Oggenc

Oggenc is the official Ogg Vorbis encoder by the Xiph.org Foundation. Is is part of vorbis-tools.

Oggenc2 is an enhanced version of oggenc developed by John33. Features compression from lossless files (Monkeys Audio, LPAC, FLAC, OptimFROG, WavPack and Shorten - requires presence of decoders), and the ability to specify 'padding' in the headers for subsequent insertion of Tags.