You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.

nchess
1.0.8

This version was deleted from PyPI around 2025-02-05. Installing fails with:
$ pip3 install nchess==1.0.8 ERROR: Could not find a version that satisfies the requirement nchess==1.0.8
View other deleted versions of nchess

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2025-02-04/ \ nchess==1.0.8
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Or, download files manually

And install manually via pip:
NChess-1.0.8-cp311-cp311-win_amd64.whl (111.8KB)
nchess-1.0.8.tar.gz (105.6KB)