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A site that works like Coinmarketcap but for decentralized apps which are one of the next big innovations in the cryptocurrency space. The site generates ad revenue from dApp developers who pay directly in Ethereum. So far, it made 6 ETH (about $2.5k) in profit.
A really fast thesaurus... with lots of synonyms.
GeoQuiz Bot (geoquizbot.com or facebook.com/GeoQuizBot) is a travel trivia game played on Facebook Messenger Platform. The bot sends photo of a place, user has to "Send Location" to guess where it is, and get points.