Other than Bitcoin's code libraries and other versions of the Bitcoin code itself, the most popular Bitcoin projects include Zeronet, the Brave Browser, a Bittorrent / Github fusion
called Gittorrent, Andreas Antonopoulos» book entitled «Mastering Bitcoin», Bitpay's operating system
called Bitcore, a trading bot
called Gekko, the
Electrum wallet, an Arbitrage trading bot, and the classic CPUMiner software.