This is the main entry page that provides access to the different services the RQCD server is offering. Clicking on one of the links above will direct you to the web pages of the service.
If you need help using the wiki, see this wiki page. If you need an account for the wiki, register on the page. The administrators will then be notified and give you full access to the wiki.
You can use git for version control and collaborating with others both on source codes for your programs and on text, e.g. for latex documents. If you want to learn how to use git and the gitlab server, see the gitlab help page on the wiki (Also read it if you want to get an account).