latexcad – A CAD drawing package
The LaTeX Project Public License
graphics generator whose output is good for use with TeX
Maybe you are interested in the following packages as well.
- djgpp: DJGPP-based version of TeX for MS-DOS
- emtex: A TeX system for MS-DOS and OS/2
- asc2tex: Retrieve text from screenshots
- epix: Utility for mathematically accurate, camera quality plots and line figures