Quantiacs - Earn money by creating trading algorithms in your spare time
Cryptab - Track the top 100 Cryptocurrencies in every new tab
State.of.dev - Visualizing the current state of development
CoinShilling - Crypto activity on Reddit, Twitter, Telegram and Steemit
Algorithmia - Algorithmia makes applications smarter, by building a community around algorithm development, where state of the art algorithms are always live and accessible to anyone.
Blockchain Demo - Visual demonstration of blockchain technology