MDN-NPM is a free Chrome browser add-on developed by geuis. This add-on falls under the category of Browsers with a subcategory of Add-ons & Tools. MDN-NPM enhances your browsing experience by allowing you to search both MDN and NPM directly from the URL omnibox. By typing 'mmm ' in the URL bar, you can quickly access the top results from Mozilla's MDN and npm's searches.

For developers and users seeking a convenient way to access information from MDN and npm without leaving their current tab, MDN-NPM proves to be a valuable tool. With just a few keystrokes, users can find relevant information efficiently.