mailpit

Install command:
brew install mailpit

Web and API based SMTP testing

https://mailpit.axllent.org/

License: MIT

Development: Pull requests

Formula JSON API: /api/formula/mailpit.json

Formula code: mailpit.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
golden gate ✅
tahoe ✅
sequoia ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 1.31.4

Depends on when building from source:

go 1.27.2 Open source programming language to build simple/reliable/efficient software
node 26.11.1 Open-source, cross-platform JavaScript runtime environment

Binaries: mailpit

Service:

Start now and at login: brew services start mailpit
Run directly: $HOMEBREW_PREFIX/opt/mailpit/bin/mailpit

Analytics:

30 days90 days365 days
Installs1,3584,44618,384
Installs (--HEAD)3729
Installs on Request1,3584,44418,382
Installs on Request (--HEAD)3729
Build Errors1