- 4D Maze Game (Java, Public domain, mature, inactive since 2008)
- Blinken (C++, GPL-2.0, mature)
- Childsplay (Python, GPL-3.0, mature)
- Garith (C++, Perl, LGPL-2.1, mature, inactive since 2013)
- GCompris (C, Python, GPL-3.0, mature)
- ORIENT (C#, Java, GPL-2.0, mature, inactive since 2009)
- Prescription Wars (ColdFusion, JavaScript, GPL-3.0, mature, inactive since 2016)
- PrimeShooter (JavaScript, GPL-2.0, mature, inactive since 2010)
- Q (Python, GPL-3.0, mature, inactive since 2013)
- Tangomon (Python, GPL-3.0, mature, inactive since 2017)
- thiefcatcher (C++, GPL-3.0, beta)
- Tux of Math Command (C, GPL-3.0, mature, inactive since 2011)
- Tux Paint (C, C++, GPL-2.0, beta)