CodeCatalog.com - The "open source code search engine". Allows full-text searches through many open source software projects, and a facility to suggest new projects to add to the index.DevOo.com - Free source code search engine for Java, Javascript, C/C++, Perl, PHP and other scripting languages. Featuring open discussion boards for developers.
Sourcebank - Full-text search engine for source code.
GeekBot - Searches over 11,000,000 open source related webpages.
KDE CVSSearch - Allows searching the KDE project CVS repository using CVSSearch, a new kind of tool for finding code fragments by looking at associated CVS comments.
KDE GUISearch - Allows searching the KDE project CVS repository using GUISearch, a new kind of tool for finding code by looking at the applications' GUI text messages (e.g., "Undo") and returning associated callbacks/slots (e.g., slotUndo()).
