opensheetmusicdisplay / opensheetmusicdisplay

OpenSheetMusicDisplay renders sheet music in MusicXML format in browsers and headless with NodeJS. Based on VexFlow, OSMD is brought to you by PhonicScore.com.

CoderLine / alphaTab

alphaTab is a cross platform music notation and guitar tablature rendering library.

Romanticjojo / Syrinx

Flute practice companion that listens: real sampled piano accompaniment synced to your score, live pitch detection with note-by-note scoring, and a personal sheet-music library. Free & open source, 5 songs built in — Windows / macOS / Web.