Open Source Alternatives to Calendly

1 free, open source replacement for Calendly. Self-hostable, transparent, and community-driven.

Cal.com✓ Verified★ 33K
Open source scheduling infrastructure. Calendly alternative with full API and self-hosting.
ProductivityAGPL-3.0Self-Hosted
Alt: CalendlyTypeScript

Why switch from Calendly?

Switching to an open source alternative to Calendly gives you full control over your data, eliminates vendor lock-in, and often reduces costs. These projects are maintained by active communities and can be self-hosted on your own infrastructure for maximum privacy and customization.