Building Emacs 30 on macOS

December 10, 2025 This is an update to my post about compiling Emacs 29.4 from source . Emacs has been moving forward but unfortunately my beloved Mitsuharu Emacs Mac Port has not. Happily JD Smith has picked up the mantle and there is an up-to-date (albeit experimental) Emacs 30 fork on GitHub . This post documents the steps I took to build Emacs 30.2 on my M3 MacBook Pro. Remove existing Emacs…