Files Search Tools [Linux]

A fast real-time search engine for displaying regular expression matches (both file name and content) across multiple directories.

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.

Instant file search, showing results as you type.

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.

Beagle is a search tool that ransacks your personal information space to find whatever youre looking for.