World Federation for Chess Composition: http://www.wfcc.ch/

        FIDE:  http://fide.com

                             Bulgarian Chess Federation:   http://chessbg.com

http://www.ankona.ch Create diagrams, store and solve chess problems by Ilja Ketris

       The Ural problemist - website of Andrey Selivanov:  http://selivanov.ru

   Mat Plus - website of Milan Velimirovic with famous chess composition forum: http://matplus.net

   Jan Golha's website for chess composition: http://goja.sk

Chess composition forum: http://chessproblem.net

Chess Composition Microweb by Juraj Lorinc: http://www.jurajlorinc.com/chess/chess.htm

   Website of the British Chess Problem Society: http://www.theproblemist.org

  Website of StrateGems, the official publication of The Good Companions: http://strategems.net

    Website of the Latvian women chess composer Julia Vysotska: http://juliasfairies.com

   Vaclav Kotesovec's website mainly for fairy chess composition: http://web.iol.cz/vaclav.kotesovec

  Internet magazine for chess composition: http://chessstar.com

  Chess composition blog of Eric Huber и Vlaicu Crisan with daily updated information about the chess composers birthdays: http://chesscomposers.blogspot.com

 Chess composition blog of Emmanuel Manolas:

http://chess-problems-gr.blogspot.com

Online magazine for chess and chess composition "e4 e5": 

http://www.chessplayer.ro/

Turkish website for the chess world: http://www.satranc.net/