npm-collection-npm-tools

Tools for working with npm itself

all-the-package-names: A perpetually out-of-date list of all the 140,000+ public package names on npm
filter-npm-modules: filters a list of require paths to only public npm modules
fixpack: cli tool that cleans up package.json files.
get-email-address-from-npm-username: Get the email address for a specific npm user
is-npm-module: test whether a string is a public npm module
next-update: Tests if module's dependencies can be updated to the newer version without breaking the tests
npm-keyword: Get a list of npm packages with a certain keyword
npmwd: Open the npm package URL that matches your shell's current working directory
package-json: Get the package.json of a package from the npm registry
package-json-to-readme: Generate a README.md from package.json contents
registry-url: Get the set npm registry URL
require-package-name: gets the package name for a require statement
validate-npm-package-name: Give me a string and I'll tell you if it's a valid npm package name

Readme