of WOOD0350 | FORTRAN IV | | Peter Luckett & Jack Pike | 1978 | None known. See ARNA0440[LU] |
| MALM0350 | AGT port of WOOD0350 | AGT | | David Malmberg | 1993 | Source w/AGT / Source only |
| MALM1000 | Dalenberg calls MALM1000 an "AGT extension of PLAT0550 (AKA hugecave)"[D2]. O'Dwyer argues it descends from GOET0580, with material from LETW0350[MA] | AGT | DOS | David Malmberg | | DOS / Source / Amiga / Win31 |
| MANO_XXX | "Adventure", by Max Manowski for the Atari. | | Atari | Max Manowski | 1981 | Online |
| MARO0350 | "Bilingual Adventure". A port of WOOD0350 "that allows switching between English and French." | SAM76 | CP/M / DOS | Jim Manning, Ancelme Roichel | 1979 | Internet Archive |
| MAST0550 | "Port of the 550 point Colossal Cave Adventure game, originally written by David Platt, to the web." | | Google Web Toolkit / JS/jQuery | Matt Mastracci | 2019 | Source / Online |
| MAYO0350 | "C port (and clean-up) of CALH0000?"[D2] | C | | Scott Mayo | 1992 | TextFiles |
| MCDO0551 | Fortran-77 clean-up and port of LONG0501[MC]. | FORTRAN 77 | DOS, Amiga | Doug McDonald | 1990 | Source / DOS / Amiga |
| MCGR0350 | "the original 350 points version ported to ZIL by Jesse McGrew, based on ealier work by Graham Nelson and Dave Baggett, with some elements of the original Fortran version restored."[IFA] | ZIL | | Jesse McGrew | 2015 | Game / Source |
| MCGU_XXX | A version for the Spectrum. Some differences noted: scoring is reported in percentages, and when dropped off in the building, most treasures "disappear down a hole for safe keeping" and can no longer be seen. Parentage unknown. | | Spectrum | Paul McGuire | 1985 | World of Spectrum |
| MILL0551 | Fortran-90 port of MCDO0551 with multiple saves | FORTRAN 90 | | Alan Miller | 1990 | Bigpond / jblevins |
| MIRO0350 | Port of POHL0350 to daScript | daScript | | Andrey Mironenko | 2021 | Github |
| MOMA_XXX | Spanish (Castilian) implementation (of WOOD0350?) from Aventuras AD for the Spectrum with graphic illustrations. MobyGames | | ZX Spectrum, Amstrad CPC, Commodore 64, MSX, DOS, Amiga, Atari ST | Andres Roberto Samudio Monro, Manuel Gonzalez Martinez, Carlos Marques | 1989 | World of Spectrum |
| MOSE0350 | aka Adventure3000. Port of WOOD0350 to the HP3000. Known from its MobyGames entry. | HP3000 BASIC | HP3000 | Benjamin Moser | 1979 | None known |
| MURP0350 | Port of SUPN0350 to the PDP-8 | FORTRAN | PDP-8 | Charles Murphy | | Source |
| MUNK0430 | Macintosh, Amiga, DOS ports of WOOD0430 | | Mac, Amiga, DOS | Jacob Munkhammar | | MAC exe / Source / DOS exe |
| MUNO0370 | MS DOS PDS FORTRAN v5.10 port of WOOD0350. "MS FORTRAN extension of WOOD0350"[D2][MU]. MobyGames. | PDS FORTRAN | DOS | Paul Muñoz-Colman | 1996 | DOS exe / DOS source / Online / IF Archives / Source |
| NELD0350 | Port to Fortran 77 of BAGG0350. Download link is currently to the unprocessed directory at IF Archive; that will change in the future. | FORTRAN 77 | | Dan Nelson | 2016 | Source / DOS / Win |
| NELS0350 | Inform 6 port of BAGG0350[IFA]. | Inform 6 | | Graham Nelson | 2006 | Source / Z5 |
| NKMP0350 | An Inform 6 implementation of Nick Nicholas' translation of the text of NELS0350 into Lojban.[NK] | Inform 6 | | Nick Nicholas, et al | 2002 | Z-Code Lojban.org |
| ODWY0350 | "A modern ANSI C port of" KNUT0350 with, per O'Dwyer, some reversions and a bug fix. | ANSI C | | Arthur O'Dwyer | 2014 | Github |
| ODWY0440 | "A modern ANSI C port of" LUPI0440. | ANSI C | | Arthur O'Dwyer | 2014 | Github |
| ODWY0550 | "A modern ANSI C port of" the data file from PLAT0550 with ARNA0550 for the 'command kernel'. | ANSI C | | Arthur O'Dwyer | 2014 | Github |
| ODWY0551 | "A modern ANSI C port of" MCDO0551. | ANSI C | | Arthur O'Dwyer | 2014 | Github |
| OLSS0551 | "DOS version of MCDO0551"[D2]. "A recompilation of MCDO0551 with no new material."[OD1] Docs: "compiled by me ... from sources published in Comp.sources.games." | FORTRAN 77 | Amiga[OL], DOS | Magnus Olsson | 1990 | IF Archive / Source |
| OSKA0501 | Port of LONG0501 to Fortran 77 | FORTRAN 77 | | Johann Gunnar Oskarsson | 1990 | IF Archives |
| PALT0350 | Port or recompile of WOOD0350.[PAL] | | | Gary Palter | | Play online |
| PENN0350 | Recompile of NELS0350 for Inform 6.[IFA] | | | Jason Penney | 2001 | Source |
| PICT0551 | While TADS PolyAdventure makes this a port of a "551-point version by David Long and an anonymous author"[PA], it is probably actually a port of MCDO0551[MC]. | | | David Picton | | TADS binary / source |
| PICT0701 | "A 701-point version by David Picton, combining the 550-point and 551-point versions."[PA] | | | David Picton | | IF Archive |
| PICT0805 | "A 701+-point version by David Picton, based on the 701-point version but with new extensions."[PA] | | | David Picton | | IF Archive |
| PLAT0550 | AKA Adventure 3, Adventure 550, and CP-V Adventure. "Fortran extension of WOOD0350".[D2] | FORTRAN 77, A-Code/PL-6/FORTRAN | XEROX SIGMA-9 / CP-V, DOS | David Platt | 1979-84 | Source / DOS |
| PLON0350 | Recompile of NELS0350 under Glulx Inform. | | | Andrew Plotkin | 1996 | IF Archives |
| PLOT0350 | "Rehost of DECUS 11-340 [SUPN0350]"; incl. Fortran-77 mods. | RT-11 FORTRAN / MS FORTRAN | PDP-11/03, DOS | Kenneth Plotkin | 1994 | IF Archives |
| POHL0350 | "Translated from BDS C to CII C86 and standardized as per UNIX standard i/o library functions".[PO] | CII C86 | DOS | Jerry Pohl | 1984 | Github / Textfiles / IF Archives / Online / Internet Archives |
| PONT0350 | French translation of NELS0350 | | | Jean-Luc Pontico | 2001 | IF Archive |
| QUE20350 | Quest text adventure builder[Q2] port of "Adventure (Crowther and Woods). | | Browser, Windows | | 1983 | Quest file |
| QUES_XXX | Quest Software Adventure for Kaypro II (CP/M)[QU], etc. | | Kaypro II, Osborne I, Xerox, Micro Design (CP/M) | | 1983 | None known |
| RAMS0350 | Swedish translation of NELS0350 | | | Frederik Ramsberg | 2007 | IF Archive |
| RASM0350 | Crowther & Woods' Colossal Cave converted to Megamax C for Atari-ST. Based on CALH0000, possibly PLOT0350, and a third, unidentified source.[RS] | | Amiga, Atari ST[RS] | Marvin W. Rasmussen | 1987 | IF Archive / Disk image / Moby Games entry |
| RAUS0350 | A straight port ("nothing has been added and nothing left out") of, apparently, WOOD0350 to the Apple II. Published, as "Classic Adventure", as the initial entry in Scott Adams' "Other Adventures" series.[RA] | | Apple II | John Rausch | 1981 | Internet Archive / v2.1 / Source disk 1 / / Source disk 2 |
| RAYM0430 | Aka Open-Adventure. A port of WOOD0430 to modern C code. | C | | Eric S. Raymond | 2017 | Source / Github / Internet Archive |
| RICH0500 | Pascal port and extension of ERIC0350.[RI]. | Pascal | CDC 6400; IBM/MVS | George Richmond | 1979 | GitHub |
| RHOD0350 | Port of "the original 1977 FORTRAN code by Crowther and Woods" to Python 3. | Python 3 | | Brandon Rhodes | 2010 | GitHub |
| ROBB0350 | Dutch translation of NELS0350 | | | Yuri Robbers | 2002 | IF Archive |
| ROBE0000 | A "recreation of Willie Crowther's "Colossal Cave Adventure" game in Python". To play: cd ~/adventure/ ; python3 adventure.py | Python 3 | | Eric Roberts | 2018 | GitHub |
| RODR0350 | "iColossal Cave Adventure" | | iPhone | Juan del Valle Rodríguez | 2010 | App Store |
| ROGE0350 | ADRIFT port of NELS0350. The online playable version has an auto-map feature. | | | Nick Rogers | 2006 | Play online / Download |
| RUBY0751 | Q-Basic recreation of LONG0751.[RB] | Microsoft QBASIC | | C. Ruby | 1996 | Source |
| RUSS0000 | Fortran-77 modification of CROW0000.[RU] | | | Matthew Russotto | 2007 | Source / Linux binaries |
| RUTE0350 | iPod/iPhone port of WOOD0350 with voice recognition input. | | | Richard Rutenberg | 2010 | Moby Games entry |
| SAKA0350 | "This is a translation into Unlambda esoteric programming language" of KNUT0350 | Unlambda | | Kunihiko Sakamoto | 2011 | Github |
| SCBA0350 | A Bit Better Software's "Adventure", "adapted from the original Don Woods computer fantasy game".[BS] | | Apple | Peter Schmuckal & Leonard Barshack | 1980 | Internet Archives / VirtualApple |
| SLOA0350 | Partial advsys port of WOOD0350 | | | Bob Sloane | | None known |
| SMIT0350 | Windows "remake" of WOOD0350 in the SUDS environment[SM] | | Windows SUDS | Matthew Smith | 2007 | Softpaz |
| SOLO0350 | Microsoft Fortran port of WOOD0350 | | | Alan Solomon | | None known |
| STAD0550 | "The 550-point extended version by David Platt, ported by Bennett Standeven."[PA] | | TADS | Bennett Standeven | | IF Archive |
| STAD0580 | "The 580-point extended version by Mike Goetz, ported by Bennett Standeven."[PA] | | TADS | Bennett Standeven | | IF Archive |
| STAN0350 | GINAS port of NELS0350 | | | Jeff Standish | 1995 | IF Archive |
| STAN1000 | Version 2.0 is an Apple iOS port of MALM1000[iAS]. For v1.0 see STAN_XXX | | | Shawn Stanley | 2008 / 2009 | Apple App Store |
| STAN_XXX | iOS App Store description suggests a port of WOOD0350,[iAS]. Moby Games suggests a port of NELS0350. See also STAN1000. | | | Shawn Stanley | 2010 / 2014 | Apple App Store |
| STRO0550 | Combined DOS/Win version of WELL0550 | | Windows 3.x | Wolfgang Strobl | 1992 | Internet Archive |
| SUPN0350 | Fortran IV port of BLKT0350[SU] | Fortran IV[SU] | PDP 11/03[SU] | Bob Supnik | 1978[SU] | IF Archives / Source |
| SWEC0000 | Colossal Cave running in a partial FOTRAN IV interpreter and PDP-10 simulator, written in Python". It's unclear whether this is CROW0000 or WOOD0350, but it doesn't recognize "SCORE", so I'm presuming the former. | FORTRAN IV/Javascript/Python | PDP 10 | Christopher Swenson | 2018 | Github |
| SWEN0448 | Modification of WNAW0448 "for the ITS system" at MIT. Recently rediscovered as part of a PDP-10/ITS collection.[SW] | FORTRAN IV | PDP 10/ITS | Eric J. Swenson[SW] | 1979 | Github |
| TAFA0350 | Colossal Cave in Python 3. Unsure what the parentage of this is. Assuming WOOD0350. | Python 3 | | Sajedeh Tafazzoli | 2020 | GitHub |
| TESS0350 | Hugo port of NELS0350 | | Hugo | Kent Tessman | 1995 | If Archives |
| TICM0350 | Fortran-77 port of SUPN0350; aka DECUS Release 4 | FORTRAN 77 | | Linards Ticmanis | 1998; updated 2001 | IF Archive |
| UCLA0365 | UCLA extension to WOOD0350.[UC] | | | | | None known |
| VAKU0340 | Port to the UNIX environment of LANA0340[AN]. | C | UNIX | Serge Vakulenko | 2023/24 | Github |
| VANE0560 | "Derives primarily from MCDO0551 with a little bit of content borrowed from PLAT0550 or later and a little bit of original content. It is written in Intel Fortran 2008."[VA] | Intel FORTRAN 2008 | | Neal Van Eck | 2011 | EXE: IF Archive / Microsiris Src: IF Archive / Microsiris |
| VMCM0350 | "PL/1 port of WOOD0350 for VM/CMS."[D2][VM] | PL/1 | VM/CMS | Unknown[D2] | | Here and here. Now here. |
| WALT0350 | Inform extension to WOOD0350; added Enchanter-style spells.[WA] | Inform | | Jay Walton | 1997 | Z-Code Inform source |
| WELL0550 | UNIX/C port of PLAT0550 | C | UNIX BSD 4.2 / VAX 11/780, DOS/Windows, Amiga, Mac | Ken Wellsch | 1982-85 | Source / DOS/Win / Amiga / Mac |
| WHIN0450 | MS VC 6.0 port of POHL0350; optional 400/450 pt levels. Win32 console mode. | MS VC 6.0 | Win-32 console | Al Whinery | 2007 | IF Archive |
| WITB0000 | Microsoft C 5.1 port of WITH0000.[WI] | | | Bob Withers | 1990 | IF Archive |
| WITH0000 | "Eco-C88 port of JAEG0000"[D2] or HUNT0000[WI]. The in-game instructions say, "This version, written in BDS 8080 C was adpated by Jay R. Jaeger and was later ported to MSC V5.1 on the IBM/PC by Bob Withers." | MS C | DOS | Bob Withers | 1985 | None known |
| WNAW0448 | Modification of WOOD0350 "for the Brown University system". Once lost and known only from SWEN0448[SW], it's now available at Github. | FORTRAN | | Wallace, Nebiker, Albert, Wu | 1978 | Github |
| WONG0350 | "This is a translation into Forth of Crowther and Wood's PDP-10 Fortran. Leo Wong 20 August 02003". | | | Leo Wong | 2003 | Internet Archive / IF Archive |
| WODD0350 | C port of WOOD0350 to C for a MacBook. | C | MacBook | John T. Wodder | 2015 | GitHub |
| WOOD0350 | Extension and Fortran 10 port of CROW0000[WO] | FORTRAN | PDP-10 | Don Woods | 1977 | Ver. 1 / Ver. 2 |
| WOOD0430 | Aka Adventure 2.5. Wood's port of WOOD043B" to C.[WO] | C | DOS, Amiga | Don Woods | 1978/1995 | Source / DOS / Amiga |
| WOOD043B | Aka Adventure 2 or Adventure II. Don Woods' expansion of WOOD0350.[WO] | FORTRAN IV | PDP-10 | Don Woods | 1978/1995 | Source / DOS / Amiga |
| YONG_XXX | An adaptation of a "48k Spectrum version of ... Crowther" to Intelligent-Design's .NET UI with some things removed.[YO] | | Windows .NET | C.Yong | 2006 | IF Archive |