FFmpeg corresponding source — LGPL-2.1 §3(b) written offer

FrameFinder distributes FFmpeg binaries under LGPL-2.1. The complete corresponding source code for the binaries shipped in the application is published here. See SOURCE-OFFER.txt — a written offer valid for three years from the publication date of each binary release.

Files

• ffmpeg-8.1.2.tar.xz — exact upstream tarball; source of the shipped macOS binaries
• ffmpeg-n8.1.3-18-g46d899d7a0-source.tar.gz — FFmpeg git tree @ 46d899d7a0 (n8.1.3+18); source of the shipped Windows/Linux binaries (BtbN autobuild-2026-10-16-13-04)
• SOURCE-OFFER.txt — the written offer
• SOURCES-README.txt — provenance & sha256 checksums
• COPYING.LGPLv2.1 — license text

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