This list is only very sporadically updated, for new and (slightly) more interesting stuff take a look at my development blog.
Articles
3D
- SabreGL, a 3D python module
STX
- STX, The STX GNU/Linux distribution
- STX Control Centre, a lightweight control centre system
Networking
- GTKNetTraf, a remote network traffic monitor
Embedded
- AberSim, Motorola 68HC11 simulation and development environment
X11