Get Windows binaries here:
https://ffglitch.org/pub/bin/win64/ffglitch-0.10.2-windows-x86_64.zip

Get macOS binaries here:
https://ffglitch.org/pub/bin/mac64/ffglitch-0.10.2-macos-x86_64.zip

Get macOS aarch64 (e.g.: Arm64 Apple silicon) binaries here:
https://ffglitch.org/pub/bin/macos-aarch64/ffglitch-0.10.2-macos-aarch64.zip

Get Linux binaries here:
https://ffglitch.org/pub/bin/linux64/ffglitch-0.10.2-linux-x86_64.zip

Get Linux aarch64 (e.g.: Raspberry Pi 5) binaries here:
https://ffglitch.org/pub/bin/linux-aarch64/ffglitch-0.10.2-linux-aarch64.7z

You probably don’t need to build FFglitch from source code, but if you really insist, here it is:
https://ffglitch.org/pub/src/ffglitch-0.10.2.tar.xz

… or get the latest source code from the github repository:
https://github.com/ramiropolla/ffglitch-core/tree/ffedit-0.10