Notepad++ Portable is the handy Notepad++ text editor packaged as a portable app so you can do your development on the go. It has all the same great features of Notepad++ including support for multiple languages and an extensive plugin system, but there's nothing to install.

Features:-
Notepad++ Portable is a full-featured text editor with features like:

* Syntax Highlighting and Syntax Folding (C, C++, HTML, ASP, Java, Pascal, CSS and more)
* User Defined Syntax Highlighting
* Auto-completion
* Multi-Document
* Regular Expression Search/Replace supported
* Full Drag ‘N' Drop supported
* Zoom in and zoom out
* Multi-Language environment supported
* Brace and Indent guideline Highlighting
* Macro recording and playback

Download: