Studies & Puzzles

Composed Problems

British Chess Problem Society
chessproblems.com
Bruno's Chess Problem of the Day
gameknot.com

Endgame Studies

ARVES Chess Endgamestudy Association
Endgame studies - John & Sue Beasley
Iuri Akobia's Chess Endgame Studies
Endgame study database HHdbV

Positions from OTB Games

wtharvey.com