dnGREP

Advertisement dnGREP is a System Utilities software developed by Denis stankovski. After our trial and test, the software is proved to be official, secure and free. Here is the official description for dnGREP:

.NET implementation of Grep tool with GUI.

Features

Shell integration (ability to search from explorer)
Plain text/regex/XPath search (including case-insensitive search)
Phonetic search (using Bitap and Needleman-Wunch algorithms)
File MOVE/Copy/delete actions
Search inside archives (via plug-in)
Search MS Word documents (via plug-in)
Search PDF documents (via plug-in)
Undo functionality
Optional integration with text editor (like Notepad++)
Bookmarks (ability to save regex searches for the future)
Pattern test form
Search result highlighting
Search result preview
Does not require installation (can be run from USB drive)
and more...