Top 20 products relevant to Musical Knowledge

Learn to play music at home, at your own pace.

Genius is the world’s biggest collection of song lyrics and musical knowledge.

Clone Hero is a free rhythm game, which can be played with any 5 or 6 button guitar controller...

Extracts chords from any song, integrated YouTube.

Rocksmith builds off of the fundamentals of music games like Rock Band and Guitar Hero by offering fundamental lessons in actually playing guitar.

Bonus content.

Osu is Music, Rhythm, Single and Multiplayer video game developed by Dean Herbert.

Turn ANY song into chords, play along with interactive chords and diagram, transpose, loop, tempo control.

freemium

A magical collection of interactive music theory tools & visual reference pages for musicians and music producers.

free

World in Audition is an Addictive, Dancing and Music Simulation.

Rhythm game for Windows, Mac, and Linux.

Open Source

Source music directly from professional producers worldwide.

Automatic chords extraction from mp3 and YouTube.

Deemo comes with a Music-based Rhythm video game that features only Single-player mode and is available to play on Multiple Platforms.

Find millions of music lyrics and save them offline.

Open-source interactive music theory for guitarists.

Rock Band is a Rhythm Music and Single and Multiplayer video game created by Harmonix and published by MTV Games.

Interactive Guitar Fretboard.

An interactive fretboard that lets you look up scales and chord in CAGED, 3nps and other shapes.

Guitar Hero Live is a Single and Multiplayer, Rhythm and Music video game created by FreeStyleGames and published by Activision.