is the gold standard for MKV muxing – fast, lossless, and scriptable. Whether you’re a casual user tidying up subtitle tracks or a power user automating remux workflows, mkvmerge delivers precision and flexibility.
mkvmerge -o movie.mkv --language 0:eng --default-track 0 video.avi \ --language 1:spa --default-track 1 audio_spanish.ac3 mkvmerge
Once files are loaded, you will see a list of all available tracks (video, audio, subtitles). mkvmerge -- Merge multimedia streams into a Matroska file is the gold standard for MKV muxing –