Tiki Suite's initial goal is small organizations.
However, scalability and SaaS is kept in mind.
This is not a big concern as most Components already scale to huge volumes
- tiki.org has 20k+ account and has an open Performance challenge
- " 50,000 concurrent users in version 3.2"
- Kolab: https://docs.kolab.org/deployment-guide/index.html
- Syncthing is lightweight