Duende BFF Security Framework is licensed per year and needs to be renewed for you to continue to use the software.
Available in Standard and Enterprise Editions:

• Starter Edition includes:
  • Up to 3 front-ends.
  • Blazor authentication.
  • Server-side sessions.
  • Backchannel logout.
  • Standard developer support.
  • Access to source code.
• Enterprise Edition includes:
  • Customized license for more than 3 front-ends.
  • All Starter Edition features.
  • Multiple front-ends per back-end (Coming Soon).
  • Priority developer support with 2 escalations per year.

Deployment Scope: Permits deployment on any hardware owned or rented by the licensee.​ Does not allow redistribution as part of a product or service to third parties.​