Guitar Pro 7 - Create, play and share your tabs
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
TuxGuitar - A Multitrack tablature editor and player.
Superdense - No text, just icons.
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.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.