Some files are accessible only by privileged users. To get access to such content, you have to sign up for a „group membership“ by following the link on the top navigation bar after beeing logged in with your own user account. Now you're able to search a group using the input field or browse all groups via . If you found what you were looking for, click the button to apply for membership. After submitting your request, a „Modul Administrator“ will answer as soon as possible via email. Already joined groups are listed under .
List of available communities/groups.