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CCExtractor vs gMKVExtractGUI: catalog facts
CCExtractor	gMKVExtractGUI
Free Free and open source under GPL-2.0.	Free Free and released into the public domain under the Unlicense.
Windows, macOS, Linux, Command line	Windows
Extracts captions, teletext and subtitles to standard formats De facto open source standard for the task	Covers most mkvextract and mkvinfo functions in one window Saves typing long mkvextract command lines
Command-line driven, no graphical interface by default Niche tool aimed at caption workflows	Needs MKVToolNix installed separately Windows only, built on .NET Framework 4.0
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-only	License: Unlicense
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.