VidCoder is a DVD/Blu-ray ripping and video transcoding application for Windows. It uses HandBrake as its encoding engine. Calling directly into the HandBrake library gives it a more rich UI than the official HandBrake Windows GUI.
MP4, MKV containers
H.264, MPEG-4, Theora video
AAC, MP3, Vorbis, AC3 audio encoding and AC3/DTS passthrough