Object-based searching
An open-source, lightning-fast, and hyper-relevant search engine
Apache Lucene open-source search software
Catalog your devices to search, analyze, and backup your files.
A fast file search utility for Unix-like systems based on GTK3
Offers advanced functionality for searching data in Elasticsearch
Library for adding search, sort, filters and flexibility to tables
Bookmark manager web application
simple BNF parser makes xml markup of matches
Portable collections of directory tools (Unhide etc)
A simple search tool for Linux users !