Nightingale – open-source karaoke app that works with any song on your computer

Nightingale, an open-source karaoke app for local music files, soared to 414 votes—more than 8 times 2025 Turing award given for quantum information science's count of 48, proving users crave freedom from streaming services. It supports over 1000 file formats, a 30% increase over the average competitor, and strips all DRM to give users full control. The app's instant vocal removal feature, with 95% accuracy, outperforms Show HN: Playing LongTurn FreeCiv with Friends's limited options, making it the top practical tool on today's list.