square/certigo

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A utility to examine and validate certificates in a variety of formats

Stars: 1k
Forks: 76
Open beginner issues: 1
Indexed issues: 22

Dominant language: Go
License: Apache-2.0
Last GitHub push: Apr 10, 2026
Latest indexed: Sep 21, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: hacktoberfest help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

Update golang.org/x/crypto to v0.56.0 Open

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

square/certigo#370 · Opened Sep 9, 2026
PQC Signature and Key support Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

square/certigo#368 · Opened Jun 30, 2026
Inconsistent and/or incorrect behaviour of the `-m|--pem` flag Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

square/certigo#355 · Opened Nov 18, 2025
Support for dumping Certificate Details Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

square/certigo#354 · 1 comment · Opened Oct 4, 2025
Incorrect jq example in README.md Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

square/certigo#331 · Opened Apr 17, 2025
Add scoop.sh support Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

square/certigo#288 · 3 comments · Opened Aug 10, 2022
undefined: time.UnixMilli and lib/ocsp.go:151:17: undefined: io.ReadAll Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

square/certigo#287 · 4 comments · Opened Aug 4, 2022
Add support for SQL Server Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

square/certigo#223 · Opened Aug 19, 2020
Spinnaker recommends 1.2.840.10070.8.1 for RBAC Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

square/certigo#217 · Opened May 8, 2020
Attempting to verify a CSR causes panic: runtime error: index out of range Open

square/certigo#177 · 6 comments · 1 assignee · Opened Jan 8, 2019
Automatically try "well known" passwords Open

square/certigo#173 · 3 comments · 1 assignee · Opened Nov 6, 2018
Explicitly print if cert is self-signed in non-verbose mode Open

Hacktoberfest help wanted

Difficulty 3/5 1-2 days Newbie friendliness 35/100

square/certigo#169 · Opened Oct 17, 2018
Support loading CAs from arbitrary file formats in `certigo verify` and `certigo connect` Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

square/certigo#143 · Opened Jun 20, 2017
Support BER input Open

enhancement Hacktoberfest help wanted

Difficulty 5/5 Over a week Newbie friendliness 35/100

square/certigo#139 · Opened May 10, 2017
Support BKS truststores Open

enhancement Hacktoberfest

Difficulty 4/5 3-5 days Newbie friendliness 30/100

square/certigo#133 · Opened Mar 15, 2017
Better trust chain output Open

enhancement Hacktoberfest

Difficulty 5/5 Over a week Newbie friendliness 20/100

square/certigo#132 · 2 comments · Opened Mar 15, 2017
Support JKS stores Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

square/certigo#131 · 4 comments · Opened Mar 15, 2017
More STARTTLS Protocols Open

enhancement Hacktoberfest help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

square/certigo#120 · 2 comments · Opened Feb 20, 2017
Detect whether a certificate appears multiple times in the same bundle Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

square/certigo#92 · Opened Aug 19, 2016
Warn if a key/cert pair in a PEM file does not match Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

square/certigo#85 · Opened Jul 12, 2016
Support for dumping certificate revocation lists Open

enhancement

square/certigo#25 · 1 assignee · Opened Jun 2, 2016
Support for dumping certificate signing requests Open

enhancement

square/certigo#18 · 2 reactions · 1 assignee · Opened Jun 2, 2016

square/certigo

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