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

fspacker
0.9.16

This version was deleted from PyPI around 2026-08-12. Installing fails with:
$ pip3 install fspacker==0.9.16 ERROR: Could not find a version that satisfies the requirement fspacker==0.9.16
View other deleted versions of fspacker

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/2026-08-11/ \ fspacker==0.9.16
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Or, download files manually

And install manually via pip:
fspacker-0.9.16-py3-none-any.whl (8.2MB)
fspacker-0.9.16.tar.gz (8.7MB)