Swiss army knife of image processing
Img is a collection of format handlers for the Tk photo image type.
Earth orbits and satellite coverage display in 3D on your laptop.
netabc creates and renders html files with abc music notation
Ballroom Music Player
Runabc is a user interface supporting abc music notation software
A graphical player for FM radio devices supported by Video4Linux
User interface to the Verovio JavaScript Toolkit Library
Open Source Solid Modeling CAD
Video mixer for mixing live and recorded video and audio feeds
PyMOL is an OpenGL based molecular visualization system
Image browser/file picker
Image viewer for animated GIFs