UltraStar Deluxe - A free and open source karaoke game inspired by the Singstar™ game, runs on Windows, Linux and macOS.
Kobo Audiobooks - Experience the joy of being told a story
KaraFun - KaraFun is the best online karaoke. Over 35,000 karaoke songs, with studio quality, at home or on the go. Regular updates. Free demo!
Syncr - Build a podcast out of Youtube videos 🎙
OpenKJ - Open source cross platform karaoke hosting software
Audioknot - A curated audio feed for entrepreneurs