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List of formerly proprietary software

From Wikipedia, the free encyclopedia

This is a list of notablesoftwarepackages which were published under aproprietary software licensebut later released asfreeandopen-source software,or into thepublic domain.

In some cases, the company continues to publish proprietary releases alongside the non-proprietary version.

List of formerly proprietary and closed-source software
Title Original release Relicensed release Initial free relicense Notes
3D Movie Maker 1995 2022 MIT The source code and assets for entire program (minus fonts) was uploaded to GitHub on May 4, 2022, under the MIT License.[1][2][3][4]
Adobe Flex 2004 2007 MPL-1.1 Since renamed toApache Flexand changed toApache-2.0
AdvFS 1990s 2008 GPL-2.0-only HP opened up AdvFS from Tru64 UNIX.
AOLserver 1999 GPL/ modifiedMPL [5]
Apache Derby 1996 2004 Apache-2.0 Relational database management systemoriginally calledCloudscape;released as free and open-source software byIBMin 2004 and donated to theApache Software Foundation
Apache Wave 2009 2009 Apache-2.0 FormerlyGoogle Wave.[6]
Apus Game Engine 2008 2020 BSD-3-Clause Released to the public by the developer after reaching aPatreongoal.[7]The source code forAstral Heroes(one of the games using the engine) was released to patrons.[8]
Astrolog 1991 2015 GPL-2.0-or-later/ custom permissive Has always beenfreewareandopen source,but had a custom attribution demanding permissive license.
Atom 2014 2014 MIT [9]
BASIC Computer Games 1973 2021 Public-domain software(Unlicense) On December 31, 2021,Jeff Atwoodpublished an updated version of the 101 games included in the originalBASIC Computer Gameson GitHub under theUnlicense,with permission ofDavid H. Ahl.[10]On June 15, 2022, Ahl formally released everything he had ever written or edited, from prose to software, into the public domain; which includes titles likeMore BASIC Computer GamesandBASIC Computer Adventures.[11][12]
BDS C Compiler 1979 2002 Public domain Released by author
BitKeeper 2000 2016 Apache-2.0
Bitstream Vera(font) 2003 custom Through the efforts of Bitstream and theGNOME Foundation
Blades of Exile 1997 2007 CPL-1.0 Relicensed to theGPL-2.0-onlyat some point between 14 May 2007 and 12 June 2007.
Blender 1996 2003 GPL-2.0-or-later
BlitzBASIC(Blitz3D, BlitzPlus, BlitzMax) 2001 2014 Zlib BlitzPlus was released asOpen Sourceon 28 April 2014 under theZliblicense ongithub.[13][14]Blitz3D follow on 3 August 2014.[15][16]BlitzMax was open sourced on 21 September 2015.[17]
BRender 1995 2022 MIT Source code for 1997 and 1998 versions released under the MIT License on GitHub on May 3, 2022.[4]The source code for3D Movie Maker,acomputer programusing the engine was also released under the same license.
C-Dogs 1999 2002–2016 Public-domain software/CC BY 3.0 Source code released to the public on February 13, 2002, under apublic-domain-equivalent license.[18]The graphics were re-licensed to the CC BY 3.0 license on April 13, 2016.[19]
Cafu Engine 2000 2009 GPL-3.0-or-later Originally released under theGPL-3.0-or-laterlicense (with an option for acommercial license),[20]in 2016 was re-licensed under theMITlicense.[21]
Catacomb 1989 2014 GPL-2.0-or-later [22]
Catacomb II 1991 2014 GPL-2.0-or-later [22]
Catacomb Abyss 1992 2014 GPL-2.0-or-later [22]
Catacomb Armageddon 1992 2014 GPL-2.0-or-later [22]
Catacomb 3D 1991 2014 GPL-2.0-or-later [22]
C*Base 1980s 2003 GPL-2.0-or-later
Cemu 2015 2022 MPL-2.0 Source code released under the Mozilla Public License 2.0 on August 24, 2022.[23]
CDE 1993 2012 LGPL-2.0-or-later [24][25]
ChakraCore 2009 2016 MIT On 13 January 2016Microsoftreleased ChakraCore under theMITlicense onGitHub.[26]ChakraCore is essentially the same as the Chakra engine that powers theMicrosoft Edgebrowser, but with platform-agnostic bindings, i.e. without the specific interfaces utilised within the Windows Universal App platform.[27]
CMU Sphinx 2000 Custom BSD-style license [28][29]
CodeXL 2016 MIT
Coherent 1980 2015 BSD-3-Clause [30]
CP/Mfamily 1974 1997,[31][32][33]2001,[34][35][36][37]2014[38] [31][32][33][34][35][36][37][38]
CuneiForm 1993 2008 BSD-3-Clause Optical character recognitionsoftware
Dagor Engine 2003 2023 BSD-3-Clause Gaijin Entertainment's in-house game engine was quietly released on GitHub under a BSD license in 2023;[39][40]this open-source release will be used as the base forVK's Nau Engine.[41]
Dink Smallwood 1998 2003 zlib-like Some game data (e.g. sounds) not released under a free license.[42]
DOS.MASTER end 1980s 2000 public domain software DOS.MASTER is a program forApple IIcomputers which allowsApple DOS 3.3programs to be placed on ahard driveor 3.5-inchfloppy diskand run fromProDOS.Written byGlen Bredonas a commercial program during the late 1980s, it was released into thepublic domainby his family after the author's death.[43]
Duke Nukem 3D 1996 2003 GPL-2.0-or-later Game code only, no data, no engine.
Etherpad 2008 2009 Apache-2.0 Open sourced after being purchased byGoogle
Extensible Storage Engine 1994 2021 MIT Formerly known as JET Blue
Falcon 2007 GPL [44]
FAR Manager 1996 2007 BSD-3-Clause Version 2.0 released as open source.
File Manager (Windows) 1990 April 2018 MIT On 6 April 2018,Microsoftreleased binaries and thesource code,licensedunder theMITlicense, for an improved version of File Manager able to be run on Windows 10.[45][46]This version included changes such as the ability to compile in modern versions of Visual Studio, the ability to compile as a 64-bit application, and numerous usability improvements.[46]
Fish Fillets 1998 2002 GPL-2.0-or-later
Free Download Manager 2003 2007 GPL-3.0-only Free since version 2.5[47]
FoundationDB 2013 2018 Apache-2.0 Apple Inc.acquired the founding company in March 2015 and discontinued downloads of the software.[48]In April 2018, Apple open-sourced the database and resumed downloads.[49]
Game-Maker 1991 2014 MIT After some consultation with the user base, on 12 July 2014 original coder Andy Stone released the Game-Maker 3.0source codeonGitHub,under theMITlicense.[50]
GGPO 2006 2019 MIT On 9 October 2019 Cannon announced on his Twitter account that GGPO was now open source and available under theMITlicense.[51]
Ghostery 2010 2018 MPL-2.0 Cliqz GmbHacquired Ghostery fromEvidon, Inc.in February 2017.[52]Ghostery's software was open-sourced on 8 March 2018.[53]
GEMfamily 1985 1999[54] GPL[54] Development continued asOpenGEMandFreeGEM.[54]
Gentium(font) 2002 2005 OFL Through the efforts of SIL International
Gigablast 2000 2013 Apache-2.0 [55]
Glitch 2011 2013 CC0 After Glitch was officially shut down on 9 December 2012,[56]the artwork and most of thesource codewas released under theCC0license on 18 November 2013.[57][58]On 9 December 2014, a fan project to relaunch Glitch under the name Eleven beganAlpha testing.[59]
GLX 1990s 2008 SGI FreeB License [60]
GW-BASIC 1983 2020 MIT [61]
Haaf's Game Engine 2004 2005 LGPL-2.0 Originally released under theLPGL-2.0license on 25 November 2005,[62]the following year it was re-licensed under theZliblicense.[63]On 7 August 2011, the source code used for theMac OS XandLinuxports ofHammerfightwas also released.[64]
Hovertank 3D 1991 2014 GPL-2.0-or-later [22]
ILWIS 1988 2007 GPL-2.0-only Released as free and open-source software byITC
id Tech 1 1993 1999 GPL-2.0-or-later The released version is the source code toDoom.Originally released under a restrictive license on 23 December 1997.[65]The sources forHereticandHexen: Beyond Heretic(other two games using the Doom engine) were released under theGPL-2.0-onlylicense.[66]The source code for theAtari Jaguarversion ofDoomwas released under the non-free Doom Source License.[67]The source code for the3DO Interactive Multiplayerport ofDoomwas released under theMIT License.[68]
id Tech 2 1996 1999 GPL-2.0-or-later The released version is the source code toQuake.The map sources were also released under the GPL in 2006.[citation needed]In 2000 the source forHexen II(another game using the id Tech 2 engine) was released under theGPL-2.0-onlylicense.[69]
id Tech 2.5 1997 2001 GPL-2.0-or-later The released version is the source code toQuake II.
id Tech 3 1999 2005 GPL-2.0-or-later The released version is the source code toQuake III Arena.The source code for other id Tech 3 games, such asStar Wars Jedi Knight II: Jedi Outcast,andStar Wars Jedi Knight: Jedi Academywas also released.[70]
id Tech 3.5 2001 2010 GPL-3.0-or-later The released version is the source code toReturn to Castle WolfensteinandWolfenstein: Enemy Territory.[71]
id Tech 4 2004 2011 GPL-3.0-or-later The released version is the source code toDoom 3.Changes to the code had to be made to avoid use of the patentedCarmack's Reverse.
id Tech 4.5 2012 2012 GPL-3.0-or-later The released version is the source code toDoom 3: BFG Edition.[72]
Impulse Tracker 1995 2014 BSD-3-Clause Jeffrey Lim released the source code to Impulse Tracker as part of its 20th anniversary, with the main source code released on October 19 and sound driver source code released on December 25.
Inform 1993 2022 Artistic-2.0 Source code for Inform 7 v10.1.0 released on GitHub under theArtistic-2.0license on April 28, 2022.[73]
JaikuEngine 2006 2009 Apache-2.0 [74]
Java 1995 2006–2007 GPL-2.0-only On 13 November 2006,Sun Microsystemsreleased much of Java as free software under the terms of theGPL-2.0-onlylicense. On 8 May 2007 Sun finished the process, making all of Java's core code free and open-source, aside from a small portion of code to which Sun did not hold the copyright.[75]
Jumper 2.0 2007 2008 GPL Publicly announced on 29 September 2008,[76]
Komodo IDE 2000 2022 MPL-1.1 Open-sourced on December 8, 2022, byActiveStatedue to variety of factors, including the deprecation ofXULandXULRunnerand the market situation.[77]
KornShell 1982 2000 custom; nowCPL
Le Lisp 1981 2020 BSD-2-Clause
LightZone 2005 2012 BSD-3-Clause Company went out of business
Lugaru 2005 2010–2016 GPL-2.0-or-later/CC BY-SA 3.0 Source code released byWolfire Gamesupon the success of the originalHumble Indie Bundleunder theGPL-2.0-or-laterlicense.[78]On November 21, 2016, all of the assets (including those ofLugaru HD) were released under the Creative Commons Attribution-ShareAlike 3.0 Unported license.[79]
Maelstrom 1992 1995–2010 GPL-2.0-or-later/CC BY 3.0 Source code for theSimple DirectMedia LayerLinuxport bySam Lantingareleased under the GNU GPL v2 on December 7, 1999.[80][81]On April 15, 2010, Andrew Welch and Ian Gilman allowed the assets to be re-licensed under the Creative Commons Attribution 3.0 license.[82]
Marathon 2: Durandal 1995 2000 GPL-2.0-or-later Only the code was released under the GPL-2.0-or-later license. Now known asAleph One
Marathon Infinity 1996 2011 GPL-3.0-or-later
Mari0 2012 2018 MIT Developed using theLÖVEframework and originally available under theCC BY-NC-SA 3.0license, it was relicensed to theMITlicense on September 29, 2018.[83]
MiniPanzer and MegaPanzer GPL The source code of the programs was released under theGPLin 2009 by their author, who retained the copyright.[84]
MINIX 1987 2000 BSD-3-Clause
Motif 1980s 2012 LGPL-2.1-or-later [85]
Movable Type 2001 2007 GPL Weblog software
MP/Mfamily 1979 1997,[31][32]2001[34][35][36][37] [31][32][34][35][36][37]
MS-DOS1.25, 2.0, 4.0 1982–1983 2018–2024 MIT Originally uploaded by theComputer History Museumin 2014 under a non-commercial license,[86]on 28 September 2018,Microsoftuploaded the source code toGitHubunder theMITlicense.[87]On April 25, 2024, Microsoft released the source code for MS-DOS 4.0 in collaboration withIBM.[88]
.NET Framework(most components) 2002 2014 MIT,Apache-2.0,BSD license Starting in 2014Microsoftreleased most of their.NET ecosystem software (.NET Micro Framework,.NET Compiler Platform,ASP.NET,Entity Framework,NuGetetc.) under FOSS licenses and shifted the code to aGitHubrepository.[89][90][91][92][93][94][95][96][97][98][99][100]
NetBeans 1997 2007 GPL,CDDL Anintegrated development environment(IDE) forJavaand otherprogramming languages
Netscape Enterprise Server 2009 BSD Sun Microsystemsopen sourced it.[101]
Netscape Navigator/Communicator 1994 1998 MPL SeeMozilla[102][103]
OpenGLsample implementation 1992 2008 SGI FreeB LicenseArchived2017-04-20 at theWayback Machine [60]
Open Sound System 1992 2007 GPL-2.0-only,CDDL-1.0
OpenWRT ? 2003 GPL AsLinksysbuilt thefirmwarefor theirWRT54Gwireless router also fromGPL'ed code,[104]they were required to make the source code available in July 2003.[105][106]
Performance Co-Pilot 1993 1999 GPL,LGPL
PhysX 2001 2018 BSD-3-Clause [107]
Pinball Construction Set 1982–1983 2013 MIT Source code for theAtari 8-bitport was released byBill Budgeon 12 February 2013 upon the recovery byElectronic Artsof the original floppies containing the source code.[108]On 24 February 2013, the source code for the originalApple IIversion was released.
Plan 9 from Bell Labs 1992/1995–2000 2021 MIT Applies to all the four original versions byBell Labs.[109]The first two editions were not released to the general public. The Third Edition was released in 2000 under the Plan 9 License, a license not approved by theFree Software Foundationand theOpen Source Initiative.[110][111]The Fourth Edition was released in 2002 under theLPL-1.02license, a free and open-source software license,[112]and relicensed to theGPL-2.0-onlylicense on February 8, 2014, by theUniversity of California, Berkeleywith the permission ofAlcatel-Lucent,the copyright holders at the time.[113]
PowerShell 2006 August 2016 MIT Open sourced byMicrosoftin August 2016 onGitHub.[114]
Qt 1991 1999 QPL First released as open source under theQPLlicense. Later released under theGPLlicense. Qt 4.5 and later are released under theLGPLlicense. Until 2005 the Windows version was only under a proprietary license.
RakNet 2003 2014 BSD-2-Clause Oculus VRacquired RakNet and open-sourced it shortly after.[115]
Rebol 1997 2012 Apache-2.0 Following the discussion withLawrence Rosen,[116]the Rebol version 3 interpreter was released under theApache-2.0license on 12 December 2012.[117]
Rise of the Triad 1994 2002 GPL-2.0-or-later Only the code was released under theGPL-2.0-or-laterlicense.
Ryzom 2004 2010 AGPL-3.0-or-later [118][119]
Sandboxie 2004 2020 GPL-3.0-or-later The final 5.40 version was a source code-only release,[120]published a year afterSophosannounced its discontinuation of development.[121]
Second Lifeclient 2003 2007 GPL-2.0
Second Reality 1993 2013 Public domain software(Unlicense) Released by Jussi Laakkonen, former member ofFuture Crew,to celebrate the 20th anniversary of the original release.[122]
SimCity 1989 2007 GPL-3.0-or-later Free version released as 'Micropolis'[123]
Solar2D 2009 2019 GPL-3.0 Originally released under theGPL-3.0license (with an option for acommercial license),[124]the following year it was re-licensed under theMITlicense.[125]
Solaris 1989 2005 CDDL Free version released asOpenSolaris,which was discontinued in 2010. Forked asIllumos.
Soldat 2002 2020 MIT/CC BY 4.0 Originally limited to the game engine,[126]assets followed shortly after underCC BY 4.0license.[127]
Source Code Control System 1972 2006 CDDL
StarOffice 1986 2000 LGPL/SISSL[128] Free version released asOpenOffice.org,later released only under theLGPLlicense. (OpenOffice.org was discontinued in 2011, but forks—most prominentlyLibreOffice(licensed under theMPL-2.0license) andApache OpenOffice(licensed under theApache-2.0license)—have become its dominant successors.) StarOffice was still released separately under a proprietary license, using mostly the same code, until its discontinuing in 2011; Sun required all contributors to the main OpenOffice.org project assign joint copyright to Sun.
Star Ruler 2[129] 2015 2018[129] MIT/CC BY-NC 2.0 Source code and assets re-released to the public (except for music, which is kept proprietary). The assets are under a non-freeCC BY-NC 2.0license.
Stride 2014 2014 GPL-3.0 Originally released under theGPL-3.0license (with an option for acommercial license),[130]it became proprietary in 2017,[131]and it was re-licensed to theMITlicense in 2018.[132]
Super Lemonade Factory 2012 2012–2021 MIT/GPL-3.0-only Source code for theAdobe AIR(Microsoft Windows/Mac OS X) and Flixel (iOS) versions was released on 27 July 2012 on GitHub under the MIT License, the assets were included but were not free.[133]The entire source code repository for theOuyaversion was released on 4 February 2021 under theGPL-3.0-onlylicense.[134]
Symbian platform 1998 2010 EPL
Synfig 2001 2005 GPL-2.0-or-later Some more information is available on theSynfighistory page.
Tesseract OCR 1985 2005 Apache-2.0 Released as free and open-source software byHPandUNLV
TextSecure 2010 2011 GPL-3.0 Since renamed toSignal
Torque 2D/iTorque 2D 2006–2009 2013 MIT A combination of Torque 2D and iTorque,[135]named Torque 2D MIT, was released under theMITlicense byGarageGames.[136]The source code forLarva Mortus,a game using the engine, was released on 1 May 2009 under a non-free non-commercial license.[137]
Torque 3D 2001 2012 MIT Developed forTribes 2.Released as free and open-source software by GarageGames.[138]
TurboCASH 1985 2003 GPL
Two Tribes Engine 2007 2021 GPL-2.0-only On December 17, 2021, Two Tribes released the source code to their in-house game engine under the terms of theGPL-2.0-onlylicense (with an option for aproprietary license).[139]
Ancient UNIX(Version 6 Unix,Version 7 Unix,UNIX/32V) 1971–1979 2002 BSD-4-Clause The source code for the versions 1 to 7 ofUnixand UNIX/32V was re-licensed byCaldera International(laterSCO Group) under theBSD-4-Clausefree-software license.[140][141]
ViewMAX 1990 1999[54] GPL[54]
Visual Studio Code 2015 2015[142] MIT
Warzone 2100 1999 2004 GPL-2.0-or-later Video gamebyEidos Interactive
Watcom C compiler 1988 2003 Sybase Open Watcom Public License Free version released asOpen Watcomunder a license which is considered non-free by the GNU project[143]but acceptable by the OSI.
Windows Calculator 1985 2019 MIT Windows 1.0,released in November 1985, included the first iteration of Windows Calculator. In March 2019, Microsoft released the source code of Windows Calculator under theMITlicense.[144]
Windows Console 2019 MIT In 2019, the Windows Console infrastructure was open-sourced under theMITlicense, alongsideWindows Terminal.[145]
Windows Live Writer 2012 2015 MIT Anopen sourceforkof Windows Live Writer was released asOpen Live WriterbyMicrosofton 9 December 2015.[146]
Wintermute Engine 2003 2009 LGPL-3.0-or-later Source code released upon request under theLGPL-3.0-or-laterlicense with the release of the version 1.8.9.[147]Publicly available under the terms of theMITlicense since March 23, 2013.[148]The source code forThe White Chamber,a game using the engine, was released on 30 June 2008 under a non-freeCC BY-NC-SA 2.0 UKlicense.[149]
Wire 2014 2016 GPL-3.0
Wolfenstein 3Dengine 1992 GPL-2.0-or-later Originally released under a restrictive license on 21 July 1995, it was relicensed to the GPL at some point.[150]The source code forRise of the TriadandBlake Stone: Planet Strike(two games using the engine) was also released under theGPL-2.0-or-later.[151][152]
Worms? 1983 2021 MIT [153]
XMind 2007 2008 EPLandLGPL Mindmappingsoftware based on theEclipse RCP
YSFlight 1999 2022 BSD-3-Clause [154]
ZFS 200? 2005 CDDL Released bySun Microsystemsunder an open-source license in 2005.[155]Due to aFSFannouncedlicense incompatibilityof theGPLwith theCDDL,ZFS wasn't directly integrated in Linux, but in the BSDs or MacOS due to their permissive licensed kernel which offers betterlicense compatibility.After the later owner Oracle didn't release after version 28, the community forked toOpenZFS.[156]

See also

[edit]

References

[edit]
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  52. ^Lomas, Natasha (2017-02-15)."Private search browser Cliqz buys Ghostery ad-tracker tool".TechCrunch.Retrieved2019-02-18.
  53. ^Matsakis, Louise (2018-03-08)."Ad-Blocker Ghostery Just Went Open Source—And Has a New Business Model".Wired.ISSN1059-1028.Retrieved2019-02-18– via wired.
  54. ^abcdeJemmett, Ben A. L. (April 1999)."Caldera releases GEM under the GPL".Deltasoft - GEM News.Archivedfrom the original on 2016-11-07.Retrieved2016-11-07.Caldera Thin Clients, Inc.released the source code forGEMandViewMAXunder theGNU Public Licensein mid April, following years of speculation over GEM's future. Caldera bought the GEM sources fromNovellalong with theDR-DOSin 1996, at the time noting that they may develop GEM into a platform for mobile computers and thin clients. However, these plans were dropped, and GEM was instead released into the open-source community.
  55. ^Gigablast Inc."Gigablast Now an Open Source Search Engine".PR Newswire.Retrieved2019-01-05.
  56. ^"A sad announcement from Tiny Speck".Archivedfrom the original on 2013-11-10.Retrieved2012-12-31.
  57. ^tinyspeck (2013-11-18)."Glitch is Dead, Long Live Glitch! - Art & Code from the Game Released into Public Domain".glitchthegame.Archivedfrom the original on 2013-12-13.Retrieved2013-12-11.The entire library of art assets from the game, has been made freely available, dedicated to the public domain. Code from the game client is included to help developers work with the assets. All of it can be downloaded and used by anyone, for any purpose.
  58. ^Blackwell, Laura (2013-11-18)."Afterlife of an MMO: Glitch's offbeat art enters public domain".pcworld.Archivedfrom the original on 2013-12-09.Retrieved2013-12-11.
  59. ^"'Two Years Past' or 'Welcome Home'".The Eleven Project.Archivedfrom the original on 2015-01-20.Retrieved2015-01-11.
  60. ^ab"SGI - Press Releases: SGI Further Opens Its OpenGL Contributions".2008-12-02. Archived fromthe originalon 2008-12-02.
  61. ^Turner, Rich (2020-05-21)."Microsoft Open-Sources GW-BASIC".Windows Command Line.Microsoft.Archived fromthe originalon 2020-05-22.Retrieved2021-02-10.
  62. ^"Haaf's Game Engine - Licensing".Relish Games. Archived fromthe originalon 2005-12-12.Retrieved2021-01-11.Currently HGE goes Open Source. So it is now available under LGPL license. More details to follow.
  63. ^"Haaf's Game Engine".Relish Games. Archived fromthe originalon 2016-05-02.30 August 2006: HGE 1.6 released. Major new features are long awaited Bitmap Font Builder and string tables support. See Version history for detailed change log. HGE is now open source and is distributed under The zlib/libpng License.
  64. ^Gordon, Ryan C.(2011-08-07)."HGE comes to Mac and Linux (guest post from Ryan Gordon)".Wolfire Games.Archivedfrom the original on 2011-09-10.Retrieved2021-01-11.
  65. ^"Hot New Stuff".id Software.1998-01-04. Archived fromthe originalon 1998-02-04.Retrieved2020-12-19.Dec 23rd, 1997:John Carmackhas released the DOOM Source Code on our ftp site. More information can be found in the readme.
  66. ^Frederick, Logan (2008-09-08)."HexenandHereticCode Opened Under GPL ".The Escapist.Themis Media.Archivedfrom the original on 2008-09-13.Retrieved2020-04-10.
  67. ^Yarusso, Albert (2003-04-27)."Jaguar DOOM Source Code Released!".AtariAge.Archivedfrom the original on 2021-06-05.Retrieved2021-12-23.
  68. ^Prescott, Shaun (2014-12-16)."DOOM 3DO source code is now publicly available".PC Gamer.Future plc.Archivedfrom the original on 2021-07-11.Retrieved2021-12-23.
  69. ^"Hexen 2 source released".GameSpy.GameSpy Industries.Archived fromthe originalon 2006-12-05.Retrieved2020-04-10.
  70. ^Plunkett, Luke (2013-04-03)."Lucasarts' Closure Convinces Developers To Release Awesome Star Wars Source Code".Kotaku.Archivedfrom the original on 2013-04-07.Retrieved2013-04-04.In the wake of Lucasarts' closure today, Raven - the developers of the thoroughly excellent Jedi Outcast - have decided to release the source code for the game. Oh, and the code for its sequel, Jedi Academy, as well.
  71. ^O'Connor, Alice; Leahy, Brian (2010-08-13)."Source Code Released for Wolfenstein: Enemy Territory and Return to Castle Wolfenstein".Shacknews.GameFly Media.Archivedfrom the original on 2011-09-18.Retrieved2020-05-01.
  72. ^Grandstaff, Matt (2012-11-26)."Source Code and Title Update for BFG Edition".Bethesda Blog.ZeniMax Media.Archived fromthe originalon 2015-10-11.Retrieved2020-06-26.
  73. ^"Inform 7 v10.1.0 is now open-source".2022-04-28.Archivedfrom the original on 2022-04-29.Retrieved2022-04-29.
  74. ^"Jaikido Blog: JaikuEngine is now open source!".Archivedfrom the original on 2014-07-14.Retrieved2014-06-09.
  75. ^open.itworld - JAVAONE: Sun - The bulk of Java is open sourcedArchived2007-09-12 at theWayback Machine
  76. ^"Jumper Networks Press Release for Jumper 2.0"(PDF).Jumper Networks, Inc. 2008-09-29.
  77. ^Hoffman, Carey (2022-12-08)."ActiveState Komodo IDE Now Open Source".ActiveState.Archivedfrom the original on 2022-12-10.Retrieved2022-12-11.
  78. ^Rosen, David (2010-05-11)."Lugaru goes open-source".Wolfire Games.Archivedfrom the original on 2022-12-29.Retrieved2023-01-19.
  79. ^Rosen, David (2016-11-21)."Relicensing all Wolfire Lugaru assets to CC-BY-SA 3.0 (51203b53) · Commits · OSS Lugaru / lugaru · GitLab".GitLab.Archivedfrom the original on 2023-01-19.Retrieved2023-01-19.
  80. ^"Into The Maelstorm (Under GNU Open Source License)!".The Mac Observer.1999-12-08.Archivedfrom the original on 2022-09-19.Retrieved2023-01-19.
  81. ^Whong, Jason (1999-12-07)."Ambrosia Goes Open Source: Maelstrom 3.0 released under GNU GPL".Ambrosia Software.Archived fromthe originalon 2007-02-06.Retrieved2023-01-19.
  82. ^Lantinga, Sam."Maelstrom: changeset 8:0e3d2ddd9add".Simple DirectMedia Layer.Archived fromthe originalon 2020-07-21.Retrieved2023-01-19.
  83. ^Guégan, Maurice (2018-09-29)."Change license to MIT".GitHub.Archivedfrom the original on 2020-11-12.Retrieved2021-05-19.
  84. ^"Swiss coder publicises government spy Trojan - Techworld".Archivedfrom the original on 2014-10-19.Retrieved2016-03-17.
  85. ^"ICS MotifZone".October 2012.Archivedfrom the original on 2012-10-05.Retrieved2017-12-06.
  86. ^"Computer History Museum Makes Historic MS-DOS and Word for Windows Source Code Available to the Public".Computer History Museum.2014-03-25.Archivedfrom the original on 2014-03-25.Retrieved2020-12-19.
  87. ^Turner, Rich (2018-09-28)."Re-Open-Sourcing MS-DOS 1.25 and 2.0".Windows Command Line.Microsoft.Archivedfrom the original on 2018-09-28.Retrieved2020-12-19.
  88. ^Hanselman, Scott; Wilcox, Jeff (2024-04-25)."Open sourcing MS-DOS 4.0".Microsoft Open Source Blog.Microsoft.Archivedfrom the original on 2024-04-25.Retrieved2024-04-26.
  89. ^NET Core is Open SourceArchived2016-03-01 at theWayback Machineon dotnetfoundation.org (November 2014)
  90. ^".NET Core 5".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  91. ^".NET Micro Framework".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  92. ^".NET Compiler Platform (" Roslyn ")".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2014-11-13.Retrieved2015-02-17.
  93. ^"ASP.NET 5".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2014-11-23.Retrieved2015-02-17.
  94. ^"ASP.NET MVC, Web API and Web Pages (Razor)".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  95. ^"ASP.NET Ajax Control Toolkit".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  96. ^"ASP.NET SignalR".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  97. ^"Entity Framework 6".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  98. ^"NuGet".dotnetfoundation.org..NET Foundation. Archived fromthe originalon 2015-02-17.Retrieved2015-02-17.
  99. ^"Announcing.NET 2015 Preview: A New Era for.NET"..NET Framework Blog.Microsoft.2014-11-12.Archivedfrom the original on 2015-02-28.
  100. ^"Microsoft.NET Framework Redistributable EULA".MSDN.Microsoft.Archivedfrom the original on 2015-04-02.Retrieved2015-02-28.
  101. ^Virkki, Jyri (2009-01-13)."Announcing Open Source Web Server".sun. Archived fromthe originalon 2009-02-09.Retrieved2012-04-23.
  102. ^"NETSCAPE ANNOUNCES PLANS TO MAKE NEXT-GENERATION COMMUNICATOR SOURCE CODE AVAILABLE FREE ON THE NET".Netscape Communications Corporation.1998-01-22. Archived fromthe originalon 2007-04-01.Retrieved2013-08-08.BOLD MOVE TO HARNESS CREATIVE POWER OF THOUSANDS OF INTERNET DEVELOPERS; COMPANY MAKES NETSCAPE NAVIGATOR AND COMMUNICATOR 4.0 IMMEDIATELY FREE FOR ALL USERS, SEEDING MARKET FOR ENTERPRISE AND NETCENTER BUSINESSES
  103. ^"MOUNTAIN VIEW, Calif., April 1 /PRNewswire/ -- Netscape Communications and open source developers are celebrating the first anniversary, March 31, 1999, of the release of Netscape's browser source code to mozilla.org".Netscape Communications.1999-03-31. Archived fromthe originalon 2014-03-26.Retrieved2013-01-11.[…] The organization that manages open source developers working on the next generation of Netscape's browser and communication software. This event marked a historical milestone for the Internet as Netscape became the first major commercial software company to open its source code, a trend that has since been followed by several other corporations. Since the code was first published on the Internet, thousands of individuals and organizations have downloaded it and made hundreds of contributions to the software. Mozilla.org is now celebrating this one-year anniversary with a party Thursday night in San Francisco.
  104. ^Linksys WRT54G and the GPLonlkml(2003-06-07)
  105. ^The Open Source WRT54G StoryArchived2014-11-13 at theWayback MachineBy Aaron Weiss (2005-11-08)
  106. ^Linksys Releases GPLed Code for WRT54GArchived2014-11-29 at theWayback Machineonslashdot(July 2003)
  107. ^Lebaredian, Rev (2018-12-03)."NVIDIA Extends PhysX for High-Fidelity Simulations, Goes Open Source".NVIDIA Blog.Nvidia.Archivedfrom the original on 2018-12-03.Retrieved2020-12-29.
  108. ^Budge, Bill [@BillB](2013-02-12)."I just pushed the source for Pinball Construction Set to github (thanks to Scott Cronce at EA)"(Tweet).Archivedfrom the original on 2019-02-12.Retrieved2021-04-15– viaTwitter.
  109. ^Stallman, Richard(2000-07-02)."The Problems of the Plan Nine License".Linux Today.Archivedfrom the original on 2021-01-26.Retrieved2021-05-03.When I saw the announcement that the Plan Nine software had been released as "open source", I wondered whether it might be free software as well. After studying the license, my conclusion was that it is not free [...]. I am not a supporter of the Open Source Movement, but I was glad when one of their leaders told me they don't consider the license acceptable either.
  110. ^"Plan 9 license".lists.opensource.org.Retrieved2021-05-03.
  111. ^Loli-Queru, Eugenia (2002-04-29)."Bell Labs Releases New Version of Plan 9".OSNews.Retrieved2011-12-31.
  112. ^Sharwood, Simon (2014-02-14)."Plan 9 moves out from Lucent licence space".TheRegister.Retrieved2014-04-20.
  113. ^Microsoft open sources PowerShell; brings it to Linux and OS Xby Mary Jo Foley on zdnet (2016-08-18)
  114. ^"Announcing Oculus Connect, RakNet Open Source, and E3 2014 Awards".Oculus.Facebook, Inc.2014-07-07.Archivedfrom the original on 2014-09-24.Retrieved2020-12-20.
  115. ^"REBOL to become open source".Rebol. 2012-09-25.Archivedfrom the original on 2013-12-03.Retrieved2014-01-23.
  116. ^Sassenrath, Carl (2012-12-12)."Comments on: R3 Source Code Released!".rebol.Archivedfrom the original on 2014-08-19.Retrieved2014-08-14.You probably thought the source release would never happen? Am I right? Well, it's there now in github at github /rebol/rebol.
  117. ^"Ryzom is free software! What can we do from here?".Free Software Foundation.2010-05-04.Archivedfrom the original on 2015-07-18.
  118. ^"Ryzom source released as free software".LWN.net.2010-05-06.Archivedfrom the original on 2015-12-08.
  119. ^"Sandboxie - Download the latest version of Sandboxie".sandboxie.Archived fromthe originalon 2020-04-23.Retrieved2020-05-17.
  120. ^"[IMPORTANT] Sandboxie Open Source Code is available for download".Sophos.2020-04-08. Archived fromthe originalon 2020-04-25.Retrieved2020-04-11.
  121. ^Smith, Ryan (2013-08-01)."Happy 20th Birthday Second Reality".AnandTech.Future plc.Archivedfrom the original on 2013-08-03.Retrieved2020-12-21.
  122. ^"Micropolis Downloads".Donhopkins.Archivedfrom the original on 2012-04-14.Retrieved2012-04-23.
  123. ^Miracle, Rob (2019-01-02)."The Corona 2D game engine is going open source in 2019".Corona.Corona Labs.Archivedfrom the original on 2019-01-02.Retrieved2020-12-07.Corona will be dual-licensed under both commercial and open source licenses. The open source license is the GNU GPLv3 license, and commercial license will be available upon agreement with Corona Labs.
  124. ^Miracle, Rob (2020-04-30)."Future of Corona".Corona.Corona Labs.Archivedfrom the original on 2020-05-02.Retrieved2020-12-07.Pretty much all code related to Corona Labs has been made available under the MIT license.
  125. ^Marcinkowski, Michael (2020-05-26)."Soldat source code released and a story of how it all started".Gamasutra.UBM Technology Group.Archivedfrom the original on 2020-06-15.Retrieved2020-06-26.
  126. ^Soldat asset licenseon github
  127. ^Proffitt, Brian (2000-10-13)."StarOffice Code Released in Largest Open Source Project".linuxtoday. Archived fromthe originalon 2013-10-16.Retrieved2013-01-10.Sun's joint effort withCollabNetkicked into high gear on theOpenOfficeWeb site at 5 a.m. PST this morning with the release of much of the source code for the upcoming 6.0 version ofStarOffice.According to Sun, this release of 9 million lines of code under GPL is the beginning of the largest open source software project ever.
  128. ^ab"Star Ruler 2 is now Open Source!".Official discussion boards for Star Ruler 2 on Steam.2018-07-22. Archived fromthe originalon 2018-07-24.Retrieved2018-07-24.
  129. ^"Open sourcing, new platforms and more".Xenko.Silicon Studio.2014-10-17.Archivedfrom the original on 2016-03-15.Retrieved2020-12-07.
  130. ^"Release and Pricing Information".Xenko.Silicon Studio.2017-03-03.Archivedfrom the original on 2017-03-08.Retrieved2020-12-07.
  131. ^Bello, Virgile (2018-08-02)."Xenko 3.0 is now free and open-source!".Xenko.Archivedfrom the original on 2018-08-02.Retrieved2020-12-07.
  132. ^Brouwer, Shane (2012-07-27)."Super Lemonade Factory releases source code".Archived fromthe originalon 2012-11-24.Retrieved2021-10-02.
  133. ^Brouwer, Shane [@initials_games] (2021-02-04)."So do you remember the OUYA preservation effort? I've just dumped the source code for Super Lemonade Factory for OUYA and you're welcome to do whatever you want with it"(Tweet).Archivedfrom the original on 2021-10-01.Retrieved2021-10-02– viaTwitter.
  134. ^Preisz, Eric (2012-12-12)."Torque 2D MIT Coming Soon".GarageGames.Archivedfrom the original on 2021-04-03.Retrieved2021-04-15.Torque 2D MIT is an all new, open source, version of our 2D game development software. [...] Take Torque 2D, combine it with iTorque, add in Box 2D physics, several major enhancements and bug fixes, and make it open source. That is Torque 2D MIT.
  135. ^Perry, Michael (2013-02-05)."Torque 2D MIT 2.0 Now Available!".GarageGames.Archivedfrom the original on 2021-04-04.Retrieved2021-04-15.
  136. ^Tovarys, Pavel (2009-05-01)."Source code of Larva Mortus".Rake in Grass.Archived fromthe originalon 2012-10-24.Retrieved2021-04-15.
  137. ^Wyand, Dave (2012-09-20)."It's here! The MIT licensed Torque 3D GitHub repo is ready!".GarageGames.Archivedfrom the original on 2021-04-03.Retrieved2013-03-15.
  138. ^"Two Tribes' Game Engine is Now Open Source!".Games Press.2021-12-17.Archivedfrom the original on 2021-12-23.Retrieved2021-12-23.
  139. ^Johnson, Dion L., II (2002-01-24)."Liberal license for ancient UNIX sources".{{cite web}}:CS1 maint: multiple names: authors list (link)
  140. ^Broderick, Bill (2002-01-23)."Dear Unix enthusiasts"(PDF).Caldera International.Archived(PDF)from the original on 2009-02-19.
  141. ^Bright, Peter (2015-11-18)."Visual Studio now supports debugging Linux apps; Code editor now open source".Ars Technica.Archivedfrom the original on 2019-04-11.Retrieved2019-06-03.
  142. ^WatcomArchived2010-07-24 at theWayback Machineon gnu.org
  143. ^Foley, Mary Jo(2019-03-06)."Microsoft is open-sourcing Windows Calculator on GitHub".ZDNet.Retrieved2019-03-10.
  144. ^Cinnamon, Kayla (2019-05-06)."Introducing Windows Terminal".Windows Command Line Tools For Developers.Microsoft.Retrieved2019-05-10.
  145. ^Microsoft open-sources Live Writer, beloved but abandoned blogging toolArchived2016-06-12 at theWayback Machineby Peter Bright onArs Technica"Opening the app means that it'll get some much-needed maintenance."(2015)
  146. ^"Wintermute Engine » license".Wintermute Engine.Archived fromthe originalon 2009-01-24.Retrieved2021-04-16.
  147. ^Nedoma, Jan (2013-03-23)."Wintermute Engine source code - the complete guide".Wintermute Engine.Archivedfrom the original on 2020-10-24.Retrieved2021-04-16.
  148. ^"the white chamber source code released".Studio Trophis Production Company.2008-06-30. Archived fromthe originalon 2020-02-25.
  149. ^readme_iWolf.txt:«I released the original source for Wolfenstein 3D many years ago, originally under a not-for-commercial purposes license, then later under the GPL.»
  150. ^Siegler, Joe (2002-12-20)."Rise of the Source Code".3D Realms.Archivedfrom the original on 2006-03-25.Retrieved2021-09-19.
  151. ^"Apogee Releases Blake Stone Source Code".Apogee Software.2013-07-08. Archived fromthe originalon 2013-08-11.Retrieved2020-05-01.
  152. ^Savetz, Kay [@KaySavetz] (2021-03-17)."Thanks to [John Keoni Morris] we have recovered the source code for the Commodore 64 version of" Worms? "(Electronic Arts, 1983.) The creator, David S. Maynard, has released the code with a free software license. I recovered the Atari version last week"(Tweet).Archivedfrom the original on 2021-03-17.Retrieved2021-03-21– viaTwitter.
  153. ^YSFHQ (2022-08-20)."YSFlight Source Code Released!".YSFlight Headquarters.Archivedfrom the original on 2022-08-26.Retrieved2022-08-26.
  154. ^Sun opens ZFS source codeArchived2016-06-28 at theWayback MachineonArs Technicaby Ryan Paul (2005-11-17)
  155. ^FAQArchived2016-01-03 at theWayback Machineon open-zfs.org
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