Common Resource Grep
multi-encoding strings(1) replacement with language identification
A forensic system baselining, searching, and evidence collection tool
Lucene/Solr based search engine and workflow system
Useful console application to search for largest files on file systems
Calculate primes by using extremely fast sorting
Password protected zip file cracker.
extract unique file sets from sets with duplicates
Duplicate Checker searches your folders for identical files
zfind is a fast file search utility/API for searching within archives