Warning Open core Communication Booking & Reservations Self-Hosted Software Stack

Cal.com

Open-source scheduling infrastructure

Website GitHub X License Pricing

Data confidence100/100

Source coverage100/100

Publish confidence100/100

Evidence checkedJul 27, 2026

Pricing checkedJun 28, 2026

Score Breakdown

Public signal read

How to read this

These bars are a reader-facing view of the ToolVitals evidence model. They summarize maintenance, shipping, confidence, and decay signals. Hosted pricing evidence is shown separately.

Activity: Recent commits, releases, changelog, package, and product-motion signals.
Reliability: Maintenance posture from recency, release evidence, availability, and repo signals.
Adoption: Public footprint from GitHub stars, forks, and watchers when available.
Sustainability: Longer-term posture combining health, activity, adoption, confidence, and decay risk.

ToolVitals76/100Health80/100Shipping51/100Zombie Risk0/100

Overall Score 76 Warning

Activity 51

Reliability 80

Adoption 96

Sustainability 80

Score History

Scores collected daily. More data points appear as the tracker runs.

About this tool

What ToolVitals knows about Cal.com

Open-source scheduling infrastructure

Cal.com has public source and commercial hosted offerings; verify feature-level licensing for enterprise use.

The tool is still alive, but signs of slower momentum are visible.

Source-visible project Booking & Reservations Open core Scored Intelligence

Repository

GitHub Activity

calcom/cal.diy

Stars 46,845

Forks 14,571

Watchers 46,845

Open Issues 1,369

Primary Language: TypeScript
Last Commit: 4 days ago
Releases 90d: 0
Default Branch: main
License: MIT
Repository Status: Active repository

Evidence

Signal Quality

Data Confidence 100/100 Strong

Source Coverage 100/100 Strong

Publish Confidence 100/100 Strong

ConfidenceHigh-confidence score from multiple public signals.

Zombie RiskNo meaningful zombie signal right now.

How ToolVitals scores work

Openness

License Evidence

Class: Open core
License: MIT
Pricing Scope: Hosted cloud pricing

Cal.com has public source and commercial hosted offerings; verify feature-level licensing for enterprise use.

Open license evidence

Sources

Tracked Sources

Website https://cal.com GitHub calcom/cal.diy X https://x.com/calcom License MIT Pricing Page https://cal.com/pricing

Profile

Classification

Category: Communication
Use Case: Booking & Reservations
Openness: Open core
License: MIT
Pricing Scope: Hosted cloud pricing
Tool Mode: Source-visible project
Score Model: Open Source Maintenance
Score Visibility: Scored Intelligence
Status: Warning
Founded: 2021

Hosted Pricing

Pricing Evidence

Scope: Hosted cloud pricing
Free Tier: Available
Currency: USD
Tracked Plans: 0
Last Checked: Jun 28, 2026

Maintainers

README Badge

Show this ToolVitals status in project docs.

[![ToolVitals](https://toolvitals.com/badges/calcom.svg)](https://toolvitals.com/tools/calcom/)

Open badge SVG

Latest

Recent Updates

Release Notes

Mar 1, 2026 v6.2.0

Next decisions

Useful paths from this profile

Cal.com

Dead checkIs Cal.com dead?

Get the direct dead/alive verdict from ToolVitals health, shipping, confidence, and decay signals.

AlternativesAlternatives to Cal.com

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CompareCal.com vs TymeSlot

Compare health, shipping, pricing, and evidence mode side by side.

LeaderboardBooking & Reservations rankings

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