Writefull Thesaurus - A Google Docs add-on that uses AI to give you synonyms
Lexica - An open source word-search game.
Silicon Valley Dictionary - Urban dictionary meets Silicon Valley
Wordbase - Wordbase - the fun, addictive and challenging game of words and letters for iPhone!
Reverse Dictionary - Describe a concept and get back a list of words
Ruzzle - Ruzzle is a fun and fast-paced word game where you can challenge your friends or allow an opponent...