Sign in · est. 2026
Welcome back
to Muster.
Since 1964, records went missing in paperwork. Accounts got stamped NOT VERIFIED and re-keyed by hand. We do it properly now.
Multi-tenant
GDPR-aligned
7-day retention
Generic sign-in
Access your workspace
We'll route you to the right org after you sign in.
Going to a specific workspace?
Use muster.worksiapps.com/<your-slug>
Use muster.worksiapps.com/<your-slug>