Finale - Finale, the world standard for music notation software, lets you compose, arrange, notate, and print engraver-quality sheet music.
GitHub Reader - A quick way to browse GitHub issues and pull requests.
Mythos - Mythos is an Action and MMORPG video game published by Hanbit Soft and developed by Flagship Studios.
Shrink for Github - A macOS app for your Github issues
Huboard - HuBoard is built from the ground up using the GitHub public API.
Codetree - You can manage your entire development process through GitHub.