Authalla is an authentication service for SaaS applications and MCP servers. It handles user sign-up and login, social logins, enterprise SSO, and organizations for B2B apps.
Features:
- User login and management, with social login providers
- Organizations with members, for B2B and multi-tenant apps
- Enterprise SSO connections, plus a portal where customers' IT admins can set up SSO themselves
- OAuth authorization for MCP servers, including Client ID Metadata Document (CIMD) support
- API access control with resource servers and scopes
- Custom domains and login page theming
Authalla is developed in Finland and hosted in the EU. Plans start at €99 per month.