Programadores! Que tal um "Google" que só busca código fonte? Ele existe e se chama Krugle!

krugle/the search engine/
for developers/

findcode/findanswers/krugle makes it easy for developers to find source code and technical information—fast!

enablesyou/01/to quickly find and review source code 02/find code related technical information 03/save, annotate and share your search results with others...all from within a single, easy-to-use, web application.
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Lógico que nossos velhos amigos reinventores da roda ("NIH" - Not Invented Here) detestarão a novidade.