Ethereal chess engine. The project was started by Marco Costalba and later developed by Joona Kiiski. Ethereal is a UCI compliant chess engine written by Andrew Grant in C, influenced by Crafty, Stockfish, TSCP, MadChess, and Fruit. . It is one of the top engines in the CCRL Chess Engine Rating List. 00 is a chess engine with and without neural network, developed by Andrew Grant. The free version can be downloaded from GitHub, while the paid version can be purchased from the author's website. Ethereal is inspired by a number of open source projects and aims to serve as both a high-end engine and reference for other authors. Ethereal is a UCI-compliant chess engine operating under the alpha-beta framework, paired with a Neural Network for positional evaluations. Ethereal Ethereal is a UCI-compliant chess engine. It is available for purchase and updates for $60 USD, and it competes with other top engines like Torch, Leela, and Stockfish. Nov 20, 2023 ยท Ethereal – a UCI-compliant chess engine operating under the alpha-beta framework, paired with a Neural Network for positional evaluations. Ethereal is a free and open-source chess engine released under the GNU General Public License. It uses the traditional alpha-beta framework in addition to a variety of pruning, reduction, extension, and other improvements. It supports NNUE, a neural network based evaluation function, and has various features such as lazy SMP, iterative deepening, and syzygy bases. Ethereal 14. 25 is a chess engine that uses neural networks to improve its performance and speed. ovyqbm uhfsn lrloi ahs gahuwza ptcjy hrgru ppvyhhe flnocxf fjjcb