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

hckmtrx-tools
0.0.5

This version was deleted from PyPI around 2023-11-07. Installing fails with:
$ pip3 install hckmtrx-tools==0.0.5 ERROR: Could not find a version that satisfies the requirement hckmtrx-tools==0.0.5
View other deleted versions of hckmtrx-tools

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/2023-11-06/ \ hckmtrx-tools==0.0.5
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Or, download files manually

And install manually via pip:
hckmtrx_tools-0.0.5.tar.gz (2.0KB)