Notepad2 is a light-weight, free and open source Notepad-like text editor with syntax highlighting for a few commonly used languages. It's based on the Scintilla source code editing component (http://www.scintilla.org) and works on NT-based versions of Windows.

Features:

• Syntax highlighting: HTML, XML, PHP, ASP (JS, VBS), CSS, JavaScript, VBScript, C/C++, C#, Resource Script, Makefiles, Java, Visual Basic, Pascal, Assembly, SQL, Perl, Python, Configuration Files, Apache Config Files, Batch Files, Diff Files
• Drag & drop text editing inside and outside Notepad2
• Basic regular expression search and replace
• Useful word, line and block editing shortcuts
• Rectangular selection (Alt+Mouse)
• Brace matching, auto indent, long line marker, zoom functions
• Support for Unicode, UTF-8, Unix and Mac text files
• Open shell links
• Mostly adjustable

What´s New in version 4.2.25:

• 'Align Lines' with several options (Alt+J)
• 'Modify Lines' supports several variables to insert numbers (Alt+M)
• 'Sort Lines' (Alt+O) handles column sort (rectangular selection)
• 'Sort Lines' also handles shuffle, remove duplicates and uniques
• 'Merge Blank Lines' block command (Alt+Y)
• Use built-in Windows functionality for 'Title Case' on Windows 7
• Convert between characters and hex codes (Ctrl+Alt+X, Ctrl+Alt+C)
• 'Recode file as default encoding' (Ctrl+Shift+F)
• UTF-16 and UTF-16 BE formats are valid recoding options
• Enable case-insensitive searching for non-ASCII text
• Regex quantifier ? to match 0 or 1 times
• Improved compatibility with Windows 7
• Released x64 build of Notepad2.exe
• Updated Scintilla library to 2.24
• ... Read the full Changelog