certbot/certbot

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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.

Stars: 33.2k
Forks: 3.5k
Open beginner issues: 0
Indexed issues: 121
Avg merge: 6d 10h
Merged PRs (30d): 3

Dominant language: Python
License: No license data
Last GitHub push: Sep 9, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

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120 open issues indexed

acme library: add Retry-After info to ClientV2.new_order() and/or messages.Error class Open

feature request

certbot/certbot#10073 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Document the precedence order for renewal hooks Open

area: documentation

certbot/certbot#10078 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Command line option to limit the number of renewals Open

area: renewal

certbot/certbot#10083 · 8 comments · 0 reactions · 2 assignees · Indexed Sep 14, 2026
Certbot Apache Plugin for Debian 12 not working but webroot is. Open

needs-update

certbot/certbot#10107 · 21 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
docker package certbot/dns-cloudflare DOES NOT SUPPORT TOKENS only API keys Open

area: dns more-info

certbot/certbot#10124 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
standalone + post_hook causing renewal issues when using multiple authenticators Open

certbot/certbot#10148 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Apache / NGINX TLS Configuration Updates Open

area: apache area: nginx area: security

certbot/certbot#10183 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Post request /acme/authz returned 404 No such authorization error Open

certbot/certbot#10184 · 8 comments · 2 reactions · 1 assignee · Indexed Sep 14, 2026
tests: update certs and keys in testdata Open

area: testing

certbot/certbot#10206 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug]: Exited abnormally Open

certbot/certbot#10218 · 13 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
Certbot hangs on auto and manual renewal, but never errors out Open

certbot/certbot#10219 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: Performance improvements Open

certbot/certbot#10256 · 8 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug]: Could not parse file error (at char 0), (line:1, col:1) because there's a "{" in a commented line of an NGINX server block config file Open

area: nginx area: nginx-parsing

certbot/certbot#10264 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: Add support for Subject CN in CSR Open

certbot/certbot#10269 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug]: Renewing multiple certificates w/ Certbot: Work-around Open

certbot/certbot#10289 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: what should we do with our augeas fork? Open

certbot/certbot#10290 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug] Y2038 problem on x32-bit x86 system: FAILED certbot/_internal/tests/storage_test.py::RenewableCertTests::test_time_interval_judgments - OverflowError: timestamp out of range for platform time_t Open

certbot/certbot#10296 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Email vi Azure Basic Authentication SMTP, deprecated in September. This will break certbot Lin/Win clients. Open

certbot/certbot#10299 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: play with autodoc_typehints Open

certbot/certbot#10310 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: ability to manage multiple acme accounts on single server Open

certbot/certbot#10314 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Discussion]: Consider if certonly should ignore values from renewal config file Open

certbot/certbot#10340 · 11 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug]: Documentation describes expiration emails that may not be sent Open

certbot/certbot#10352 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Bug]: `TestLockOrder::test_lock_order[renew]` tries to make network connections Open

certbot/certbot#10354 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: run frequently enough that ARI retry caching matters Open

certbot/certbot#10355 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
informational log line writting to stderr Open

priority: unplanned

certbot/certbot#10360 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Task][Tracking issue]: Finish removing pyopenssl Open

certbot/certbot#10396 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: Stop using openssl in `acme.crypto_util.Format` Open

certbot/certbot#10433 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: Add warning in help message that `--dry-run` defaults to Let's Encrypt Open

certbot/certbot#10446 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Task]: Add tox-recreate to recreate tox env when dependencies change Open

certbot/certbot#10449 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: Migrate nginx conf file location from `server` to `http` context Open

certbot/certbot#10453 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: documentation: Suggest common causes of failures when renewing expired certificates. Open

certbot/certbot#10458 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
dns-rfc2136: provide support for dyn.com accounts Open

certbot/certbot#10482 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug]: --delegated is forced but dns provider needs root domain Open

certbot/certbot#10493 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
--dry-run and an explicit let's encrypt prod --server value Open

certbot/certbot#10494 · 2 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Bug]: Separate virtual hosts are improperly configured in Apache Open

certbot/certbot#10499 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: deprecate API not used by any plugin Open

certbot/certbot#10517 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: deprecate modules used by certbot-nginx/certbot-apache Open

certbot/certbot#10521 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: test tools/finish_release.py as part of CI Open

certbot/certbot#10523 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug]: Certbot Apache plugin corrupts configs when multiple :80 VirtualHosts are in one file (SSL vhosts overwritten) Open

certbot/certbot#10524 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: fix newsfragments not being deleted in point release process Open

certbot/certbot#10526 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: Fix ipdb? Open

certbot/certbot#10535 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Bug]: Intermittent dns-01 validation failures after upgrade to Python 3.13 + acme 5.2.x Open

certbot/certbot#10537 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: support dns-persist in our manual plugin Open

area: dns area: renewal

certbot/certbot#10549 · 10 comments · 10 reactions · 1 assignee · Indexed Sep 14, 2026
[DOCS]: Community Feedback Suggestions Summary Open

area: documentation

certbot/certbot#10550 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: Remove functions deprecated in #10485 on next major release Open

blocked

certbot/certbot#10558 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: Make documentation and default flags more CA neutral Open

has pr

certbot/certbot#10566 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Task]: Renew certbot CI credential before it expires on 2/12/27 Open

blocked

certbot/certbot#10574 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Feature Request]: get type checking working during argument parsing Open

certbot/certbot#10575 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Bug]: certbot-dns-linode uses obsoleted Lexicon Provider Open

certbot/certbot#10579 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature Request]: look into native ARM machines for CI Open

release

certbot/certbot#10581 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026

certbot/certbot

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