How do I list all globally installed NPM Packages?

npm list -g -depth 0

The above lists all the globally installed npm packages, and does not list their dependencies.

Omit the depth 0 bit and you'll also see the full ugly rat's nest of dependencies they've wrought upon your hard ware.

See also

• Chocolatey List Packages installed on the machine — choco list -lo (ironic that localonly in chocolatey is the same as global in NPM.)