Puzzle from Al-Adli's „Book of Chess“ (842 AD) - white to mate in 3 : r/ chess

Daily Reddit Puzzle Day 2: Black to move : r/ChessPuzzles

Chess puzzle I got from chess.com : r/chess

Extremely difficult mate in 1. White to move. : r/chess

The easiest 3000 rated puzzle. - Chess Forums

The highest rated lichess pawn endgame puzzle [2809] : r/chess

Is it me or is this puzzle just ridiculously hard? At what rating would players be able to solve this reliably? : r/chess

Udaipur Online and Offline Chess Coaching

The most difficult mate in 3 on the Lichess puzzle database : r/chess

Caturanga's Chess Lock (a puzzle) : r/DnDBehindTheScreen

We made a Chess Puzzles App. The board is simplified so that players focus on important pieces. We're trying to enable players to memorise chess patterns faster. We're not great at chess.