Yarn

yarn init

yarn add [package]
yarn add [package]@[version]
yarn add [package]@[tag]

devDependencies

yarn add [package] --dev

peerDependencies yarn add [package] --peer

optionalDependencies
``` code
yarn add [package] --optional

yarn upgrade [package]
yarn upgrade [package]@[version]
yarn upgrade [package]@[tag]

yarn remove [package]

yarn install

yarn upgrade-interactive [--latest]

Yarn outdated

yarn audit [--verbose] [--json] [--level]

yarn audit [--level info|low|moderate|high|critical]