Third-party notices
Mack's Media Downloader is proprietary, commercially licensed software. The materials below cover third-party components, not MMD's original code or branding.
Third-party license rights apply independently of an MMD subscription. Notices and source materials are available free of charge, without an account.
FFmpeg and FFprobe
MMD includes FFmpeg and FFprobe under GPL version 3 or later. FFmpeg is a trademark of Fabrice Bellard.
FFmpeg materials for MMD 1.1.25 and 1.1.26
Matching FFmpeg and dependency sources, licenses and build instructions:
- Windows source archive (117 MB)
- Mac source archive (115 MB)
FFmpeg licenses and build records
Earlier FFmpeg records
- Windows core snapshot ca821e458a
- Mac core archive 9.0.1
- BtbN reference snapshot (not verified as the exact earlier build)
- 1.1.24 build information
- 1.1.24 hashes and source status
- 1.1.24 record checksums
These historical records are incomplete and are not the matching sources for 1.1.25.
Other third-party components and licenses
Downloader
Bundled yt-dlp executables: GPL version 3 or later. yt-dlp's own source: Unlicense. Dependency notices are included below.
Additional downloader source records (161 MB): 37 dependency and build-source archives, downloader core source and the Mac preparation recipe. This is a partial collection; complete bundled-dependency correspondence remains under review. Checksum and scope.
Earlier downloader source records
Earlier partial collection (18 MB) and checksum.
Other included software
Source availability and earlier records
Versioned source register. Previously supplied source offers remain in effect; retiring an installer does not withdraw them.