"Nabokov Problemista"
64 études - collection of 64 end-game studies by Hermann Mattison (1894-1932). In French.
Ajedrez
Aktuelles FIDE-Rating für die Problemschachlöser
Anthology of Chess Problems
ALYBADIX - (Commericial, PC) ALYBADIX solves all types of chess problems up to 100 moves, depending on the type of problem. The software consists of 10 mate and corresponding 10 stalemate programs, plus additional fairy chess and print utilities:
Apprenti Sorcier - canadian magazine
Archives des problémistes - from Alain J. Godbout
ARPA Bollettino - Italy
Associazione Italiana Scacchi Eterodossi
Background on Retrograde Analysis
Best Problems - from Antonio Garofalo
Bibliotheca Van der Linde-Niemeijeriana
Bibliothekskatalog - of the British Chess Problem Society
Chess Cafe Endgame Studies
Chess Informant
Chess Page [Stratakis, Manolis] - lots of unusual chess problems, as well as spectacular games.
Chess Problem Archives - France
Chess Problem Software - Alybadix and more
Chess Problem Software - (Article/link list) Discusses every program on this page, and more (mainly in Italian)
Chess Problem, Puzzle and Quiz Books
Chess Problems
Chess Problems Ring
Chess Problems Unlimited
Chess Puzzles
Chess Variants Page - from Hans Bodlaender
ChessBase GmbH
CHEST - (Freeware, Unix/Windows , source code) CHEST solves non-trivial orthodox mate problems, selfmates, helpmates, and stalemates. Fairy chess is not supported.
Classic Chess Problems
Cyclone - problem chess book from Peter Gvozdjak
Eight Queens Problem
Endgame of the Day
Endings Library
Exeter Chess Club
Fun Chess Positions - from John Coffey
Gambit-Soft Problemschach
GUSTAV - (Commercial, PC) Gustav only solves orthodox mates and solves these up to 32 moves. As an output you get the key move.
harmonie - from Frank Richter
HCC Fools Problem
HOME-SHOPPING
Hydrola Problems Competition - Israel
Knight's Tour
L'Italia Scacchistica - magazine
Let's Talk Chess
Mat Plus - magazine
Mat Plus - The Best of Chess Problems
MateMaster - [Shareware] Mate solver for Win95/Win98/WinNT
Mater - (Freeware, DOS, source code) Solves orthodox direct mates, emphasizes clear code at expense of speed.
Math Puzzles
Natch - (freeware, 386+, DOS/Linux) Solves retrograde problems - e.g., "how did this game go?"
Northwest Neigbor Newspaper
NOST - kNights Of the Square Table
Ömer's Chess Page
Permanent Commission of the F.I.D.E. for Chess Compositions
Philippe Schnoebelens Retro Corner
Planet Chess: Combination Station
Politika Compositions-Turnier 1998 - Yugoslavia
Popeye - (Freeware, Unix/DOS, source available) You enter a (fairy-) chess-position and a stipulation, Popeye tries to solve this (fairy-) chess position.
Problem Chess ALYBADIX 97 - software
PROBLEM: Forslund's chess problem of the month
Problematic - (Freeware, PC) Problematic combines a high-speed, comprehensive problem analyzer. with a chess problem data base manager, a position editor, and a position printer.
Problemblaad - magazine
Problemesis - magazine devoted to chess problems from Christion Poisson
Problemiste - (Freeware, PC) Problemiste is a freeware program entirely dedicated to the chess problem: Solves orthodox chess problems: direct mates, helpmates, selfmates from 2 up to 6 moves, Writes and prints the solutions with many options, Prints diagrams using your Truetype fonts, Manages archives which can contain thousands of problems.
Problems by GMs
Quartz - magazine from Vlaicu Crisan
Queens on a Chessboard - from T.J. Rolfe
Qmate - (Free, Win32, source code) Qmate solves direct mate problems.
Retractor - (Freeware, Win95/NT) Retractor is a program for Retrograde Analysis chess problems. It allows one to set up a position and play backwards from it.
Retro Corner
Retro Problems
Retrograde Analysis Corner
Solving Contest - for Mathematical Chess Problems 1993
Suomen Tehtäväniekat - Finland
TeleSchach.de / Schach - Dictionary
The Chess Problem Server - database
The Chess Puzzle
The GorFo Chess Problems
The Missing King - from Mahesh Srinivas
The Queens on a Chessboard problem
The Retrograde Analysis Corner
The Unknown Programmers Chess Puzzles
Thompson-Datenbank für fünfsteinige Endspiele
Tim Krabbé's Chess Curiosities
U.S. Problem Bulletin
Vincent's Chess Problems Page
VKSACH - (freeware) program for composing and solving fairy chess problems by Vaclav Kotesovec. In Czech.
WCCC 1997 - in Pula