OggConvert is a free and open-source transcoder for digital audio and video files of various types into the free Ogg Vorbis audio format, and the Theora, VP8 and Dirac video formats. Developed by Tristan Brindle
License: Open Source
MEncoder is a powerful command-line tool suited for users who need advanced encoding options and high performance, while OggConvert offers a more user-friendly experience with an emphasis on simplicity and ease of use for basic conversions.