texfilt – A (La)TeX log filter
Works under DOS, OS/2 and Linux. Code written in noweb, so documented source available.
Maybe you are interested in the following packages as well.
- logfilter: Choose what you want to see of a (La)TeX log
- texlog-extract: Extract errors and warnings from TeX logs
- ps_conv: A converter from PostScript to Encapsulated PostScript
- psrip: Extract images from PostScript files