PartyWith - Connecting people who love to party - anytime, anywhere.
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
The Simple Postcard - Text a photo to mail it as a postcard
LanguageBeast.com - Study English synonyms and antonyms to enrich your vocabulary
LinkedIn Events - A new way of connecting people from LinkedIn
Babble - A more personalized social network