GoodBooks.io - Largest curated collection of 8,500+ book recommendations.
Commits.io - Create a poster for your office using your code
BookAuthority - BookAuthority collects the most recommended books on business, technology and science - as featured on CNN, Inc and Forbes
The Memory Wave - Create posters of the most significant sounds from your life
Goodreads - See what your friends are reading.
No Paint - A game to create your very own art masterpiece