calcom/cal.diy

Scheduling infrastructure for absolutely everyone.

49k stars · 15.3k forks · TypeScript

Healthy

Healthy: maintained by 19 people in the last 90 days, no known risks.

Why

No rule fired.

What would change this

Partly checked: maintenance (Commit counts are estimated: the commit sample stops before the window start, so GitHub's totals were scaled by the sampled bot share.)
A dormant maintenance status, a deprecated or archived package, a successor link, or a critical advisory would change this.

Maintenance

Partial

Slowing

Human commits, 30 days: 2
Human commits, 90 days: 21
Human commits, 365 days: 2k
Bot share of commits, 365 days: 1%
Last commit: Sep 20, 2026 (24 days ago)
Last human commit: Sep 20, 2026 (24 days ago)
Authors, 90 days: 19
Last release: Mar 1, 2026 (7 months ago)
Median PR merge time: 38 hours

Responsiveness: of 30 recent issues, 23% got a maintainer reply. Median first response: 5 days.

Commit counts are estimated: the commit sample stops before the window start, so GitHub's totals were scaled by the sampled bot share.

Sources: Commits, Releases, Merged pull requests, Issues

People

Complete

Owner: Organization
Commits sampled: 493 since Oct 14, 2025
Authors for half of commits: 11
Authors for 80% of commits: 37
Contributors: 436

Top committers

romitg2: 10% of commits
eunjae-lee: 6% of commits
pedroccastro: 5% of commits
hariombalhara: 5% of commits
anikdhabal: 4% of commits

Shares come from the newest sampled commits, since the commit sample is capped.

Sources: Commits, Contributors

Stars

Complete

Mostly organic, confidence high

Bars show stars gained each week. Orange bars overlap a burst.

Bursts

Apr 26, 2021 to May 7, 2021: about 592 more stars than usual, peak 106 in one day, a spike that tapers off. We couldn't check for an outside explanation.
Jun 9, 2021 to Jun 10, 2021: about 189 more stars than usual, peak 163 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jun 24, 2021 to Jun 25, 2021: about 212 more stars than usual, peak 192 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Sep 15, 2021 to Sep 29, 2021: about 1.5k more stars than usual, peak 346 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Nov 30, 2021 to Dec 1, 2021: about 57 more stars than usual, peak 51 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Apr 20, 2022 to Apr 23, 2022: about 531 more stars than usual, peak 235 in one day, a spike that tapers off. Outside explanation: a jump in forks.
Aug 28, 2022 to Aug 31, 2022: about 235 more stars than usual, peak 119 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Sep 18, 2022 to Sep 19, 2022: about 142 more stars than usual, peak 113 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Dec 3, 2022 to Dec 4, 2022: about 95 more stars than usual, peak 79 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jan 2, 2023 to Jan 4, 2023: about 175 more stars than usual, peak 128 in one day, a spike that tapers off. Outside explanation: a jump in forks.
Jan 9, 2023 to Jan 10, 2023: about 130 more stars than usual, peak 103 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jan 22, 2023 to Jan 28, 2023: about 553 more stars than usual, peak 197 in one day, a shape we can't classify. Outside explanation: a jump in forks, a jump in issues and pull requests.
Feb 11, 2023 to Feb 15, 2023: about 196 more stars than usual, peak 95 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Apr 30, 2023 to May 8, 2023: about 1.1k more stars than usual, peak 368 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.
Aug 20, 2023 to Aug 23, 2023: about 407 more stars than usual, peak 163 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Oct 14, 2023 to Oct 20, 2023: about 478 more stars than usual, peak 155 in one day, a shape we can't classify. Outside explanation: a jump in issues and pull requests.
Jan 13, 2024 to Jan 19, 2024: about 480 more stars than usual, peak 157 in one day, a shape we can't classify. Outside explanation: a jump in issues and pull requests.
Jan 22, 2024 to Jan 23, 2024: about 125 more stars than usual, peak 102 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Mar 11, 2024 to Mar 13, 2024: about 87 more stars than usual, peak 61 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Aug 28, 2024 to Aug 31, 2024: about 102 more stars than usual, peak 56 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Feb 3, 2025 to Feb 4, 2025: about 134 more stars than usual, peak 119 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Mar 16, 2025 to Mar 19, 2025: about 589 more stars than usual, peak 308 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Dec 16, 2025 to Dec 17, 2025: about 69 more stars than usual, peak 67 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Mar 29, 2026 to Apr 2, 2026: about 138 more stars than usual, peak 73 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Apr 15, 2026 to Apr 18, 2026: about 248 more stars than usual, peak 106 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.
Apr 21, 2026 to Apr 24, 2026: about 515 more stars than usual, peak 273 in one day, a spike that tapers off. Outside explanation: a Hacker News post.
May 16, 2026 to May 29, 2026: about 2k more stars than usual, peak 523 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.

5 stars GitHub has since removed (tracked since Oct 13, 2026).

Anyone can buy stars for any repo; bursts alone don't prove the owner did.

Some star bursts have no matching forks, issues, releases, or launch coverage.
Anyone can buy stars for any repo, so this describes the star history only.

Sources: How star history is analyzed

Risk

Complete

Flags

Info: The license file changed from AGPL-3.0 to MIT within the last year (GitHub commit history). Details

License

Now: MIT (OSI-approved)
A year ago: AGPL-3.0 (OSI-approved)

The license changed in the last year.

Packages

No published packages found.

Sources: GitHub: calcom/cal.diy

Badge

Add this to a README to show the current verdict:

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Earlier verdicts

Oct 14, 2026: Healthy
Oct 13, 2026: Healthy
Oct 13, 2026: Caution

Computed 16 hours ago · method 2026.10.2