Command-line tool

mkcert

brew/mkcert

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Simple tool to make locally trusted development certificates

Website Source

At a glance

Type

Command-line tool

Install on

Windows, macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

Windows

winget install --id FiloSottile.mkcert -e
scoop bucket add extras; scoop install extras/mkcert

macOS

brew install mkcert

Linux

brew install mkcert

Install the local CA in the system trust store

mkcert -install

Generate certificate and private key for a given domain

mkcert example.org

Generate certificate and private key for multiple domains

mkcert example.org myapp.dev 127.0.0.1

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