This is the traditional, brief-style LISP subset interpreter will be seen as the embedder application template. The short, minimal C (not C++) source code and description are available at http://e-vi.org/DOCS/FREESTYLISP.ZIP
Satellite constellation analysis software.
Make a web page and diagram from Windchill workflow backup.
Read a backup file of a PTC Windchill workflow and create a web page with an SVG diagram.