Sourcegraph: A free code search tool for open source developers (Opensource.com)

> Nothing: it's the "default", and searching for things in that is like searching for a specific cup of water in the ocean.

Totally. Debian code search is great, http://codesearch.debian.net/ but it still doesn't understand include paths the way netbeans does. The problem with netbeans is that it eats your ram and cpu and forces you to use a "project" layout, so I don't use it, but we really need better C scope tools.