texsketch – A drawing package for OS/2
Draws using the LaTeX picture mode.
License that prevents distribution
graphics generator whose output is good for use with TeX
Maybe you are interested in the following packages as well.
- graphtex: Graphs theory and related diagrams in a TeX document
- pstex: Processor for including figures in LaTeX
- gnuplot: General purpose plotting program
- latexcad: A CAD drawing package