List of proprietary source-available software

! Title

! Original author

! Original release

! Source code availability

! OpenSource compatible

! Freeware (data and software)

! Complete Free software (DFSG compatible)

! New license

! Notes

| Amazon

| 2002

| 2016

| {{no}}

| {{yes}}

| {{no}}

| proprietary license

| On 16 August 2017, the source code of the game engine was made freely available under proprietary license terms via GitHub.[https://aws.amazon.com/blogs/gamedev/now-available-lumberyard-on-github/ Lumberyard & Amazon GameLift: Now Available – Lumberyard on GitHub] {{Webarchive|url=https://web.archive.org/web/20170904070133/https://aws.amazon.com/blogs/gamedev/now-available-lumberyard-on-github/ |date=4 September 2017 }} by Todd Gilbertsen on 15 August 2017[https://github.com/aws/Lumberyard/blob/master/LICENSE.txt license] {{Webarchive|url=https://web.archive.org/web/20171216064540/https://github.com/aws/lumberyard/blob/master/LICENSE.txt |date=16 December 2017 }} on github.com/aws/Lumberyard

| Apple Inc.

| 1986

| 2015

| {{no}}

| {{no}}

| {{no}}

| non-commercial license

| The Apple DOS source code was released by the Computer History Museum{{cite web|url=http://www.computerhistory.org/atchm/apple-ii-dos-source-code/ |title=Apple II DOS source code |first=Len |last=Shustek |date=12 November 2013 |access-date=30 November 2013 |publisher=computerhistory.org |url-status=live |archive-url=https://web.archive.org/web/20131129210811/http://www.computerhistory.org/atchm/apple-ii-dos-source-code/ |archive-date=29 November 2013 }} after Paul Laughton, the creator of the code, donated it.{{cite web|url=https://www.engadget.com/2013/11/13/apple-ii-dos-source-code-museum/ |title=Apple II's 35-year-old operating system is now open to the public |date=13 November 2013 |publisher=engadget.com |access-date=22 August 2014 |url-status=live |archive-url=https://web.archive.org/web/20141026184526/http://www.engadget.com/2013/11/13/apple-ii-dos-source-code-museum/ |archive-date=26 October 2014 }}

|Adobe Systems Inc.

| 1990

| February 2013{{cite web|url=https://www.theverge.com/2013/2/14/3990378/original-adobe-photoshop-source-code-now-available-for-free |title=Adobe releases original Photoshop source code for nostalgic developers |first=Bryan |last=Bishop |date=14 February 2013 |access-date=15 October 2013 |publisher=theverge.com |url-status=live |archive-url=https://web.archive.org/web/20140117094242/http://www.theverge.com/2013/2/14/3990378/original-adobe-photoshop-source-code-now-available-for-free |archive-date=17 January 2014 }}

| {{no}}

| ?

| {{no}}

| Computer History Museum Software License (non-commercial license)

| Adobe Systems Inc. made the source code of the 1990 version 1.0.1 of Photoshop available to the Computer History Museum. Includes all the code with the exception of the MacApp applications library which was licensed from Apple.

| Bitstream Inc.

| Unknown

| 2003

| ?

| {{yes}} (non-commercial)

| {{no}} (can't be sold by itself)

| [https://web.archive.org/web/20090201013850/http://gnome.org/fonts custom non-commercial]

| Through the efforts of Bitstream and the GNOME Foundation

| Ken Silverman

| 1995

| 2000

| {{no}}

| {{yes}}

| {{no}}

| own non-commercial license

| Commodore International

| 1982

| 2012

| {{no}}

| {{no}}

| {{no}}

|

| Around 2012 Dennis Jarvis, ex-Commodore engineer, made material and source code of the development history of the C64 available.[http://6502.org/users/sjgray/dj/ Dennis Jarvis Page] {{Webarchive|url=https://web.archive.org/web/20210115211136/http://6502.org/users/sjgray/dj/ |date=15 January 2021 }} on 6502.org Later the source code was cleaned up, reformated and made build-able again in a GitHub projects by enthusiasts.[https://github.com/mist64/c64rom c64rom] {{Webarchive|url=https://web.archive.org/web/20210417140803/https://github.com/mist64/c64rom |date=17 April 2021 }} on github.com/mist64

| Activision

| 2000

| 2003

| {{no}}

| {{no}}

| {{no}}

| own non-commercial license{{cite web|url=http://apolyton.net/content.php/318-Call-to-Power-II-Source-Code-End-User-License-Agreement |title=Apolyton Civilization Site – Call to Power II Source Code End User License Agreement |work=Apolyton Civilization Site |url-status=live |archive-url=https://web.archive.org/web/20121109035952/http://apolyton.net/content.php/318-Call-to-Power-II-Source-Code-End-User-License-Agreement |archive-date=9 November 2012 }}

| Source code was handed to the community to allow them self-support.{{cite web|url=http://timreview.ca/article/294 |title=Opening the Source of Art |date=1 October 2009 |first=John |last=Bell |quote=[...]that no further patches to the title would be forthcoming. The community was predictably upset. Instead of giving up on the game, users decided that if Activision wasn't going to fix the bugs, they would. They wanted to save the game by getting Activision to open the source so it could be kept alive beyond the point where Activision lost interest. With some help from members of the development team that were active on fan forums, they were eventually able to convince Activision to release Call to Power II's source code in October of 2003. |publisher=Technology Innovation Management Review |access-date=30 December 2012 |url-status=dead |archive-url=https://web.archive.org/web/20140330084636/http://timreview.ca/article/294 |archive-date=30 March 2014 }}{{Cite web|url=http://apolyton.net/news/index.php?Category=CtP2&month=200309|archive-url=https://web.archive.org/web/20050302065926/http://apolyton.net/news/index.php?Category=CtP2&month=200309|url-status=dead|title=Apolyton CTP2 News Archive|archive-date=2 March 2005}}

| Cognitive Technologies

| 1993

| 2008

| ?

| ?

| ?

| BSD

| Optical character recognition software

| Electronic Arts

| 1996

| 2015

| {{no}}

| {{yes}}

| {{no}}

| non-commercial license

| Source code of an early version released by Electronic Arts in 2015.{{cite web|url=http://www.computerhistory.org/_static/atchm/electronic-arts-deluxepaint-early-source-code/ |title=Electronic Arts DeluxePaint Early Source Code |first=Len |last=Shustek |date=12 November 2013 |access-date=22 July 2015 |publisher=computerhistory.org |url-status=live |archive-url=https://web.archive.org/web/20150723003842/http://www.computerhistory.org/_static/atchm/electronic-arts-deluxepaint-early-source-code/ |archive-date=23 July 2015 }}

| 3D Realms

| 1996

| 2003

| {{yes}}

| {{no}}

| {{no}}

| GPL-2.0-or-later

| Game code only, no data, no engine.

| id Software

| 1993

| 1997

| {{yes}}

| {{no}}

| {{no}}

| id software license{{cite web|url=http://www.doomworld.com/vb/doom-general/55890-updated-doom-user-license-eula/ |title=Updated Doom user license / EULA? – Doomworld Forums |url-status=live |archive-url=https://web.archive.org/web/20140826121924/http://www.doomworld.com/vb/doom-general/55890-updated-doom-user-license-eula/ |archive-date=26 August 2014 }}/later GPLv2+

| Code only. Originally released under a restrictive license in 1997, in 1999 re-licensed under GPL-2.0-or-later.

| Caldera (company)

| 1976

| May 1997

| ?

| ?

| ?

| Caldera's OpenDOS End-User License Agreement[ftp://ftp.uni-bayreuth.de/pub/pc/caldera/OpenDOS.701/license.txt license.txt]

| The Caldera OpenDOS 7.01 source code was a base for the DR-DOS/OpenDOS Enhancement Project in 2002.[http://www.drdosprojects.de/ Welcome to the DR-DOS/OpenDOS Enhancement Project!] {{webarchive|url=https://web.archive.org/web/20150416044049/http://www.drdosprojects.de/ |date=16 April 2015 }} on drdosprojects.de

| David Hampton

| 1998

| August 2018

| ?

| ?

| ?

| Public Domain (?)

| In August 2018, after contacting the US patent office, a PDF scan of the toy's assembler language firmware from the patent's appendix became available on the internet.[https://thenextweb.com/dd/2018/08/13/take-a-look-inside-the-furbys-source-code/ take-a-look-inside-the-furbys-source-code] {{Webarchive|url=https://web.archive.org/web/20201109024957/https://thenextweb.com/dd/2018/08/13/take-a-look-inside-the-furbys-source-code/ |date=9 November 2020 }} on thenextweb.com (2018-08-13)[http://www.seanriddle.com/furbysource.pdf furbysource.pdf] {{Webarchive|url=https://web.archive.org/web/20201109015510/http://www.seanriddle.com/furbysource.pdf |date=9 November 2020 }} on seanriddle.com Later it was archived by the Internet Archive,[https://archive.org/details/furby-source/ furby-source] on the Internet Archive and then manually corrected and transcribed to assemble-able code again by an enthusiast.[https://github.com/gnomon-/furby-source furby-source] {{Webarchive|url=https://web.archive.org/web/20200909211034/https://github.com/gnomon-/furby-source |date=9 September 2020 }} on GitHub

| The Game Creators

| 1999 (?)

| February 2016

| {{no}}

| {{yes}}

| {{no}}

| undefined

| In February 2016 authors decided to release "FPS Creator" as "FPS Creator Classic" source available (no defined license) with many model packs on github.com.[https://www.thegamecreators.com/product/fps-creator-classic-open-source FPS Creator Classic Open Source] {{webarchive|url=https://web.archive.org/web/20170211082010/https://www.thegamecreators.com/product/fps-creator-classic-open-source |date=11 February 2017 }} on thegamecreators.com[https://github.com/LeeBamberTGC/FPS-Creator-Classic FPS-Creator-Classic] {{webarchive|url=https://web.archive.org/web/20170320230853/https://github.com/LeeBamberTGC/FPS-Creator-Classic |date=20 March 2017 }} on github.com/LeeBamberTGC

| RealNetworks

|

|2002

| ?

| {{yes}}

| {{no}}

|RealNetworks Community Source License

| The Helix Community is an open collaborative effort to develop and extend the Helix DNA platform.Helix Community [https://archive.today/20121220211131/https://helixcommunity.org/about/ About Helix Community], Retrieved on 5 August 2009

| GrokkSoft

| 1996

| 2006

| ?

| {{no}}

| {{no}}

| originally time limited license / later non-commercial GrokkSoft HoverRace SourceCode License.{{Cite web |url=https://raw.github.com/HoverRace/HoverRace/master/license.txt |title=Archived copy |access-date=18 August 2014 |archive-date=17 October 2021 |archive-url=https://web.archive.org/web/20211017185759/https://raw.githubusercontent.com/HoverRace/HoverRace/master/license.txt |url-status=live }}

|

| Brainchild Design

| 1998

| 1999

| ?

| {{yes}}

| {{no}}

| Emailware[http://brainchilddesign.com/Bottom.php?Page=Games&SubPage=JnB Jump 'n Bump] {{webarchive|url=https://web.archive.org/web/20140606210629/http://brainchilddesign.com/Bottom.php?Page=Games&SubPage=JnB |date=6 June 2014 }} readme.txt JUMP 'N BUMP by Brainchild Design in 1998 Jump 'n Bump is e-mailware. That means you're supposed to send us an e-mail. Write for example where you're from and what you thought about this game. If you do that, you will greatly encourage us to make more games for you!

| Source code released under an emailware license.

| Sun Microsystems

| 1995

| 1998

| {{no}}

| {{yes}}

| {{no}}

| Sun Community Source License

|In 1998 Sun Microsystems released much of Java under the terms of the Sun Community Source License.{{cite news|first=Mike |last=Loukides |title=Some Thoughts on the Sun Community Source License |date=1 March 1999 |url=http://www.oreillynet.com/pub/a/oreilly/java/news/loukides_0399.html |work=O'Reilly Media |access-date=7 April 2010 |url-status=live |archive-url=https://web.archive.org/web/20080512162047/http://www.oreillynet.com/pub/a/oreilly/java/news/loukides_0399.html |archive-date=12 May 2008 }}

| Apple Inc.

| 1984

| 2010

| {{no}}

| {{yes}}

| {{no}}

| non-commercial license{{cite web|url=http://www.computerhistory.org/highlights/macpaint/ |title=MacPaint and QuickDraw Source Code |work=Computer History Museum |date=20 July 2010 |url-status=live |archive-url=https://web.archive.org/web/20120822153909/http://www.computerhistory.org/highlights/macpaint/ |archive-date=22 August 2012 }}

| MacPaint 1.3's source code (written in a combination of Assembly and Pascal) is available through the Computer History Museum, along with the QuickDraw source code.{{cite web|url=http://www.businessweek.com/technology/ByteOfTheApple/blog/archives/2010/07/apple_donates_macpaint_source_code_to_computer_history_museum.html|archive-url=https://web.archive.org/web/20120209010310/http://www.businessweek.com/technology/ByteOfTheApple/blog/archives/2010/07/apple_donates_macpaint_source_code_to_computer_history_museum.html |archive-date=9 February 2012 |publisher=businessweek.com |date=20 July 2010 |title=Apple Donates MacPaint Source Code To Computer History Museum |first=Erik |last=Hesseldahl}}

| Bungie

| 1995

| 2000

| {{yes}}

| {{no}}

| {{no}}

| GPL-3.0-or-later

| The code was released under the GPL-2.0-or-later, then GPL-3.0-or-later, while the data is still proprietary. Now known as Aleph One

| Mega Limited

| 201?

| 2017

| {{no}}

| {{no}}

| {{no}}

| MEGA Limited Code Review License

| Mega Limited released the source code to their client-side software around 28 January 2017 under an own license on github.com.[https://news.ycombinator.com/item?id=13505754 MEGA source code] {{webarchive|url=https://web.archive.org/web/20170128170523/https://news.ycombinator.com/item?id=13505754|date=28 January 2017}} on hackernews.com[https://github.com/meganz meganz] {{webarchive|url=https://web.archive.org/web/20170129134132/https://github.com/meganz |date=29 January 2017 }} on github.com

| Microsoft

|1982

|2018

| {{yes}}

| {{yes}}

| {{yes}}

| MIT

|On 25 March 2014 Microsoft made the code to MS-DOS 1.25 and 2.0 available to the public under a Microsoft Research License for educational purposes.TechNet Blogs, [http://blogs.technet.com/b/microsoft_blog/archive/2014/03/25/microsoft-makes-source-code-for-ms-dos-and-word-for-windows-available-to-public.aspx Microsoft makes source code for MS-DOS and Word for Windows available to public] {{webarchive|url=https://web.archive.org/web/20140328094124/http://blogs.technet.com/b/microsoft_blog/archive/2014/03/25/microsoft-makes-source-code-for-ms-dos-and-word-for-windows-available-to-public.aspx |date=28 March 2014 }}, Retrieved 25 March 2014.{{cite news|last=Phipps |first=Simon |title=Psych! Microsoft didn't really open-source MS-DOS |publisher=InfoWorld |date=26 March 2014 |url=http://www.infoworld.com/t/open-source-software/psych-microsoft-didnt-really-open-source-ms-dos-239111 |access-date=27 March 2014 |url-status=live |archive-url=https://web.archive.org/web/20140328073244/http://www.infoworld.com/t/open-source-software/psych-microsoft-didnt-really-open-source-ms-dos-239111 |archive-date=28 March 2014 }} In 2018 they relicensed them under MIT license.{{Cite web |last=Daws |first=Ryan |date=2018-10-01 |title=Microsoft open sources MS-DOS (for real this time!) |url=https://www.developer-tech.com/news/2018/oct/01/microsoft-open-source-msdos/ |access-date=2023-01-28 |website=Developer Tech News |language=en-GB}}

| Microsoft

| 1991

| 2014

| {{no}}

| {{yes}}

| {{no}}

| Microsoft Research License (non-commercial license)

|Microsoft made the source code of the 1991 version of Word available to the Computer History Museum and to the public for educational purposes.{{cite web |url=http://blogs.technet.com/b/microsoft_blog/archive/2014/03/25/microsoft-makes-source-code-for-ms-dos-and-word-for-windows-available-to-public.aspx |title=Microsoft makes source code for MS-DOS and Word for Windows available to public |date=25 March 2014 |first=Roy |last=Levin |work=Official Microsoft Blog |access-date=29 March 2014 |url-status=dead |archive-url=https://web.archive.org/web/20140328094124/http://blogs.technet.com/b/microsoft_blog/archive/2014/03/25/microsoft-makes-source-code-for-ms-dos-and-word-for-windows-available-to-public.aspx |archive-date=28 March 2014 }}{{cite web|url=http://www.computerhistory.org/_static/atchm/microsoft-word-for-windows-1-1a-source-code/ |title=Microsoft Word for Windows Version 1.1a Source Code |first=Len |last=Shustek |date=24 March 2014 |access-date=29 March 2014 |url-status=live |archive-url=https://web.archive.org/web/20140328142332/http://www.computerhistory.org/_static/atchm/microsoft-word-for-windows-1-1a-source-code/ |archive-date=28 March 2014 }}

| Tony Johnson and Chung Huynh

| 1992

| 2015

| ?

| {{yes}}

| ?

| unspecified

| 16 November 1992 sources were made available in June 2015 at GitHub without specified license.{{cite web|last=Connolly|first=Dan|title=source to MidasWWW from 1992|url=https://lists.w3.org/Archives/Public/public-webhistory/2015Jun/0000.html|publisher=World Wide Web Consortium|access-date=23 June 2015|date=13 June 2015|archive-date=3 August 2020|archive-url=https://web.archive.org/web/20200803100144/https://lists.w3.org/Archives/Public/public-webhistory/2015Jun/0000.html|url-status=live}}[https://github.com/dckc/MidasWWW midasWWW] {{Webarchive|url=https://web.archive.org/web/20180611111919/https://github.com/dckc/MidasWWW |date=11 June 2018 }} at github

| NASA

| 1960

| 2001

| ?

| ?

| ?

| own license

| In 2001 the NASA released with the "NASA Classics" package also the Finite Element Analysis simulator's source code to the public for free.[https://web.archive.org/web/20011103023757/http://www.newsbytes.com/news/01/171514.html NASA Releases Classic Software To Public Domain] on newsbytes.com by Susan M (25 October 2001)[https://developers.slashdot.org/story/01/10/26/1354241/nasa-releases-classic-software-to-public-domain nasa-releases-classic-software-to-public-domain] {{webarchive|url=https://web.archive.org/web/20160603032047/https://developers.slashdot.org/story/01/10/26/1354241/nasa-releases-classic-software-to-public-domain |date=3 June 2016 }} on slashdot.com (2001)[http://www.openchannelsoftware.com/NASA_1.html NTTC, OSC Celebrate Space Agency's Birthday, Launch "NASA CLASSICS" Software Apps to Commercial Markets] {{webarchive|url=https://web.archive.org/web/20160516224353/http://www.openchannelsoftware.com/NASA_1.html |date=16 May 2016 }} on openchannelsoftware.com (2001)

| NCSA

| 1993

| March 2010[http://www.webmonkey.com/2010/03/browse-the-web-as-it-looked-in-1993 Browse the Web as it Looked in 1993] {{webarchive|url=https://web.archive.org/web/20140821044027/http://www.webmonkey.com/2010/03/browse-the-web-as-it-looked-in-1993 |date=21 August 2014 }} By Michael Calore

| ?

| {{yes}}

| ?

| own license{{cite web|url=https://github.com/alandipert/ncsa-mosaic/blob/master/COPYRIGHT |title=ncsa-mosaic/COPYRIGHT |date=8 March 2010 |publisher=GitHub |first=Alan |last=Dipert |access-date=8 March 2015 |url-status=live |archive-url=https://web.archive.org/web/20100418201738/http://github.com/alandipert/ncsa-mosaic/blob/master/COPYRIGHT |archive-date=18 April 2010 }}

| first graphical browser

|

| 1997

| October 2007

| {{yes}}

| {{yes}}

| {{no}}

| Apache-2.0

| An integrated development environment (IDE) for Java and other programming languages

|Sun Microsystems

|

| January 2009

| ?

|

| ?

| BSD

| Sun Microsystems open sourced it.{{cite web|url=http://blogs.sun.com/jyrivirkki/date/20090113 |archive-url=https://web.archive.org/web/20090209043835/http://blogs.sun.com/jyrivirkki/date/20090113 |archive-date=9 February 2009 |publisher=sun.com |date=13 January 2009 |title=Announcing Open Source Web Server |access-date=23 April 2012 |first=Jyri|last=Virkki}}

|Nvidia

|2004

|2015

|{{yes}}

|{{yes}}

|{{yes}}

| 3-clause BSD license (Proprietary until 2018 except for Xbox One, PlayStation 4, and Nintendo Switch){{cite web|url=https://news.developer.nvidia.com/announcing-physx-sdk-4-0-an-open-source-physics-engine/ |title=PhysX SDK 4.0 Available Now |publisher=Nvidia |access-date=12 February 2021 |url-status=live |archive-url=https://web.archive.org/web/20181203154727/https://news.developer.nvidia.com/announcing-physx-sdk-4-0-an-open-source-physics-engine/ |archive-date=3 December 2018 }}

|At GDC 2015, Nvidia made the PhysX' source code available on GitHub, but requires registration on developer.nvidia.com and EULA signing.{{cite web|url=https://developer.nvidia.com/physx-source-github |title=PhysX on GitHub |publisher=Nvidia |access-date=6 March 2015 |url-status=live |archive-url=https://web.archive.org/web/20150323140008/https://developer.nvidia.com/physx-source-github |archive-date=23 March 2015 }}

Since December 2018, Nvidia relicensed the PhysX' source code under the 3-clause BSD license for Apple iOS, macOS, Google Android ARM, Linux, and Microsoft Windows

|

| 1989

| 1996

| ?

| ?

| ?

| own license{{cite web|url=http://www.linuxtoday.com/infrastructure/2001070202521OPCYDB |title=Linux Today - Chris Allegretta: When Non-Free is "Free Enough" |access-date=30 May 2013 |url-status=live |archive-url=https://web.archive.org/web/20130120030919/http://www.linuxtoday.com/infrastructure/2001070202521OPCYDB |archive-date=20 January 2013 }} Chris Allegretta: When Non-Free is "Free Enough"

|Before 1996 under BSD license, it was switched to a proprietary license while still having the source code available.{{Cite web|url=https://lists.debian.org/debian-legal/2002/11/msg00138.html|title=Re: DFSG vs Pine's legal notices: where exactly is the gotcha?|website=lists.debian.org|access-date=18 August 2014|archive-date=2 June 2015|archive-url=https://web.archive.org/web/20150602032805/https://lists.debian.org/debian-legal/2002/11/msg00138.html|url-status=live}}

| id Software

| 1996

| 1999

| {{yes}}

| {{no}}

| {{no}}

| GPL-2.0-or-later

| The map sources were also released under the GPL in 2006.{{Citation needed|date=May 2021}}

| 3D Realms

| 1994

| 2002

| {{yes}}

| {{no}}

| {{no}}

| GPL-2.0-or-later

| Only the code was released under the GPL-2.0-or-later.

| Stardock

|1997

|2008[http://stellarfrontier.net/ stellarfrontier.net/] {{webarchive|url=https://web.archive.org/web/20141218110745/http://stellarfrontier.net/ |date=18 December 2014 }} "So when the game's source code was released by Stardock in 2008 under a shared source license, a few passionate pilots improved the game, fixed the bugs and patched security holes, and established a user-driven renaissance for one of the greatest games ever to grace the PC."

| {{no}}

| {{yes}}

| {{no}}

|Stardock Shared Source Stellar Frontier License (non-commercial license)[https://web.archive.org/web/20131014172305/http://stellarfrontier.net/sf12source.rar stellar_frontier_source_eula.txt] STARDOCK SHARED SOURCE STELLAR FRONTIER LICENSE

|Stellar Frontier is a multiplayer space strategy/shooter game made by Doug Hendrix in 1995 and published by Stardock. Stardock closed the master server on 4 August 2006, ceasing official support for multiplayer mode but released the source code under a shared source license in 2008.

| Scytl

|unknown

|2021[https://www.evoting-blog.ch/en/pages/2021/the-source-code-of-the-future-e-voting-system-is-publicly-accessible] {{webarchive|url=https://web.archive.org/web/20210902101525/https://www.evoting-blog.ch/en/pages/2021/the-source-code-of-the-future-e-voting-system-is-publicly-accessible|date=2 September 2021}} "Swiss Post is publishing the source code of its future e-voting system today, while also launching an accompanying public bug bounty programme. This means that experts from all over the world can test the system, including by simulating voting procedures, and can report any vulnerabilities they identify."

| {{no}}

| {{no}}

| {{no}}

| own license

| The software was originally developed by Scytl, but purchased by Swiss Post in 2020.[https://www.evoting-blog.ch/en/pages/2020/an-e-voting-system-for-switzerland-and-by-switzerland] {{webarchive|url=https://web.archive.org/web/20200926214630/https://www.evoting-blog.ch/en/pages/2020/an-e-voting-system-for-switzerland-and-by-switzerland|date=26 September 2020}} "In the autumn of 2019, Swiss Post decided to continue developing the e-voting system for Switzerland independently. Since then, it has acquired the rights to the e-voting source code from its former technology partner, Scytl. Swiss Post will publish the new, enhanced source code." Some parts of the system are released under an open source license, but the main part is not.

| Nokia

| 1997 (as Psion EPOC32){{cite web|url=http://www.infosyncworld.com/news/n/11070.html |title=infoSync Interviews Nokia Nseries Executive |publisher=Infosyncworld.com |date=24 June 2010 |access-date=12 August 2010 |archive-url=https://web.archive.org/web/20110713032146/http://www.infosyncworld.com/news/n/11070.html |archive-date=13 July 2011}}

| 2010{{Citation

|author=Symbian Foundation

|author-link=Symbian Foundation

|title=Symbian Completes Biggest Open Source Migration Project Ever

|date=4 February 2010

|url=http://www.symbian.org/news-and-media/2010/02/04/symbian-completes-biggest-open-source-migration-project-ever

|access-date=7 February 2010

|url-status=live

|archive-url=https://web.archive.org/web/20100207135147/http://www.symbian.org/news-and-media/2010/02/04/symbian-completes-biggest-open-source-migration-project-ever

|archive-date=7 February 2010

}}Menezes, Gary. (11 September 2010) {{usurped|1=[https://web.archive.org/web/20131111024336/http://www.watblog.com/2010/02/06/symbian-os-now-fully-open-source/ Symbian OS, Now Fully Open Source]}}. Watblog.com. Retrieved on 25 September 2011.

| {{yes}}

| {{yes}}

| {{no}}

| EPL / Nokia Symbian License{{cite web|url=http://symbian.nokia.com/blog/2011/04/04/not-open-source-just-open-for-business/|archive-url=https://web.archive.org/web/20120316105331/http://symbian.nokia.com/blog/2011/04/04/not-open-source-just-open-for-business/ |archive-date=16 March 2012 |title=Not Open Source, just Open for Business |publisher=symbian.nokia.com |date=4 April 2011 |access-date=23 August 2014}}

|

| Cellsoft / Geert Vergauwe

| ?

| 2015

| {{?}}

| {{yes}}

| {{?}}

| "open source freeware"

| The popular animation software for the Amiga was gifted in 2015 to the community by the original developer, including the 68k assembly source code.[http://www.amiga.org/forums/showthread.php?t=69866 Take 2 Animation software gifted to the Amiga Community] {{Webarchive|url=https://web.archive.org/web/20211017185802/https://forum.amiga.org/index.php?topic=69866 |date=17 October 2021 }} on amiga.org (September 2015)[http://www.danschallock.com/amiga/take2/index.html Take 2 Animation for the Amiga Computer] {{webarchive|url=https://web.archive.org/web/20160706210737/http://www.danschallock.com/amiga/take2/index.html |date=6 July 2016 }} by Dan Schallock (2015)

| Technicolor

| 2008

| 2015

| {{yes}}

| {{yes}}

| ?

| GPLv2, lGPL, eCos 2.0 license[http://www3.technicolor.com/en/hi/minisites/open-software/dsl-cable-ip-modem-gateways/cable-gateways cable gateways] {{webarchive|url=https://web.archive.org/web/20151206135845/http://www3.technicolor.com/en/hi/minisites/open-software/dsl-cable-ip-modem-gateways/cable-gateways |date=6 December 2015 }} on technicolor.com

| Released on GitHub on 30. November 2015.[https://www.phoronix.com/scan.php?page=news_item&px=Technicolor-Opens-TC72 A Popular European Cable Modem Is Now Open-Source] {{webarchive|url=https://web.archive.org/web/20151216190401/http://www.phoronix.com/scan.php?page=news_item&px=Technicolor-Opens-TC72 |date=16 December 2015 }} by Michael Larabel on Phoronix (9. December 2015)[https://github.com/tch-opensrc tch-opensrc] {{Webarchive|url=https://web.archive.org/web/20211017185801/https://github.com/tch-opensrc |date=17 October 2021 }} on GitHub.com

| Unix Heritage Society and Alcatel-Lucent

| 1985

| 2017

| {{no}}

| {{yes}}

| {{no}}

| non-copyright enforcement grant on non-commercial usage

| In 2017, Unix Heritage Society and Alcatel-Lucent USA Inc., on behalf of itself and Nokia Bell Laboratories, released v8, v9, v10 under the condition:[https://www.theregister.co.uk/2017/03/30/old_unix_source_code_opened_for_study/ Samizdat no more: Old Unix source code opened for study] {{webarchive|url=https://web.archive.org/web/20170330134247/https://www.theregister.co.uk/2017/03/30/old_unix_source_code_opened_for_study/ |date=30 March 2017 }} by Richard Chirgwin on register.com (30 March 2017) "will not assert its copyright rights with respect to any non-commercial copying, distribution, performance, display or creation of derivative works of Research Unix®1 Editions 8, 9, and 10".

| Rarlabs

| 1995

| 2000

| {{no}}

| {{yes}}

| {{no}}

| own unrar license{{cite web|url=https://fedoraproject.org/wiki/Licensing:Unrar?rd=Licensing/Unrar |title=Licensing:Unrar – FedoraProject |url-status=live |archive-url=https://web.archive.org/web/20150106195558/https://fedoraproject.org/wiki/Licensing%3AUnrar?rd=Licensing%2FUnrar |archive-date=6 January 2015 }}

| Unrar source code was released by Eugene Roshal/RARlabs sometime in 2000. A GPL fork of older codebase exists.{{cite web|url=http://www.unrarlib.org/license.html |title=Home of unrarlib – UniquE RAR File Library – License |url-status=live |archive-url=https://web.archive.org/web/20140713041401/http://www.unrarlib.org/license.html |archive-date=13 July 2014 }}

| Epic Games

| 1998

| 2014

| {{no}}

| {{yes}}

| {{no}}

| own unrar license

| Pumpkin Studios/Eidos Interactive

| March 1999

| December 2004

| {{yes}}

| {{yes}} (only movies not){{cite web|url=http://forums.wz2100.net/viewtopic.php?f=3&t=858 |title=Warzone 2100 Content License |url-status=live |archive-url=https://web.archive.org/web/20150106161138/http://forums.wz2100.net/viewtopic.php?f=3&t=858 |archive-date=6 January 2015 }}

| {{yes}} (GPL-2.0-or-later, only movies not)

| GPL-2.0-or-later

| Video game by Eidos Interactive

| Watcom

| 1988

| 2003

| {{yes}}

| {{yes}}

| {{no}}

| Sybase Open Watcom Public License

| Released as Open Watcom, under a license which is considered free by the OSI{{Cite web|url=https://spdx.org/licenses/|title=SPDX License List | Software Package Data Exchange (SPDX)|website=spdx.org|access-date=23 December 2015|archive-date=24 December 2015|archive-url=https://web.archive.org/web/20151224052522/https://spdx.org/licenses/|url-status=live}} but not by the FSF. The FSF has problems with the license as it demands more freedom than the GPL by requiring the release of source code also in the case of private use.{{cite web|url=https://www.gnu.org/licenses/license-list.html#Watcom |publisher=gnu.org |access-date=23 December 2015 |title=Various Licenses and Comments about Them – Sybase Open Watcom Public License version 1.0 (#Watcom) |quote=This is not a free software license. It requires you to publish the source code publicly whenever you "Deploy" the covered software, and "Deploy" is defined to include many kinds of private use. |url-status=live |archive-url=https://web.archive.org/web/20100724023833/https://www.gnu.org/licenses/license-list.html |archive-date=24 July 2010 }}

|Computer History Museum

| 1975

| 2014

| {{no}}

| {{yes}}

| {{no}}

| own non-commercial license

| On 21 October 2014, Xerox Alto's source code and other resources were released from the Computer History Museum.{{cite web|url=http://www.computerhistory.org/atchm/xerox-alto-source-code/ |quote=With the permission of the Palo Alto Research Center, the Computer History Museum is pleased to make available, for non-commercial use only, snapshots of Alto source code, executables, documentation, font files, and other files from 1975 to 1987. |title=Xerox Alto Source Code – The roots of the modern personal computer |publisher=Computer History Museum |first=Paul |last=McJones |work=Software Gems: The Computer History Museum Historical Source Code Series |date=21 October 2014 |access-date=8 January 2015 |url-status=live |archive-url=https://web.archive.org/web/20150102201034/http://www.computerhistory.org/atchm/xerox-alto-source-code/ |archive-date=2 January 2015 }}