guitarLayers - guitarLayers is a professional macOS guitar learning software.
Gitarrero Beginner - Gitarrero Beginner is a multi-featured, and easy-to-use guitar school developed as a guide to help you learn guitar skills and play them comfortably.
School Guitar - School Guitar offers you the opportunity to learn guitar skills by buying its interactive Learning Software that includes comprehensive lessons and guides to help you go beyond the beginner guitarist level.
TrueFire - The Best Guitar Lessons Online Fast. Easy. Fun.
CrazyStrum - CrazyStrum is a powerful app that allows you to learn new techniques to play your guitar in a better way than before.
Learn & Master - Learn & Master is an online website that offers various skills like Photography, Guitar, Ballroom Dance, Piano, Drums, and Painting.