Silicon Valley Dictionary - Urban dictionary meets Silicon Valley
Vibby - Create + share highlights from any video in seconds
Reverse Dictionary - Describe a concept and get back a list of words
woosah - Create, customize & share YouTube videos, GIFs or music
Dictionary Anywhere - Dictionary Anywhere is an open-source and easy-to-use browser extension for Mozilla Firefox and Google Chrome that allows you to check definitions easily while browsing the web.
LeetApp.co - Share and discover the best gameplay highlights