Self Hosted Polls and Events Booking and Scheduling

7.8

3.8

Easy!Appointments

6.1

9.1

Alf.io

2.8

5.0

Meetsy

Booked

Easy!Appointments

7.8 3.8 PHP

:date: Easy!Appointments - Self Hosted Appointment Scheduler
Alf.io

6.1 9.1 Java

alf.io - The open source ticket reservation system for conferences, trade shows, workshops, meetups

The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

Promo workos.com

Meetsy

2.8 5.0 TypeScript

Open source online booking system
Booked

-

A web-based calendar and resource scheduling system that allows administered management of reservations on any number of resources.