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MKVToolNix is a small collection of tools (mkvmerge, mkvinfo, mkvextract, mkvpropedit and mmg) that allows you to manipulate Matroska (MKV) files in several ways. You can use MKVToolNix to create, split, edit, mux, demux, merge, extract or inspect Matroska files. MKVToolnix is a set of tools to create, alter and inspect Matroska files under Linux, other Unices and Windows. They do for Matroska what the OGMtools do for the OGM format and then some. With these tools one can get information about (mkvinfo) Matroska files, extract tracks/data from (mkvextract) files and create (mkvmerge) files from other media files. Matroska is a new multimedia file format aiming to become THE new container format for the future.