EmmGunn

MKVtools

Trial version

Convert a variety of video file formats like mkv, avi, mp4 and ogm to either avi or mp4 files.

Quick Batcher

Paid

quickly create batch jobs for the ffmpegX video tool

AVItools

Free

Create, edit and convert to AVI video format.

MP4Tools

Trial version

Create, edit, and convert to MP4 video format.