openssl@3

Install command: 
brew install openssl@3

Also known as: openssl, openssl@3.6

Cryptography and SSL/TLS Toolkit

https://openssl-library.org

License: Apache-2.0

Development: Pull requests

Formula JSON API: /api/formula/openssl@3.json

Formula code: openssl@3.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon		 tahoe ✅
sequoia ✅
sonoma ✅
macOS on
Intel		 tahoe ✅
sequoia ✅
sonoma ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 3.6.3

Other versions:

openssl@4 4.0.1 Cryptography and SSL/TLS Toolkit
openssl@3.5 3.5.7 Cryptography and SSL/TLS Toolkit
openssl@3.0 3.0.21 Cryptography and SSL/TLS Toolkit

Depends on:

ca-certificates 2026-07-16 Mozilla CA certificate store
To add additional certificates, place .pem files in
    $HOMEBREW_PREFIX/etc/openssl@3/certs

and run
    $HOMEBREW_PREFIX/opt/openssl@3/bin/c_rehash

OpenSSL 3.6 is only supported until 2026-11-01 so the `openssl@3`
formula will be downgraded to OpenSSL 3.5 (LTS) in a future update.

Analytics:

Installs (30 days)
openssl@3 508,617
openssl@3 --HEAD 98
Installs on Request (30 days)
openssl@3 75,490
openssl@3 --HEAD 91
Build Errors (30 days)
openssl@3 4,779
Installs (90 days)
openssl@3 1,419,380
openssl@3 --HEAD 264
Installs on Request (90 days)
openssl@3 180,528
openssl@3 --HEAD 246
Installs (365 days)
openssl@3 5,636,312
openssl@3 --HEAD 1,320
Installs on Request (365 days)
openssl@3 809,504
openssl@3 --HEAD 1,271