A small userscript to auto join a Stud.IP course which has a time restriced join to avoid frustration.
Just install Tampermonkey and install the script by a click on the following link: https://github.com/Robinatus/studip-auto-join/releases/download/v1.2/auto-join.user.js
Note: Currently needs german Stud.IP to work.
Just open an issue and describe your request as accurately as possible. If you like to script it on your own, feel free to fork this repository and open a Pull Request.