Coinbase - Bitcoin, safe and easy.
CGMiner - ASIC and FPGA miner in c for bitcoin. Contribute to ckolivas/cgminer development by creating an account on GitHub.
Binance - Cryptocurrencies exchange platform
NiceHash - Bitcoin Cloud Mining
Poloniex - US-based cryptocurrency exchange with maximum security
MinerGate - Start mining effectively with your computer or smartphone. Squeeze the most profit automining coins with the highest rates.