Littleutils
From Christoph's Personal Wiki
The littleutils include a duplicate file finder (repeats), image optimizers (opt-jpg opt-png opt-gif recomp-jpg), file rename tools (lowercase uppercase), archive recompressors (to-bzip to-7zip to-lzma), a tempfile utility (tempname), and others.
Utilities
- to-bzip — converts .Z and .gz files to bzip2 format.
- notrail — removes all trailing spaces from text files.
- notabs — converts all tabs in text files to spaces.
- opt-png — recompresses .png files.
- opt-jpg — recompresses .jpg files.
- recomp-jpg — recompresses JPEG files to a specified quality level, only keeping the new version if it is actually smaller.
- lreplace — replace one string with another in a file.
- uppercase — rename files to all uppercase filenames.
- lowercase — rename files to all lowercase filenames.