Attendarra is a WordPress plugin that transforms any post type into a seat-limited registration system for seminars and events. It handles attendee sign-ups, automatic confirmation or waitlisting based on capacity, and promotes from the waitlist when spots open. Optional Calendly integration directs confirmed attendees to schedule their slot. Additional features include guest options, custom fields, reminders, CSV exports, and iCalendar downloads. It provides a complete registration workflow while keeping data within the WordPress environment.
In the Calendar & scheduling space, Attendarra takes a focused approach. It focuses on managing registrations, capacity limits, waitlists, and scheduling for seminars and events on WordPress sites. Attendarra is a B2B product aimed at event organizers and seminar hosts using WordPress. There is a free tier. Attendarra is available on the web, and it can be self-hosted.
Diana Hakobyan builds and maintains Attendarra, and the product first shipped in 2026. Among its 5 catalogued features are Seat-limited Registration, Waitlist Management, and Calendly Integration. The interface is available in English and Kurdish.
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