A Fast Duplicate File Detector with graph based semi-automatic cleaner
Data migration/conversion library based on STX and XSLT transformation
searchapi
Instant File Search
grep a subset of files
Searches for a file within another file
Portable source code librarian
Highly customizable full-text search engine
Password protected zip file cracker.
To find files on Linux
Lotus Notes filter for the Recoll text search tool
Simple fast and lightweight identical/duplicate files searching tool
extract unique file sets from sets with duplicates
First index images by contents, then search the index for similarities
A fast and resource-efficient graphical file search tool