Mac app that shows all open files, directories, sockets, pipes and devices in use by all running processes. Nice GUI for lsof.

macOS native Matrix client

Create native macOS applications from command line scripts.

Background Music, a macOS audio utility: automatically pause your music, set individual apps' volumes and record system audio.

Share a single, easily-switchable application window on a projector on macos

KeyCastr, an open-source keystroke visualizer

Unlock your displays on your Mac! Flexible HiDPI scaling, XDR/HDR extra brightness, virtual screens, DDC control, extra dimming, PIP/streaming, EDID override and lots more!