Commit Together by Github - Now add co-authors to your commits

GitHub Repository Size - Browser extension to show file and repo size in GitHub

Commit Print - Posters of your git history

GitNews App - Trending repositories from GitHub, HackerNews & Reddit

gitbird - So, I don't always remember to tweet what I do, but commit my code often, and what do users love more than your product?

Lilyspeech - Press Ctrl+D to instantly start typing with your voice anywhere on your Windows Desktop or Laptop.