PSPad

Written by Philip

PSPad editor is a freeware text editor and source editor intended for use by programmers. First released in 2001, this software is produced by the single developer Jan Fiala for the Windows platform.
PSPad has many software development-oriented features, such as syntax highlighting and hex editing, and is designed as a universal GUI for editing many languages including PHP, Perl, HTML, and Java. It integrates the use of many project formats for handling and saving multiple files. Other features include autocompletion, tabs, FTP client and find/replace using regular expressions.

Homepage : http://www.pspad.com/en/
Attribution: http://en.wikipedia.org/wiki/PSPad
License : Free