Postly - Turn your photos into REAL beautiful postcards. Available on iPhone, iPad and Android. Make friends and family smile with a postcard!
Golden - Mapping all human knowledge
Sutle - Save and organize resources into a directed learning path.
Self-Defined - A modern dictionary about us.
Soup.io - Soup is a tumblelog, a super-easy blog that can do more than just text: post links, quotes, videos...
Gigasheet - The cloud spreadsheet built for big data.