transfig

Translates figures generated by xfig to other formats
https://mcj.sourceforge.io/ Formula was removed
Last version was
3.2.6a
transfig requires the following formulae to be installed:
xz 5.2.3 General-purpose data compression with high compression ratio
libpng 1.6.34 Library for manipulating PNG images
ghostscript 9.22 Interpreter for PostScript and PDF

Recent formula history

FX Coudert transfig: migrate to homebrew/core.
Miguel Araújo transfig: fix audit

Formula code at GitHub