MKVToolNix 99.0 MKV Manipulation Tool Improves the MKVToolNix GUI

MKVToolNix 99.0 MKV Manipulation Tool Improves the MKVToolNix GUI, mkvmerge

Written By
MN
Marcus Nestor
Jun 24, 2026

MKVToolNix 99.0 improves the MKVToolNix GUI with the ability to remember the last used directory when selecting audio files for playback in “play audio file” program runners, new variables for changing the base file name or file suffix, and support for setting variables as environment variables when running a program after a job completes.

MN

Marcus Nestor

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