For anything regarding other Qcodo community projects, including QForge, the Qcodo Manual Project, Zcodo/Qcubed, etc.
I think Qcodo Hosting is not converting many people to Qcodo.
Although it is a nice idea..
What is much better is this:
So everyone has his own local webserver, newest version and everything.
This might take 3 hours but saves everyone working with Qcodo 3 hours multiplying the output for everyone.
The answer to the question on the current state of compability might be of importance regarding 5.3 might be of importance before choosing the PHP version.