This is a list of notable software packages which were published as free and open-source software, or into the public domain, but were proprietized, such that later versions were only released under a proprietary software license.
Title | Original release | Relicensed release | Initial free license | Notes |
---|---|---|---|---|
Boot to Gecko/Firefox OS, proprietized as KaiOS | 2013 | 2017 | MPL | Still uses GPL Linux kernel, but otherwise proprietary |
FBReader | 2013 | 2015 | GPL | Apparently the number of devs was limited, and they all agreed to relicense it. |
LiveJournal | 1999 | 2014 | GPL | The source code was made private in 2014. |
LiveCode | 2013 | 2021 | GPL | The Livecode company developed it, ran a Kickstarter campaign to GPL it, ran it for eight years-open-source, and then relicensed it back to proprietary, saying there were few other contributors, most were using the free GPL version, and they couldn't sustain the project.[1] |
October (CMS) | 2014 | 2021 | MIT License | [2] |
PyMOL | 2000 | 2010 | Python License[3] | [4][5][6][7] |
2008 | 2017 | Common Public Attribution License | Source code was made private in 2017, as the internal codebase had already diverged significantly from the public one. | |
Tux Racer | 2000 | 2002 | GPL | Commercial expansion by original authors, also called "Tux Racer". |
Nexuiz | 2005 | 2012 | GPL | As Nexuiz (2012 video game). Original forked into Xonotic. Several core devs agreed to relicensing the code, "Nexuiz" name, and domain; other devs disputed their right to relicense code written by non-consenting devs.[8] |