bbJewel creates a PDF of a cover for the listed MP3 files for the purpose of printing a jewel case insert. It parses each file and extract the title, artist, and length of the recording. It also scans the files for included cover images. You can provide the CD title and the cover image to use on the command line.
SvOlli's Little Audio Related Thingies, or SLART for short, is a compilation of rather simple programs that are related to audio files: it consists of a player (Partyman), a CD ripper, a tag editor, and some other tools. These programs can communicate with each other via a custom IPC bus, so a newly ripped track can be automatically queued in the player, for example.
Adam's Ripsuite is a collection of quick and dirty Perl and bash scripts to help rip CDs and manage a music collection. Rips music video DVDs and music CDs to files on your hard drive. Reads track information in from a file on disk. Transcodes music files from and to a variety of formats using mplayer/lame/libogg. Specify an artist name to have their back catalogue copied to a folder. Corrects the case of artist names/song titles for all music files/folders of music files. Adds artist information to files ripped with song title only. Does not support CDDB lookups for track information.
libburnia is a project comprised of libraries and binaries for reading, mastering, and writing optical discs. It provides libburn, a CD/DVD/BD burn library, libisofs, a manipulation library for ISO 9660 filesystems, and libisoburn, a ISO 9660 multi-session library. On top of them there is cdrskin, a cdrecord emulator, and xorriso, a all-in-one application for ISO 9660 multi-session operations which additionaly provides a limited emulation of mkisofs.