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Winter 2.0 - released.

Winter is an UCI compliant open source chess engine by Jonathan Rosenthal, written in C++, released under the terms of GPL Version 3.

Source: GitHub

It is an actively developed chess engine that is more powerful with each successive version.

Within the MCERL, we have two versions of the Winter.

Source: MCERL (ongoing)

And they will soon be joined by the latest Winter 2.0.

Here is what the author wrote about the new major release:


The primary change in this major release is due to more self play data to train a better network. Holes in elementary endgames have been closed, so play in many of those positions should be noticeably better. Windows binaries will be released soon! Self play results in DFRC bullet testing: Winter v2.0 vs Winter v1.0 ELO | 100.40 +- 7.99 (95%) CONF | 40.0+0.40s Threads=1 Hash=64MB GAMES | N: 5000 W: 2344 L: 938 D: 1718


Source: GitHub

According to the author, Winter 2.0 will be significantly stronger than version 1.0.

Feel free to download Winter-2.0

Linux Intel – Compiled by Darius

Download 7Z • 1.64MB

Mac Apple Silicon & Intel – Compiled by Darius

Download 7Z • 1.48MB
Download 7Z • 1.60MB

Windows – Compiled by Darius

Download 7Z • 2.47MB



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