MKVtools 2.3

MKVtools is a graphical interface for a variety of tools useful for processing video files.
Features:
Convert a variety of video file formats like mkv, avi, mp4 and ogm to either avi files or mp4 files.

Intuitively select desired video, audio and/or subtitle tracks to process, with the ability to verify the selections using video preview.
Use presets for one step encoding for playback on a variety of hardware
Burn selected subtitle track (i.e., hard subtitles) into the video, though this requires that the video track must be re-encoded.
Control the font, size and positioning of the embedded subtitles.
Split .mkv videos into sections of a specified file size or by start/end time.
Delete tracks from .mkv files.
Join, mux and change the pixel aspect ratio of .mp4 videos.
Extract the selected tracks as individual video, audio and/or subtitle files.
Add jobs to a queue either individually or in batches via drag and drop so you can process multiple files overnight (registered copies only)