dnGREP is a powerful grep utility for Windows with a graphical interface. It searches files for lines matching a given regular expression, text, or XPath pattern and returns matches in a results tree.

• Getting Started
• Features
• Screenshots

1. Download the latest release from the Releases page.
2. Install or extract the application.
3. Launch dnGREP, enter a search pattern, select a folder, and click Search.

If dnGrep does not start, check your Windows Smart App Control (SAC) settings.

For more details, see Start from Windows File Explorer.

• Plain text, Regular expression, and XPath search (including case-insensitive)
• Phonetic search (using Bitap and Needleman-Wunch algorithms)
• Search for byte sequences in binary or text files
• Search in archives — ZIP, 7z, RAR, JAR, and many more
• Search MS Word, Excel, PowerPoint, and PDF documents

• Replace in plain text files (does not replace in binary formats such as Word, Excel, PDF, ebooks, archives, images, audio, or executables)
• File move, copy, and delete actions
• Undo functionality

• Start from Windows File Explorer
• Optional text editor integration (Notepad++, GVim, VS Code, etc.)
• Optional file diff tool integration (WinMerge, Beyond Compare, etc.)
• Optional Everything integration — see configure Everything

• Search result highlighting and preview with syntax highlighting
• Light and dark themes
• Translations in several languages
• Bookmarks — save file filters and search options
• Test form for regular expression patterns
• Save search results