PSPad editor is a programmers editor with support for multiple syntax highlighting profiles. It comes with a hex editor, CP conversion, text differences, templates, macros, spellcheck option, auto-completion, Code Explorer and much more. The program is pre-configured for the most popular programming languages (VB, C++, SQL, PHP, ASP, Python etc.) and you can further customize the syntax settings.
Source: http://www.pspad.com