The current Discourse installation for testing (and creating test content, changing whatever you like …) is:
This website is meant to test the software and settings – esp. when we have Discourse live on edgeryders.eu lateron and need a place to test changes before enabling them on that live website.
All settings content on this website may be deleted anytime without prior notice. This also means you can't break anything here – if you do, it will be repaired by initializing this site with a new copy of the live website.