Catfish is a handy file searching tool for Linux and Unix. The interface is intentionally lightweight and simple, using only GTK+3. You can configure it to your needs by using several command line options.
Tracker is a search engine and that allows the user to find their data as fast as possible. Users can search for their files and search for content in their files too.
Cross-platform desktop search tool with lightning-fast full-text and regex capabilities, recursive folder filtering, result highlighting, and open source architecture.
Beagle is a search tool that ransacks your personal information space to find whatever youre looking for.
