Rybka 3: The World's Strongest Chess Engine

Rybka 3 UCI is the world champion of chess engines with a rating 3150 points ELO. The main developer of the program - international master Vasik Rajlich ( Hungary ) has inserted the algorithms of positional estimation into it which are as close to the chess-player's style of thinking as possible.

Here are some of the main features of Rybka 3 UCI:

* Takes full advantage of all Rybka features
* Leads all independent computer chess rating lists
* Rybka 3 UCI includes versions for 32 Bit and 64 Bit processors
* Opening book for Fritz interface - RybkaII.ctg

Rybka 3 UCI is not a standalone program and works only in other popular interfaces e.g. Fritz, ChessBase 9, Shredder, Junior, Hiarcs, Chess Assistant.
You can find a database with 460 000 games (2005 - 2007 years) in PGN format (for ChessBase, Fritz) and a demo version of Rybka 3 Aquarium on this disk.

Besides, Rybka 3 UCI include free ChessOK playing zone with Rybka 3 program. Now it can help you not only play chess in Internet for free, but also analyze games played by you or grandmasters’ games broadcasted at ChessOK playing zone!

"Why is Rybka so much stronger than all the others?"

"My personal opinion is that Rybka's evaluation is better than that of her main competitors (and very different), while her search is of comparable quality (and somewhat different)."
© Vasik Rajlich - Rybka Developer.

System requirements: IBM-compatible PC, 256 MB RAM, Windows 2000/XP/Vista, CD-ROM.

Rybka 3: The World's Strongest Chess Engine

* Current Computer Chess World Champion, estimated rating: 3150
* Leads all independent computer chess rating lists

Utilize the full power of Rybka 3 with Aquarium: Designed for Rybka

* A graphical user interface (GUI) designed for Rybka
* Takes full advantage of all Rybka features
* Unprecedented analysis features: Infinite analysis, blunder check, game
analysis, interactive deep analysis (IDeA)
* Handicap play (Elo-level 900-3100; material handicaps)
* Fischerandom/Chess960 support
* State of the art chess trees (fast, powerful, compact)
* Engine matches and tournaments
* Rybka 3 UCI includes versions for 32 Bit and 64 Bit processors
* A database with 3 300 000 games
* On-line access to Nalimov endgame tablebases (3-6 pieces)
* Chess Internet Resource Server: Weekly updates, exchange data
* Free broadcast and Playing zone

Rybka Aquarium Opening book is based on five sources:
* Grandmaster evaluations (over 100,000 positions);
* Evaluations from the CAP Data (over 45 million positions);
* Evaluations from the Rybka CAP Data (20 million positions);
* Statistics from the DirectTree (opening positions from more than 3.5 million games);
* Powerful tools for user corrections and add-ons.

Package include Rybka 3 UCI engine and Rybka II.ctg opening book for connection to Fritz, ChessBase, etc.

System requirements: IBM-compatible PC, 256 MB Ram, Hard Disk (4Gb of free disk space), CGA graphics, Windows 2000/XP/Vista, DVD-ROM.

Language versions: English and German versions are available.

Rybka 3: The World's Strongest Chess Engine

Deep Rybka 3 UCI is the world champion of chess engines with a rating 3150 points ELO. The main developer of the program - international master Vasik Rajlich ( Hungary ) has inserted the algorithms of positional estimation into it which are as close to the chess-player's style of thinking as possible.

Here are some of the main features of Deep Rybka 3 UCI (Multiprocessor):

* Takes full advantage of all Rybka features
* Leads all independent computer chess rating lists
* Rybka 3 UCI includes versions for 32 Bit and 64 Bit processors
* Multiprocessor mode
* Opening book for Fritz interface - RybkaII.ctg

Deep Rybka 3 UCI is not a standalone program and works only in other popular interfaces e.g. Fritz, ChessBase 9, Shredder, Junior, Hiarcs, Chess Assistant.
You can find a database with 510 000 games (2005 - 2008 years) in PGN format (for ChessBase, Fritz) and a demo version of Rybka 3 Aquarium on this disk.

Besides, Deep Rybka 3 UCI include free ChessOK playing zone with Deep Rybka 3 program. Now it can help you not only play chess in Internet for free, but also analyze games played by you or grandmasters’ games broadcasted at ChessOK playing zone!

"My personal opinion is that Rybka's evaluation is better than that of her main competitors (and very different), while her search is of comparable quality (and somewhat different)."
© Vasik Rajlich - Rybka Developer

System requirements: IBM-compatible PC, 256 MB RAM, Windows 2000/XP/Vista, CD-ROM.

Deep Rybka 3: The World's Strongest Chess Engine

* Current Computer Chess World Champion, estimated rating: 3150
* Leads all independent computer chess rating lists

Utilize the full power of Deep Rybka 3 with Aquarium: Designed for DeepRybka

* A graphical user interface (GUI) designed for Deep Rybka
* Takes full advantage of all Deep Rybka features
* Multiprocessor mode
* Unprecedented analysis features: Infinite analysis, blunder check, game
analysis, interactive deep analysis (IDeA)
* Handicap play (Elo-level 900-3100; material handicaps)
* Fischerandom/Chess960 support
* State of the art chess trees (fast, powerful, compact)
* Engine matches and tournaments
* Deep Rybka 3 UCI includes versions for 32 Bit and 64 Bit processors
* A database with 4 000 000 games
* On-line access to Nalimov endgame tablebases (3-6 pieces)
* Chess Internet Resource Server: Weekly updates, exchange data
* Free broadcast and Playing zone

Rybka Aquarium Opening book is based on five sources:
* Grandmaster evaluations (over 100,000 positions);
* Evaluations from the CAP Data (over 45 million positions);
* Evaluations from the Rybka CAP Data (20 million positions);
* Statistics from the DirectTree (opening positions from more than 3.5 million games);
* Powerful tools for user corrections and add-ons.

Package include Deep Rybka 3 UCI engine and Rybka II.ctg opening book for connection to Fritz, ChessBase, etc.

System requirements: IBM-compatible PC, 256 MB Ram, Hard Disk (4Gb of free disk space), CGA graphics, Windows 2000/XP/Vista.

A unique program that allows to master standard methods of playing these popular openings. Chess material is provided by the prominent coach and grandmaster Alexander Kalinin. Studying the program will help you better understand and implement methods of play.

This program includes:

• Theoretical material on the given opening game database of 50,000 masters’ games with 10,000 more games to be later available for download
• Instructive material that focuses on the typical playing methods in various lines of this popular opening: as many as 157 examples included
• More than 600 commented grandmasters' games
• More than 50 tasks for you to solve
• All the opening positions thoroughly calculated by the Shredder 7.04 playing program
• The program Chess Assistant Light capable of analyzing while playing against the built-in Crafty engine as well as editing variations, searching for games in the database
• Languages: English, German, French, Spanish and Italian
• DVD-like box

Chess Assistant 10 with Rybka 3 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.

Starter package includes the best playing program - Rybka 3 (ELO rating 3150), Chess Opening Encyclopedia 2008, powerful search system, unique Tree mode, the database of 3 300 000 games that can be automatically updated through the Internet each week with 3000 new games (for free till the end of 2010) etc.

Rybka 3: The World's Strongest Chess Program
* Current Computer Chess World Champion
* Leads all independent computer chess rating lists
* By far the most successful chess program in recent years

The Chess Opening Encyclopedia 2008 mode includes rich theoretical material on all the openings, more than 8 000 annotations from GM Kalinin and 500 000 expert evaluations to key opening positions. The detailed key system for any opening has an opportunity to edit.

The Test Opening mode will allow testing your knowledge and skills in openings.
Chess Assistant includes a user-friendly interface for playing at Internet Chess Club and playing zone ChessOK with free broadcasts.
Chess Assistant 10 include Rybka 3 engine for connect to Fritz, ChessBase, etc.

Main Opening Book and Rybka II.ctg opening book are includes.

MAINBOOK is based on four sources:
* Grandmaster evaluations (over 500,000 positions);
* Evaluations from the CAP Data (over 36 million positions);
* Statistics from the DirectTree (opening positions from more than 3 million games);
* User corrections and add-ons.

Besides there are following useful chess data:

* Encyclopedia of players: 950 photos of the famous chess players in JPEG format, the list of the tournaments where the player participated, change of the ELO rating in the course of years.
* MegaCAP (for Chess Assistant users) – 36 000 000 computer evaluations..

Chess Assistant 10 includes: 1 DVD and a printed manual of 112 pages.

Sergey Rublevsky, Champion of Russia: "I have used Chess Assistant with great pleasure for more than 10 years already."

System Requirements:128 Mb RAM, Hard Disk 1 Gb, Windows 2000/NT/XP, DVD-ROM.

Chess Assistant 10 with Deep Rybka 3 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.

Professional package includes the best playing program - Deep Rybka 3 (ELO rating 3150), Chess Opening Encyclopedia 2008, powerful search system, unique Tree mode, the database of 4 000 000 games that can be automatically updated through the Internet each week with 3000 new games (for free till the end of 2010) etc.

Rybka 3: The World's Strongest Chess Program

• Current Computer Chess World Champion
• Leads all independent computer chess rating lists
• By far the most successful chess program in recent years
• The Chess Opening Encyclopedia 2008 mode includes rich theoretical material on all the openings, more than 8 000 annotations from GM Kalinin and 500 000 expert evaluations to key opening positions. The detailed key system for any opening has an opportunity to edit.

The Test Opening mode will allow testing your knowledge and skills in openings.
Chess Assistant includes a user-friendly interface for playing at Internet Chess Club and playing zone ChessOK with free broadcasts.
Chess Assistant 10 include Rybka 3 engine for connect to Fritz, ChessBase, etc.

Main Opening Book and Rybka II.ctg opening book are includes.

• MAINBOOK is based on four sources:
• Grandmaster evaluations (over 500,000 positions);
• Evaluations from the CAP Data (over 36 million positions);
• Statistics from the DirectTree (opening positions from more than 3 million games);
• User corrections and add-ons.

Besides there are following useful chess data:

• Encyclopedia of players: 950 photos of the famous chess players in JPEG format, the list of the tournaments where the player participated, change of the ELO rating in the course of years.
• MegaCAP (for Chess Assistant users) – 36 000 000 computer evaluations.
• Chess Assistant 10 includes: 1 DVD and a printed manual of 112 pages.

Sergey Rublevsky, Champion of Russia: "I have used Chess Assistant with great pleasure for more than 10 years already."

Language versions: English, Spanish, German, French and Italian versions are available.

System Requirements:128 Mb RAM, Hard Disk 1 Gb, Windows 2000/NT/XP/Vista, DVD-ROM..

Chess Assistant 10 with Deep Rybka 3 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.

Mega package includes the best playing program - Deep Rybka 3 (ELO rating 3150), Chess Opening Encyclopedia 2008, powerful search system, unique Tree mode, the database of 4 000 000 games that can be automatically updated through the Internet each week with 3000 new games (for free till the end of 2010) etc.

Rybka 3: The World's Strongest Chess Program
* Current Computer Chess World Champion
* Leads all independent computer chess rating lists
* By far the most successful chess program in recent years

The Chess Opening Encyclopedia 2008 mode includes rich theoretical material on all the openings, more than 8 000 annotations from GM Kalinin and 500 000 expert evaluations to key opening positions. The detailed key system for any opening has an opportunity to edit.

The new Test Opening mode will allow testing your knowledge and skills in openings.
Chess Assistant includes a user-friendly interface for playing at Internet Chess Club and playing zone ChessOK with free broadcasts.
Chess Assistant 10 include Rybka 3 engine for connect to Fritz, ChessBase, etc.

Chess Assistant 10 Mega package include Gold Nalimov Tablebases on 12 DVDs, 100 Gb in total.
Gold Nalimov Tablebases allow receiving evaluations and variants for 3-4-5-6 pieces endings with 100% probability. Besides , while analyzing complex endings (7-piece or more) all playing programs, including Rybka 3, use the access to Nalimov Tablebases to receive a high-quality analysis. Gold Nalimov Tablebases can be connected to ChessBase, Fritz, Chess Assistant, and etc .

Main Opening Book and Rybka II.ctg opening book are includes.

MAINBOOK is based on four sources:
• Grandmaster evaluations (over 500,000 positions);
• Evaluations from the CAP Data (over 36 million positions);
• Statistics from the DirectTree (opening positions from more than 3 million games);
• User corrections and add-ons.

Besides there are following useful chess data:

• Encyclopedia of players: 950 photos of the famous chess players in JPEG format, the list of the tournaments where the player participated, change of the ELO rating in the course of years.
• MegaCAP (for Chess Assistant users) – 36 000 000 computer evaluations..

Chess Assistant 10 includes: 1 DVD and a printed manual of 112 pages.

Sergey Rublevsky, Champion of Russia: "I have used Chess Assistant with great pleasure for more than 10 years already."

Language versions: English, Spanish, German, French and Italian versions are available.

System Requirements: 128 Mb RAM, Hard Disk 105 Gb, Windows 2000/NT/XP/Vista, DVD-ROM.