Lyrics & Sheet Music

Piascore provides a sheet music reader for iPad, with free content and optional in-app purchases.

Score Perfect Professional Lite is score-writing software with a free lite edition.

The Awesome Sheet Music list catalogs software, libraries, and other tools for working with scores.

The abcMIDI reference explains MIDI commands and settings for music notation playback and conversion.

Karaoke Eternal hosts self-managed browser karaoke parties with song queues and support for MP3+G and MP4 media.

Netabc creates web pages that render and play ABC music notation using the abc2svg JavaScript library.

Flutetunes provides free flute sheet music, play-along tracks, fingering charts, scales, a metronome, and a tuner.

Ichigo's Sheet Music provides free sheet music and MIDI files for musicians.

SheetMusicEden offers free sheet music that it identifies as public domain, with filters by composer and instrument.

This lightweight alternative front end makes it easier to read lyrics from Genius.

A categorized GitHub collection gathers music libraries, tools, frameworks, scores, and MIDI projects.

Runabc provides documentation and a user interface for working with ABC music notation and related playback settings.

DIAMM collects digital images and research material related to medieval music.

BandMusic PDF Library archives band music scores and organizes them by title, instrumentation, and special category.

AnimeSongLyrics provides lyrics for anime songs and includes browsing by title and series.

Chordly offers an open-source web tool for creating and sharing chord sheets and lead sheets.

MuseScore Studio is music notation software for creating, playing back, and printing sheet music on Windows, Mac, and Linux.

Sheet Music International sells digital sheet music through a subscription-based online store.

Synced Plus creates enhanced lyrics by syncing audio with line-by-line or word-by-word timestamps in a browser.

The Digitized New Mozart Edition provides a searchable catalog of Mozart works and edition publications.

Sheet Music Scanner scans printed scores and plays them back on a smartphone.

Croonify turns a user-supplied song and lyrics into a synchronized karaoke video.

This Python library transcribes polyphonic music, including vocals, instruments, chords, and rhythm.

Oemer transcribes images of sheet music into editable MusicXML that can be converted to MIDI.