Top Open Source Appointment Scheduling Tools in 2026
A curated collection of the 3 best free and open-source Appointment Scheduling tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.
Rallly
Free group meeting scheduling without logins
Stars5,225Last commit10d agoLicenseAGPL-3.0
Cal.com
Fully customizable scheduling software for meetings
Stars47,952Last commit29d agoLicenseMIT
Easy!Appointments
Self-hosted appointment scheduling software
Stars4,341Last commit1mo agoLicenseGPL-3.0
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Showing 3 of 3 open-source tools