The Tool Command Language implementation
Swiss army knife of image processing
Computer Algebra System written in Common Lisp
Manage your shell environment variables and aliases
Chess Database and Toolkit program
A universal instant messaging (IM) program
Platform-agnostic GUI supporting CVS, Subversion, Git, and RCS
Side-by-side diff viewer, editor and merge preparer
Cross-platform, scientific graphics plotting library
Schematic circuit editor for VLSI and Mixed mode circuit simulation.
A network security analysis and monitoring toolkit Linux distribution.
A graphical player for FM radio devices supported by Video4Linux
Open Source Solid Modeling CAD
TclTk-IDE for development and testing tcltk-apps
Tk window tracking
Manual QSO log entry/editing program using PYTHON3