Stockfish Chess Engine 12

Chess engines used to be one of the rarest things in the world, with it being viewed as one of the toughest programming challenges out there. The ways that the factors can get exponentially more complicated, and it was a real challenge to program all the necessary variables and weight them properly. Nowadays after a ton of CPU upgrades, however, chess engines are a dime-a-dozen. There are still some world class chess engines out there that stand above the rest, and one of them is Stockfish Chess Engine.

First thing's first - the Stockfish Chess Engine is...well, an engine. It's meant to be plugged into other chess programs and doesn't have its own GUI.

This engine has some of the best results out there, being known as one of the top chess engines in the world. It's managed to achieve an ELO rating of 3516 recently. It uses up to 512 CPU threads in multiprocessor systems and uses some advanced search techniques, giving it a reputation of having incredible search depth. This leads to it being able to effectively calculate more moves into the future than many other chess engines.

Also note that this chess engine is also open-source, which means that it will constantly be updated by the internet community that has formed around it. You can be absolutely sure that it will stay top of the line so you can have a great sparring partner. 

If you're looking for a powerful chess engine, then Stockfish Chess Engine is one of the best choices.