Website current address is https://www.codeabbey.com - and "plain http" version should also work if needed.
This page shall provide information (hopefully useful) in case there are some critical issues with the site.
(healthcheck live data probably may be added here later)
CodeAbbey is a web-site with programming
problems and exercises for beginners.
Some of them use additional demo and test
materials which are represented by
these github projects.