recoll

Recoll is a personal full text search tool for Unix/Linux. It is based on the very strong Xapian backend, for which it provides an easy to use, feature-rich, easy administration, QT graphical interface.

Features:

• Easy installation, few dependancies. No database daemon, web server, desktop environment or exotic language necessary.
• Will run on most unix-based systems.
• QT-based GUI.
• Supports most common document types.
• Powerful query facilities, with boolean searches, phrases, proximity, wildcards, filter on file types and directory tree.
• Multi-language and multi-character set with Unicode based internals.