Crabgrass is the piece of software generating the website you are currently looking at.
Most text-fields support wiki-markup:
- Everything what’s described on greencloth works.
- Some things described redcloth may work.
You can create/upload content – wiki pages, images, PDF-files, polls, tasks, and and and … – by clicking on “create page” on the welcome page (you need to be logged in).
Such content can be edited afterwards by clicking on “edit” whereever it is.