Top 3 video-production open source projects

OpenShot Video Editor is an award-winning free and open-source video editor for Linux, Mac, and Windows, and is dedicated to delivering high quality video editing and animation solutions to the world.

🎵 Creates a vaporwave (slowed, with reverb) remix of a given MP3 file, with the option of playing over a looped GIF as a video.

TallyPi allows you to build network controlled tally lights for live cameras, intended for control by OBS but extensible enough to use for whatever purposes you like.