MuseScore.org - Create, play back and print beautiful sheet music with free and easy to use music notation software MuseScore. For Windows, Mac and Linux.
Guitarix - Guitarix is a simple Linux Rock Guitar Amplifier for https://alternativeto.
Guitar Pro 7 - Create, play and share your tabs
Yousician - Learn to play music at home, at your own pace
Finale - Finale, the world standard for music notation software, lets you compose, arrange, notate, and print engraver-quality sheet music.
Guitartapp Chord Pro - Guitartapp Chord Pro is the world’s largest and popular music and audio app that allows you to throw away your songbooks and start jamming with this app.