Side-by-side open source comparison

Cal.comOpen Source

Open source scheduling infrastructure — the Calendly alternative for individuals and teams

LeantimeOpen Source

Open source project management for non-project-managers

Overview

Cal.comLeantime

TypeOpen SourceOpen Source

CategoryProject ManagementProject Management

PricingFree (self-hosted)Free (self-hosted)

Self-Hostable

LicenseAGPL-3.0AGPL-3.0

GitHub Metrics

Cal.comLeantime

Stars41.5k9.5k

Forks12.9k935

Contributors438155

Open Issues1.3k326

Last CommitApr 2026Apr 2026

Latest Release----

Cal.comLeantime

Health Score

93Excellent

72Good

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