Search for packages
npm.commands.search(searchTerms, [silent,] [staleness,] callback)
Search the registry for packages matching the search terms. The available parameters are:
callback: Returns an object where each key is the name of a package, and the value is information about that package along with a 'words' property, which is a space-delimited string of all of the interesting words in that package. The only properties included are those that are searched, which generally include:
A search on the registry excludes any result that does not match all of the search terms. It also removes any items from the results that contain an excluded term (the "searchexclude" config). The search is case insensitive and doesn't try to read your mind (it doesn't do any verb tense matching or the like).