The best tool to mine BLAKE2b with a GPU, built by the PyBLØCK Crew.
tar -xzf pyblockMiner-0.2.41-*.tar.gz
cd pyblockMiner-0.2.41*
./pyblockMiner --address YOUR_BTC_ADDRESS
Unzip the .zip, then run:
pyblockMiner.exe --address YOUR_BTC_ADDRESS
Mines Bitcoin-BLAKE2b through your DATUM gateway (WAVICLES or CHIRP). See the full flags and GPU setup in the source README (MIT). Verify your download against SHA256SUMS. Non-custodial — rewards pay your address in the block.