FormatFactory

FormatFactory is an ad-supported freeware multimedia converter that can convert video, audio, and picture files. It is also capable of ripping DVDs and CDs to other file formats, as well as creating .iso images. It can also join multiple video files into one. FormatFactory supports the following formats:

Criticism
On June 22, 2009, Format Factory was hanged on the FFmpeg's hall of shame.

An issue tracker post claims that Format Factory violates the FFmpeg license.