Packages lookup
Looks up packages on PyPI, CPAN, RubyGems, NPM, Maven Central, Clojars, GitHub, Bitbucket, Ubuntu, Arch User Repository, FreeBSD ports, Fedora and Homebrew.
This is a command line client for the pkglookup http://labs.floatboth.com/pkglookup/
gem install pkglookup
pkglookup <term>