CGMiner - ASIC and FPGA miner in c for bitcoin. Contribute to ckolivas/cgminer development by creating an account on GitHub.
Coinbase - Bitcoin, safe and easy.
NiceHash - Bitcoin Cloud Mining
Circle Pay - Send money like a text. No fees. No borders. No one else is doing this.
Coinhive - Coinhive offers a JavaScript miner for the Monero Blockchain that you can embed in your website.
CoinGate - CoinGate is a payment gateway for Bitcoin, XRP, Litecoin, Ethereum and 50 other cryptocurrencies.