Xadrez
Bases
- ChessBase
- 365Chess.com - Chess Game Database Online
- chessgames.com - Online chess database and community
- Gameknot
- 2700chess.com - Live Chess Ratings
- Chess DB
Blogues
- The Zugzwang Blog
- Ajedrez, la lucha continúa
- Universo del ajedrez
- Ajedrez con humor
- La bitácora de Leontxo
- Tabla de Flandes
- ... Ajedrez, tu pasión!!!
Computadoras
- AutoChess
- Thinking Machine 6 - Play chess against a transparent intelligence
- Foro meca-web
- OpenChess - Independent Computer Chess Discussion Forum
- Chess Programming WIKI (CPW)
Finais
GUI
Motores
- Computer Chess Rating Lists (CCRL)
- Owl Top Chess Engines
- Stockfish Chess
- asmFish
- Brainfish
- Houdini Chess Engine
- Komodo chess engine
- SugaR Free UCI Chess Engine
- Chess Engines Diary
Organizações e associações
- World Chess Federation
- Federacióon Española de Ajedrez
- Federacióon Galega de Ajedrez
- Xaquedrum
- Escola Luguesa de Xadrez
Revistas
Sítios para jogar
- Chess.com - Play Chess on the #1 Chess Site
- Chessworld.net
- Shredder Computer Chess
- lichess.org/
- Free Internet Chess Server/
- Internet Chess Club/