MIDI Piano Trainer
Upload a MIDI file, follow falling notes, choose tracks, and practice with your PC keyboard. This is the first official tool in the Open Free Tools ecosystem.
Open pageFree · Open Source · Browser First
Free tools catalog
Each tool is designed to be useful without an account, friendly to self-hosting, and clear about backend limits.
Current and planned tools
The catalog includes working, beta, and planned tools. The goal is to show the ecosystem clearly even while some apps are still under construction.
Audio to MIDI Converter
Audio-to-MIDI is in beta and backend-assisted. Upload your own audio file, generate MIDI, download it, or open it in the piano trainer.
Open pageOpen Transcription Studio
A planned privacy-first transcription editor for audio and video, with transcript editing, timestamps, and exports such as TXT, SRT, and VTT.
Open page