Runebender 0.1.0-alpha.1 is out with a macOS DMG, here it is: https://github.com/fontgarden/runebender/releases/download/v0.1.0-alpha.1/Runebender-0.1.0-alpha.1-macos-apple-silicon-notarized.dmg For Apple Silicon Macs, macOS 12+. Signed and notarized. This is the first alpha—please work on copies of important fonts. Bug reports welcome!