node/deps/npm/doc/cli/npm-prune.md

npm-prune(1) -- Remove extraneous packages

SYNOPSIS

npm prune [<name> [<name ...]]

DESCRIPTION

This command removes "extraneous" packages. If a package name is provided, then only packages matching one of the supplied names are removed.

Extraneous packages are packages that are not listed on the parent package's dependencies list.

SEE ALSO

• npm-rm(1)
• npm-folders(7)
• npm-list(1)