certbot/certbot

Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

33.3k stars · 3.5k forks · Python

Healthy

Healthy: actively maintained by 8 people, no known risks.

Why

No rule fired.

What would change this

A dormant maintenance status, a deprecated or archived package, a successor link, or a critical advisory would change this.

Maintenance

Complete

Active

Human commits, 30 days: 3
Human commits, 90 days: 20
Human commits, 365 days: 148
Bot share of commits, 365 days: 1%
Last commit: Oct 7, 2026 (7 days ago)
Last human commit: Oct 7, 2026 (7 days ago)
Authors, 90 days: 8
Last release: Sep 1, 2026 (1 month ago)
Median PR merge time: 19 hours

Responsiveness: of 14 recent issues, 86% got a maintainer reply. Median first response: 4 days.

Sources: Commits, Releases, Merged pull requests, Issues

People

Complete

Owner: Organization
Commits sampled: 148 since Oct 14, 2025
Authors for half of commits: 2
Authors for 80% of commits: 3
Contributors: 383

Top committers

ohemorange: 36% of commits
bmw: 29% of commits
wgreenberg: 15% of commits
jsha: 6% of commits
zoracon: 2% of commits

Sources: Commits, Contributors

Stars

Complete

Organic, confidence high

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

Bursts

Jan 16, 2015 to Jan 18, 2015: about 98 more stars than usual, peak 64 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jun 5, 2015 to Jun 5, 2015: about 21 more stars than usual, peak 26 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jun 17, 2015 to Jun 19, 2015: about 133 more stars than usual, peak 82 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Sep 14, 2015 to Sep 18, 2015: about 277 more stars than usual, peak 139 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Oct 19, 2015 to Nov 11, 2015: about 1.7k more stars than usual, peak 525 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Dec 3, 2015 to Dec 17, 2015: about 2.1k more stars than usual, peak 573 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
May 13, 2016 to May 17, 2016: about 249 more stars than usual, peak 115 in one day, a shape we can't classify. Outside explanation: a jump in forks, a jump in issues and pull requests.

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

The star history looks organic.

Sources: How star history is analyzed

Risk

Complete

Flags

No risk flags.

License

Now: Apache-2.0 (OSI-approved)
A year ago: Apache-2.0 (OSI-approved)

Packages

No published packages found.

Sources: GitHub: certbot/certbot

Badge

Add this to a README to show the current verdict:

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Earlier verdicts

Oct 14, 2026: Healthy
Oct 14, 2026: Healthy

Computed 12 hours ago · method 2026.10.2