Vendor needs to provide hosted (SaaS) or integrated solution that allows staff of different library systems to manage, promote, and track attendance for events across their branches. - Distinct Tenants with Multiple Locations: Must support separate tenants for each library, and user accounts with tiered privileges within each tenant. - Public Interface: A mobile–responsive calendar with list, grid, and monthly views. Must include robust filtering (e.g., age group, event type, location). - Registration Management: Library patrons can browse and search for, view, and register for programs. Platform must have the ability to handle waitlists, send automated email/SMS reminders, and cap attendance numbers. - Staff Dashboard: Intuitive backend for staff to create recurring events, manage registrations, and run attendance reports. - Branding & Integration: Agency feed for events required. Custom CSS to match a library’s current website desired. Optionally embeddable via API or widget. (OPLIN hosts library websites on Drupal.) - Room Booking: (Optional; separate pricing preferred) Integrated module for patrons to reserve study rooms or community spaces based on library policies.