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

FontCollector
2.1.3

This version was deleted from PyPI around 2023-10-29. Installing fails with:
$ pip3 install FontCollector==2.1.3 ERROR: Could not find a version that satisfies the requirement FontCollector==2.1.3
View other deleted versions of FontCollector

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/2023-10-28/ \ FontCollector==2.1.3
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Or, download files manually

And install manually via pip:
FontCollector-2.1.3-py3-none-any.whl (56.3KB)
FontCollector-2.1.3.tar.gz (24.6KB)