MKVToolNix

Matroska (MKV) toolkit for muxing, splitting, merging and inspecting video files.

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The promise

• ✓ No ads
• ✓ No purchases
• ✓ No subscriptions
• ✓ No trials
• ✓ No nagging
• ✓ No surprise bundles

Something wrong?

Reports go to a human review queue. No timeline promised — this is a small pilot, but every report gets read.