guitarLayers - guitarLayers is a professional macOS guitar learning software.
Fachords - Fachords is an online site that provides many resources that you can use to take your guitar skills to the next level.
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.
CrazyStrum - CrazyStrum is a powerful app that allows you to learn new techniques to play your guitar in a better way than before.
Baglama Tuner - Baglama Tuner is a mobile application that baglama enthusiasts can use to tune baglama.
TrueFire - The Best Guitar Lessons Online Fast. Easy. Fun.