CGMiner - ASIC and FPGA miner in c for bitcoin. Contribute to ckolivas/cgminer development by creating an account on GitHub.
Bitbounce - Charge unsolicited email senders a cryptocurrency fee
NiceHash - Bitcoin Cloud Mining
Octopus Tasks - Earn by doing micro-tasks for companies and friends.
MinerGate - Start mining effectively with your computer or smartphone. Squeeze the most profit automining coins with the highest rates.
UserTesters.io - Earn money for testing websites, right from your couch.