# brew > Package manager for macOS. > More information: . - Search for available formulae and casks: `brew search {{text}}` - Install the latest stable version of a formula (use `--devel` for development versions): `brew install {{formula}}` - List all installed formulae: `brew list` - List installed formulae that are not dependencies of another installed formula: `brew leaves` - Upgrade an installed formula (if no formula name is given, all installed formulae are upgraded): `brew upgrade {{formula}}` - Fetch the newest version of Homebrew and of all formulae from GitHub: `brew update` - Display information about a formula (version, installation path, dependencies, etc.): `brew info {{formula}}` - Check the local Homebrew installation for potential problems: `brew doctor`