HIARCS (High International Artificial Reasoning Chess System) is a renowned chess engine developed by Mark Uniacke. The latest version, HIARCS 15q, is a highly advanced chess engine that has been trained on a vast database of games to provide players with a comprehensive openings book.
(Higher Intelligence Arithmetic Chess Software) is a commercially successful chess engine developed by Mark Uniacke. It is renowned for its "human-like" playing style and aggressive, enterprising tactics. Chess Hiarcs 15q Openings Book Includes Ctg And...
[Raw Grandmaster & Correspondence Games] + [Elite Computer Engine Play] │ ▼ [HIARCS Engine Optimization] │ ▼ [HIARCS 15q Book (32 Million+ Positions)] ├── .CTG Format (ChessBase Native) ├── .HCS Format (HIARCS Engine Native) └── .HBG Format (iOS/iPad Ecosystem) It is renowned for its "human-like" playing style
Whether you are a club player aiming for a title or an engine tournament director, the HIARCS 15q book offers flexible utilities. HIARCS is the program generally used by five-time
One of the primary strengths of the 15q release is its broad compatibility across different platforms:
This reputation is cemented by its use among the world's elite. HIARCS is the program generally used by five-time World Chess Champion and was even used by Garry Kasparov in his preparation for his famous match against Deep Blue. The program's opening books have been supplied to top GMs for world championship preparation, establishing them as an essential resource for serious chess. The Hiarcs 15 series, of which the 15q is a part, continues this legacy, boasting a massive 250 Elo increase over the previous generation, making it the strongest and most powerful engine in the family's history.
The "15q" book is part of a series of quarterly updates. In the HIARCS naming convention, the "15" indicates the 15th series of the engine era (launched in 2022), and the suffix—like "q"—signifies the release order. The was officially published in September 2024 . Each new release doesn't just add a few new moves; it is a massive, meticulously curated expansion of high-quality theory. The "15q" edition is built on a foundation of over 1.8 million top-quality games, a database of nearly 1.9 million games, resulting in a staggering collection of 32,081,267 positions and moves . These millions of positions are organized into detailed variations, with the 15q offering over 1.8 million distinct lines of play.