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

sourcedefender
16.0.52

This version was deleted from PyPI around 2026-02-22. Installing fails with:
$ pip3 install sourcedefender==16.0.52 ERROR: Could not find a version that satisfies the requirement sourcedefender==16.0.52
View other deleted versions of sourcedefender

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/2026-02-21/ \ sourcedefender==16.0.52
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Or, download files manually

And install manually via pip:
sourcedefender-16.0.52.tar.gz (22.3MB)