Audacity has added AI audio editing capabilities thanks to Intel’s free OpenVINO plugins. These plugins add AI-powered noise suppression, speech transcription, music generation and remixing, and music separation to the freeware sound editor and are available for download today.
It's honestly pretty much the industry standard for indie creators. There's nothing super flashy about it, it just does its job very well.
This along with 7-zip and OBS and the like have been pretty impressive success stories for FOSS, even if most of their users don't even know what that means.