Is this allowed? Some guy made a bot based on Stockfish code and

Play Chess Online Against the Computer

Stockfish 15.1 Chess Engine - Apps on Google Play

ChessBot Blog - How to use bot at Lichess.org

Dragon by Komodo Chess - World Champion Chess Engine

How come the offline Stockfish is way better than the online

Why stockfish?? : r/chessbeginners

Stockfish (3600) With ONLY a Queen vs Martin Bot (250)

Stockfish 15 Takes On the Nelson Bot!

8 Chess Apps and Websites (2021): Chess.com, Lichess, SocialChess, Shredder Chess

There is a stockfish anomaly going on both lichess and chesscom. I asked many people but nobody really can understand it. Do you guys have any idea? Stockfish cant find Nh3 stalemate