Toga II – chess engine

Last Updated on July 13, 2021

Toga II is a derivative of the Fruit chess engine. It enhances on Fruit by offering greater chess knowledge and a better search algorithm.

It is an UCI-only chess engine, and is reliant on a chess interface such as xboard or knights to provide an attractive frontend.

Toga II is more advanced that Fruit, with a stronger and more aggressive playing style.

It has a chess strength of over 2800 ELO, making it a very strong chess engine.

Toga uses the Scorpio endgame bitbases up to 5 pieces.

Features include:

  • Aggressive playing style.
  • Classical Negascout (PVS) algorithm with Iterative deepening to traverse the game tree.
  • Uses the null-move heuristic – a technique used to enhance the speed of the alpha-beta pruning algorithm.
  • Proficient history pruning, futility pruning
  • Lazy evaluation.
  • MultiPV mode.

Website: en.wikipedia.org
Support:
Developer: Carson Day, Sergei Kozyrenko, John Nahlen
License: GNU GPL v3

Return to Chess Home Page | Return to Games Home Page


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