SciTE - SciTE is a SCIntilla based Text Editor.
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
EdytorNC - This simple to use text editor is basically designed for performing both plain and complex editing and allowing the users to edit the source code of the programs and even edit web pages as well.
Extreme Editor - Extreme Editor is basically an ASCII based text editor feature the support for multi-document editing and protection of edited text and clipboard contents.