This application bundles FFmpeg and FFprobe from the locally installed Gyan FFmpeg 8.1.1 full build.
FFmpeg project: https://ffmpeg.org/
Build provider and source / build information: https://www.gyan.dev/ffmpeg/builds/
FFmpeg source: https://ffmpeg.org/releases/ffmpeg-8.1.1.tar.xz
FFmpeg license: GNU General Public License version 3 or later for this GPL-enabled build.
License text: https://www.gnu.org/licenses/gpl-3.0.txt
FFmpeg is invoked as a separate executable. Application source and build instructions are provided alongside this release.

Other components: Python (PSF License), Tcl/Tk (BSD-style license), Pillow (HPND), Send2Trash (BSD-3-Clause), PyInstaller (GPL with bootloader exception).