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

sourcedefender
15.0.16

This version was deleted from PyPI around 2026-06-01. Installing fails with:
$ pip3 install sourcedefender==15.0.16 ERROR: Could not find a version that satisfies the requirement sourcedefender==15.0.16
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/2026-05-31/ \ sourcedefender==15.0.16
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Or, download files manually

And install manually via pip:
sourcedefender-15.0.16.tar.gz (9.4MB)