# mkcert > Tool for making locally-trusted development certificates. > More information: . - 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}}` - Generate wildcard certificate and private key for a given domain and its subdomains: `mkcert "{{*.example.it}}"` - Uninstall the local CA: `mkcert -uninstall`