calrs vs CloudMeet

Comparing two open source alternatives to Calendly. Use the comparison below to decide which one fits your needs.

calrs

AGPL-3.0

A fast, self-hostable scheduling platform written in Rust, like Cal.com but without Node.js or a database server.

MIT

Open source Calendly alternative that runs on Cloudflare’s free tier with Google Calendar and Outlook sync.

	calrs	CloudMeet
License	AGPL-3.0	MIT
Self-hostable	Yes	Yes
GitHub Stars	316	545
Forks	47	62
Open Issues	33	7
Last Commit	Oct 11, 2026	Jul 2, 2026
First Released	Mar 9, 2026	Dec 2, 2025
Categories	Appointment Scheduling	Marketing Automation Time & Task Management Tools
Tags	#self hosted #rust #scheduler #calendar #scheduling	—

calrs316

CloudMeet

Open-source scheduling infrastructure — a self-hostable alternative to Calendly for booking meetings and appointments.

Free, self-hostable meeting scheduler built on Google Apps Script — a Cal.com and Calendly alternative for Gmail users.