Create, modify and inspect Matroska (MKV) files
MKVToolnix is a free tool for examining, inspecting and modifying the Matroska video file format.
It is very easy to use. It can be used for displaying and adding audio tracks and subtitles or simply checking the integrity of a file just by browsing to it. Once you've browsed to a file, you can select which aspects you want to change or modify using the General Track Options, Format Specific Options or Extra Options depending on what you need. To change elements, you need to simply click the Start Muxing option.
MKVToolnix supports the following formats:
Video: 264, AVC, H264, AVI, DRC, MP4, MPG, MPEG, M1V, M2V, EVO, MKV, OGG, MOV, RA, RAM, RMVB, VC1
Audio: AC3, AAC, M4A, MP4, DTS, FLAC, OGG, MP2, MP3, MKA, TTA, WAV, WV
Untertitel: SRT, ASS, SSA, USF, XML, IDX
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