MidiSlayer is a desktop sight-reading trainer for MIDI keyboards offering a one-time $49.99 purchase model with free updates through v1. The tool includes note flashcards, training modes, arcade games, the ability to load custom sheet music via MusicXML, and exam mode with skill-based rankings across macOS, Windows, and Linux.
ScoreTail is a free, browser-based sheet music editor that supports MusicXML format and enables real-time collaborative editing. Users can create, edit, and share scores via URL without installation or registration, with features including keyboard shortcuts, MIDI playback, and export to multiple formats.