Cal.com vs Plane

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

Cal.com

AGPL-3.0

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

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Plane

AGPL-3.0

Open-source project management platform — an alternative to Jira, Linear, Monday, and ClickUp.

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Side-by-side comparison

	Cal.com	Plane
License	AGPL-3.0	AGPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	42,471	49,016
Forks	13,192	4,216
Open Issues	1,292	795
Last Commit	May 10, 2026	May 12, 2026
First Released	Mar 22, 2021	Nov 19, 2022
Categories	Collaboration & Communication Tools	Time & Task Management Tools Developer Tools Collaboration & Communication Tools
Tags	#project management #scheduler	#project management #kanban #collaboration #self hosted #docker

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