I wrote a few utilities through the years. Here they are. Enjoy.

adoverpic (February 2020)

Extract LaTeX overpic commands from Encapsulated Postscript files generated by Affinity Designer.

pybib (tgz) (Auguts 2009)

Python tools to extract citations from .aux files and BibTeX entries from .bib files, and to automatically collect bibtex entries for a latex file containing citations from local bibtex files or from repositories like DBLP

ch2c+h (tgz) (January 2000)

extract C source (.c) and header (.h) files from a common source

xcommit (tgz) (January 2000)

commit files using CVS, using separate log files for each file