Rybka software

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The Rybka 3 Opening book by Jeroen Noomen for Rybka 3 Aquarium
interface.

Prepared by a leading opening expert The Rybka Aquarium book was prepared by Jeroen Noomen, a Rybka team member who is responsible for Rybka’s opening book in its official competitions, including the World Computer Chess Championship which has been won by Rybka for two years running. Jeroen is a leading expert on opening theory, and his imaginative opening innovations have secured Rybka many critical wins. His research methods and analysis tools ensure that his opening books are of great interest to all chessplayers, from the club player to the strongest grandmasters.

High-quality up-to-date games and analysis The book focuses on the best games of the top GM’s (2600 elo or more) in the past two years, as well as the best computer games of the past two years. Additionally, the Rybka Aquarium book is strongly supported by computer checked analysis, and will give you fresh and new ideas that are not published in any openingbook yet and can give you a clear edge in opening preparation compared to chess players that do not have this opening information available.

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Article "Highlights from the Rybka Aquarium book 26 February 2009"

Rybka 3 is for sure the strongest playing program in the world (World Champion 2008) with the unique game style. The main developer of the program - international master Vasik Rajlich has inserted the algorithms of positional estimation into it which are as close to the chess-player's style of thinking as possible.

Rybka 3 UCI & Chess Openings 2009 is a standalone program which includes an advanced interface:
- Broad opportunities for playing and analyzing
- Multi-variant and infinite analysis
- Opening Encyclopedia 2009
- 3,600,000 games
- Powerful search system

Chess Opening Encyclopedia 2009 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 theoretical material is presented in a familiar form of the encyclopedic table and allows you to replay the opening lines on the chessboard.

As well as all of this you can add engine Rybka 3 UCI from this DVD to main chess programs e.g. Fritz, ChessBase 9 and etc. Rybka 3 UCI includes versions for 32 bit and 64 bit processors.

Rating according to CEGT on December, 2008 (40 moves in 20 minutes) are as follows:

1. Rybka 3 - 3203
2. Deep Fritz - 3029
3. Zappa - 3022…

This DVD additionally includes the bonus program ChessOK Aquarium Basic compatible with Rybka 3 UCI. ChessOK Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing and much more.

Language versions on DVD: English, German, Spanish, French, Italian, Russian

System requirements: IBM-compatible PC, 128 MB RAM, Hard Disk (1 GB of free disk space), VGA graphics, Windows 2000/NT/XP/Vista.

More info

Deep Rybka 3 (multi-processor version) is for sure the strongest playing program in the world (World Champion 2008) with the unique game style. The main developer of the program - international master Vasik Rajlich has inserted the algorithms of positional estimation into it which are as close to the chess-player's style of thinking as possible.

Deep Rybka 3 UCI & Chess Openings 2009 is a standalone program which includes an advanced interface:
- Broad opportunities for playing and analyzing
- Multi-variant and infinite analysis
- Opening Encyclopedia 2009
- 3,600,000 games
- Powerful search system

Chess Opening Encyclopedia 2009 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 theoretical material is presented in a familiar form of the encyclopedic table and allows you to replay the opening lines on the chessboard.

As well as all of this you can add engine Deep Rybka 3 (multi-processor version) from this DVD to main chess programs e.g. Fritz, ChessBase 9 and etc. Rybka 3 UCI includes versions for 32 bit and 64 bit processors.

Rating according to CEGT on December, 2008 (40 moves in 20 minutes) are as follows:

1. Rybka 3 - 3203
2. Deep Fritz - 3029
3. Zappa - 3022…

This DVD additionally includes the bonus program ChessOK Aquarium Basic compatible with Rybka 3 UCI. ChessOK Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing and much more.

Language versions on DVD: English, German, Spanish, French, Italian, Russian

System requirements: IBM-compatible PC, 128 MB RAM, Hard Disk (1 GB of free disk space), VGA graphics, Windows 2000/NT/XP/Vista.

More info

Rybka 3 is for sure the strongest playing program in the world (World Champion 2008) with the unique game style. The main developer of the program - international master Vasik Rajlich has inserted the algorithms of positional estimation into it which are as close to the chess-player's style of thinking as possible.

Rybka 3 UCI & Chess Openings 2009 is a standalone program which includes an advanced interface:
- Broad opportunities for playing and analyzing
- Multi-variant and infinite analysis
- Opening Encyclopedia 2009
- 3,600,000 games
- Powerful search system

Chess Opening Encyclopedia 2009 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 theoretical material is presented in a familiar form of the encyclopedic table and allows you to replay the opening lines on the chessboard.

As well as all of this you can add engine Rybka 3 UCI from this DVD to main chess programs e.g. Fritz, ChessBase 9 and etc. Rybka 3 UCI includes versions for 32 bit and 64 bit processors.

Rating according to CEGT on December, 2008 (40 moves in 20 minutes) are as follows:

1. Rybka 3 - 3203
2. Deep Fritz - 3029
3. Zappa - 3022…

This DVD additionally includes the bonus program ChessOK Aquarium Basic compatible with Rybka 3 UCI. ChessOK Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing and much more.

Language versions on DVD: English, German, Spanish, French, Italian, Russian

System requirements: IBM-compatible PC, 128 MB RAM, Hard Disk (1 GB of free disk space), VGA graphics, Windows 2000/NT/XP/Vista.

Deep Rybka 3 (multi-processor version) is for sure the strongest playing program in the world (World Champion 2008) with the unique game style. The main developer of the program - international master Vasik Rajlich has inserted the algorithms of positional estimation into it which are as close to the chess-player's style of thinking as possible.

Deep Rybka 3 UCI & Chess Openings 2009 is a standalone program which includes an advanced interface:
- Broad opportunities for playing and analyzing
- Multi-variant and infinite analysis
- Opening Encyclopedia 2009
- 3,600,000 games
- Powerful search system

Chess Opening Encyclopedia 2009 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 theoretical material is presented in a familiar form of the encyclopedic table and allows you to replay the opening lines on the chessboard.

As well as all of this you can add engine Deep Rybka 3 (multi-processor version) from this DVD to main chess programs e.g. Fritz, ChessBase 9 and etc. Rybka 3 UCI includes versions for 32 bit and 64 bit processors.

Rating according to CEGT on December, 2008 (40 moves in 20 minutes) are as follows:

1. Rybka 3 - 3203
2. Deep Fritz - 3029
3. Zappa - 3022…

This DVD additionally includes the bonus program ChessOK Aquarium Basic compatible with Rybka 3 UCI. ChessOK Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing and much more.

Language versions on DVD: English, German, Spanish, French, Italian, Russian

System requirements: IBM-compatible PC, 128 MB RAM, Hard Disk (1 GB of free disk space), VGA graphics, Windows 2000/NT/XP/Vista.

More info

ChessOK Aquarium is revolutionary analysis and database tool, combined with the strong chess playing engine, Rybka 2.3.2a (World Champion 2007). ChessOK Aquarium supports both UCI & WinBoard protocols, which are used by most modern chess engines (including World Champion 2008 Rybka 3). Interactive Deep Analysis mode (IDeA) is a new, unique and powerful analysis method. IDeA examines a position and then follows the most important moves automatically to create a tree of variations. It just keeps on crawling the variations in an intelligent way, adding more analysis, and never stops until you tell it to.

ChessOK Aquarium allows you to play chess both vs computer (chess engine) and real players:

- Huge database (3 700 000 games)
- Huge trees (30 000 000 positions)
- Three handicap modes, including predefined material and elo rating lists
- Support for Chess960/Fischerandom games.
- Blindfold and semi-blindfold games.
- Free online play at the ChessOK Playing Zone.

Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

- Use Chess Informant style (symbols), apply board graphics etc.
- Insert reference games from a huge database and endgame information from tablebases.
- Annotate a move or a position just once in a tree and you will see your annotations everywhere the same position comes up.

Database compatibility: Chessbase (CBH), Chess Assistant (CDP), DSN (Aquarium), PGN, EPD.
Opening book compatibility: Chessbase (CTG), Chess Assistant (HSH)

Language versions on DVD: English, German, Spanish, Russian

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

More info

ChessOK Aquarium is revolutionary analysis and database tool, combined with the strong chess playing engine, Rybka 2.2 (one of the strongest playing program in the world). ChessOK Aquarium supports both UCI & WinBoard protocols, which are used by most modern chess engines (including World Champion 2008 Rybka 3). Interactive Deep Analysis mode (IDeA) is a new, unique and powerful analysis method. IDeA examines a position and then follows the most important moves automatically to create a tree of variations. It just keeps on crawling the variations in an intelligent way, adding more analysis, and never stops until you tell it to.

ChessOK Aquarium allows you to play chess both vs computer (chess engine) and real players:

- Three handicap modes, including predefined material and elo rating lists
- Support for Chess960/Fischerandom games.
- Blindfold and semi-blindfold games.
- Free online play at the ChessOK Playing Zone.

Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

- Use Chess Informant style (symbols), apply board graphics etc.
- Insert reference games from a huge database and endgame information from tablebases.
- Annotate a move or a position just once in a tree and you will see your annotations everywhere the same position comes up.

Database compatibility: Chessbase (CBH), Chess Assistant (CDP), DSN (Aquarium), PGN, EPD.
Opening book compatibility: Chessbase (CTG), Chess Assistant (HSH)

Language versions on DVD: English, German, Spanish, Russian

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

More info

ChessOK Aquarium is revolutionary analysis and database tool, combined with the strong chess playing engine, Rybka 2.3.2a (World Champion 2007). ChessOK Aquarium supports both UCI & WinBoard protocols, which are used by most modern chess engines (including World Champion 2008 Rybka 3). Interactive Deep Analysis mode (IDeA) is a new, unique and powerful analysis method. IDeA examines a position and then follows the most important moves automatically to create a tree of variations. It just keeps on crawling the variations in an intelligent way, adding more analysis, and never stops until you tell it to.

ChessOK Aquarium allows you to play chess both vs computer (chess engine) and real players:

- Huge database (3 700 000 games)
- Huge trees (30 000 000 positions)
- Three handicap modes, including predefined material and elo rating lists
- Support for Chess960/Fischerandom games.
- Blindfold and semi-blindfold games.
- Free online play at the ChessOK Playing Zone.

Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

- Use Chess Informant style (symbols), apply board graphics etc.
- Insert reference games from a huge database and endgame information from tablebases.
- Annotate a move or a position just once in a tree and you will see your annotations everywhere the same position comes up.

Database compatibility: Chessbase (CBH), Chess Assistant (CDP), DSN (Aquarium), PGN, EPD.
Opening book compatibility: Chessbase (CTG), Chess Assistant (HSH)

Language versions on DVD: English, German, Spanish, Russian

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

More info

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.

More info

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!

"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.

More info

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.

Articles by Dadi Jonsson about Rybka 3 Aquarium
More info

Language versions: English and German versions are available.

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.

Articles by Dadi Jonsson about Rybka 3 Aquarium
More info

Language versions: English and German versions are available.

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.

Articles by Dadi Jonsson about Rybka 3 Aquarium
More info
Language versions: English and German versions are available.

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, DVD-ROM.

Articles by Dadi Jonsson about Rybka 3 Aquarium
More info
Language versions: English and German versions are available.

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.