Bismuth is currently GPU mine-able.
Official EggPool FAQ and resources: Mining Bismuth on EggPool.
kbkminer - GPU CUDA Miner for Bismuth
Mining pool information: Coinsaurus
More Info at the website: Bis-Pool
Support at the Bismuth Discord Server channel #bis-pool
See official discord for all the current pools
This content is published under the MIT licence.
In a Nutshell: You can do anything you want with it, as long as you credit the source (This repo, EggPool, Bismuth Foundation)