Some free utilities collected from the Internet to replace the original notepad of Windows.

Araneae - editor as well as web development tools
ConTEXT - freeware text editor for software developers
Crimson Editor - source code editor
EditPad Lite - small and compact general-purpose text editor
Hex Editor XVI32 - hex editor available since 2003
jEdit - programmer’s text editor
Jext - source code editor written in Java
MoonEdit - multi-platform collaborative text editor

Notepad++ - source code editor and Notepad replacement
Notepad2 - text editor with syntax highlighting for HTML
PHP Designer 2007 - PHP Editor
PSPad - text and code editor
SciTE - a SCIntilla based Text Editor
Turbo Pad - feature rich text editor
UniRed - unicode plain text editor