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

tonviewer
5.0

This version was deleted from PyPI around 2025-09-05. Installing fails with:
$ pip3 install tonviewer==5.0 ERROR: Could not find a version that satisfies the requirement tonviewer==5.0
View other deleted versions of tonviewer

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/2025-09-04/ \ tonviewer==5.0
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
Tonviewer-5.0-py3-none-any.whl (5.5KB)
tonviewer-5.0.tar.gz (4.9KB)