For FAU:
Exam registration [meinCampus]: https://www.campus.uni-erlangen.de/
Learning platform [StudOn]: https://www.studon.fau.de/
Database of lectures, persons, etc. [UnivIS]: https://univis.fau.de/
Identity Management [IdM]: https://idm.fau.de
Helpful, not obligatory:
Study plan creation [Slot]: https://slot.cs.fau.de
Gitlab: https://gitlab.cs.fau.de
Cloud storage [FauBox]: https://faubox.rrze.fau.de/
Remote access to computers [CIP]: https://wwwcip.cs.fau.de
Student organization [FSI CE]: https://ce.fsi.uni-erlangen.de/wp/en/
Library: https://ub.fau.de
Video portal: https://www.fau.tv/
For USI:
Learning platform: https://www.icorsi.ch/
Mail: https://outlook.office365.com/
Course registration: https://teaching.inf.usi.ch/teaching/
Exam registration: http://www.esami.lu.usi.ch/
Gitlab: https://www.gitlab.ci.inf.usi.ch/
Helpful, not obligatory:
Practicalities for the USI community: https://www.desk.usi.ch/en/featured/tags/master-1046
Video portal: https://usisupsi.cloud.panopto.eu/