Frittle

Frittle is a remarkable chess engine that's free and readily accessible as an open-source software. Its features are tailored to suit amateur chess players who want to enjoy a rich and immersive gaming experience.

One of the things that make Frittle really remarkable is its open-source nature, which means that its source code is readily available for anyone to use as they please. This way, developers can modify the software and improve its functionalities to make it even better. Frittle is constantly being updated, making it better with each new version.

Another notable feature of Frittle is its compatibility with WinBoard/XBoard chess protocol, which is the protocol used by most chess engines. This compatibility makes it easy for chess enthusiasts to seamlessly integrate the software with their preferred device, ensuring optimal performance and gaming experiences.

In conclusion, Frittle is an excellent free and open-source chess engine designed with amateur players in mind. Its easy-to-use interface, compatibility with popular protocols, and customizable features make it an outstanding software worth trying out.