DocFetcher is an Open Source desktop search application: It allows you to search the contents of files on your computer. — You can think of it as Google for your local files. The application runs on Windows, Linux and Mac OS X.
Command-line toolset for extracting text from files
Command-line toolset for extracting text from files (documents, images, archives) into SQLite with OCR support.
Simple, expandable, one shell script only.