FiloSottile/mkcert

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A simple zero-config tool to make locally trusted development certificates with any names you'd like.

Stars: 59.6k
Forks: 3.1k
Open beginner issues: 0
Indexed issues: 116

Dominant language: Go
License: BSD-3-Clause
Last GitHub push: Apr 18, 2024
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

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116 open issues indexed

Error by non-English java enviroment Open

FiloSottile/mkcert#376 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
possibility to limit down the rootCA on a specific domain Open

FiloSottile/mkcert#377 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
mkcert can make a mqtt tls Certificate? Open

FiloSottile/mkcert#382 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Is it pssible to create ONE certificate to be used by all of my local development? Open

FiloSottile/mkcert#383 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Can't generate client and pkcs12 certs in same command. Open

FiloSottile/mkcert#384 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Can't remove mkcert from Tor Browser Open

FiloSottile/mkcert#391 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Error on Installing Mkcert on Windows 10 : Access Denied Open

FiloSottile/mkcert#395 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Support Firefox in Flatpak (if possible) Open

FiloSottile/mkcert#409 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Change or choose rootCA path for a user directory with accented characters Open

FiloSottile/mkcert#410 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Consider adding manpage? Open

FiloSottile/mkcert#413 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Starting from Big Sur 11.3 certificate installation requires user interaction Open

FiloSottile/mkcert#415 · 13 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
mkcert -install fails in CHINESE windows Open

FiloSottile/mkcert#423 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
NET::ERR_CERT_AUTHORITY_INVALID after a while of working properly Open

FiloSottile/mkcert#424 · 6 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
macOS: unable to get local issuer certificate Open

FiloSottile/mkcert#431 · 7 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
mkcert install fails to install in firefox / chrome db on Ubuntu 20.04. Open

FiloSottile/mkcert#447 · 9 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Build on linux for windows faild Open

FiloSottile/mkcert#448 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Invalid CA in arch linux Open

FiloSottile/mkcert#450 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Incorrect path OS detection Open

FiloSottile/mkcert#451 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Shared CN in CA and server certs Open

FiloSottile/mkcert#456 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Trollpf Open

FiloSottile/mkcert#459 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
SSL certificates not accepted in browser - Safari, chrome, firefox Open

FiloSottile/mkcert#461 · 12 comments · 6 reactions · 0 assignees · Indexed Sep 16, 2026
Doesn't work with Synology nginx as it doesn't have a name Open

FiloSottile/mkcert#469 · 5 comments · 5 reactions · 0 assignees · Indexed Sep 16, 2026
Google chrome returns ERR_CONNECTION_REFUSED Open

FiloSottile/mkcert#470 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Installing in Firefox and/or Chrome/Chromium failed Open

FiloSottile/mkcert#488 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Generated PFX (.p12) not working with Node v17+ due to RC2 cipher Open

FiloSottile/mkcert#496 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 16, 2026
mkcert -version does not output actual version number Open

FiloSottile/mkcert#501 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Missing Extended Key Usage Open

FiloSottile/mkcert#504 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
The generated local certificate has been untrusted. What to do Open

FiloSottile/mkcert#508 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
1.4.4 broken on arm32 Open

FiloSottile/mkcert#509 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Installing trust store does not work for opendoas instead of sudo Open

FiloSottile/mkcert#510 · 1 comment · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Sec_error_unknown_issuer on ubuntu 22.1 Open

FiloSottile/mkcert#518 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Recognize custom Firefox profile locations Open

FiloSottile/mkcert#521 · 4 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Certificate is generated with a wrong DateTime Open

FiloSottile/mkcert#524 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Linux brew command is wrong in documentation Open

FiloSottile/mkcert#525 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Installing in Firefox (...) failed on Fedora 37 Open

FiloSottile/mkcert#529 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
X509v3 Subject Alternative Name must be critical Open

FiloSottile/mkcert#533 · 1 comment · 4 reactions · 0 assignees · Indexed Sep 16, 2026
MKcert unable to install system root Mac M2 Ventura Open

FiloSottile/mkcert#538 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Root CA not added to certlm.msc(Local Machine Cert), just added to certmgr.msc(Current User Cert) Open

FiloSottile/mkcert#550 · 1 comment · 4 reactions · 0 assignees · Indexed Sep 16, 2026
I am having trouble configuring this on windows 10 environment, any other tips beside the documentation? Open

FiloSottile/mkcert#554 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Segmentation fault when attempting mkcert -install (mkcert installed by brew), mkcert intalled via apt-get works - 1.4.3, 1.4.4 Open

FiloSottile/mkcert#559 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Node unable to verify the first certificate error Open

FiloSottile/mkcert#563 · 4 comments · 4 reactions · 0 assignees · Indexed Sep 16, 2026
Apple now requires certs must not have a validity period greater than 398 days. Open

FiloSottile/mkcert#588 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
How can I prevent this automatic redirection from HTTP to HTTPS? Open

FiloSottile/mkcert#594 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Provide option to set RSA key size Open

FiloSottile/mkcert#599 · 1 comment · 5 reactions · 0 assignees · Indexed Sep 16, 2026
when user doesn't have root sudo, install should print the commands to run with root privileges Open

FiloSottile/mkcert#602 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Installing in Firefox and/or Chrome/Chromium failed on debian 12 Open

FiloSottile/mkcert#603 · 0 comments · 4 reactions · 0 assignees · Indexed Sep 16, 2026
mkcert -install hangs Open

FiloSottile/mkcert#604 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
example does not work on mac apple m2 max (arm) - mac os ventura Open

FiloSottile/mkcert#611 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
How to install mkcert using `go install` Open

FiloSottile/mkcert#619 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Showing https is not secure Open

FiloSottile/mkcert#629 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 16, 2026

FiloSottile/mkcert

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