TextCrawler is a fantastic tool for anyone who works with text files . TextCrawler enables you to instantly find and replace words and phrases across multiple files and folders.  It utilises a powerful Regular Expression engine to enable you to create sophisticated searches, perform batch operations, extract text from files and more. It is fast and easy to use, and as powerful as you need it to be.

Some Features...

• Find and Replace across files
• Fast searching, even on large files.
• Simple to use interface
• Flexible search parameters
• Text Extractor - rip text into a new file
• Search and replace using Regular Expressions. Create sophisticated searches.
• Regular Expression test tool
• Regular Expression library - Save your searches.
• Create backup files
• Highlighted search results
• Export Results
• Batch find and replace operations

Notepad++ is a free (under the GPL license) source code editor which supports several programming languages under Windows environment. It's also a lightweight replacement of Notepad. The supported languages by Notepad++ are: C, C++, Java, C#, XML, HTML, PHP, Javascript, RC file, makefile, nfo, doxygen, ini file, batch file, ASP, VB/VBS, SQL, Objective-C, CSS, Pascal, Perl, Python, Lua, Unix Shell Script, Fortran, NSIS and Flash action script.

 Notepad++ main features are:

• Syntax Highlighting and Syntax Folding
• User Language Define System
• Regular Expression Search
• WYSIWYG (If you have a color printer, print your source code in color)
• Unicode support
• Full drag-and-drop supported
• Brace and Indent guideline Highlighting
• 2 edits and synchronized view of the same document
• User Language Define System.