Bminer is actively developing. Yesterday the miner was updated to version 12.0.1, and today the developers have released version 12.1.0.
In version 12.0.1, the performance for the BEAM algorithm has been increased by 100% and support has been added for the new GRIN algorithm (in experimental mode).
Version 12.1.0 increases Aeternity mining performance by 50%, and GRIN by 10%. Also added support for 8GB video cards on Windows 10 and SSL connections for Grin.
Bminer is a miner with closed source code and developer commission from 0.65% (ethereum) to 2% (bytom, zcash).