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

wall-ctf
1.0.6

This version was deleted from PyPI around 2026-04-11. Installing fails with:
$ pip3 install wall-ctf==1.0.6 ERROR: Could not find a version that satisfies the requirement wall-ctf==1.0.6
View other deleted versions of wall-ctf

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/2026-04-10/ \ wall-ctf==1.0.6
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:
wall_ctf-1.0.6-py3-none-any.whl (26.1KB)
wall_ctf-1.0.6.tar.gz (171.4KB)