Notepad++ Portable is a development text and source code editor written in C++ and based on the Scintilla editing component. Notepad++ offers a wide range of features, such as: Syntax Highlighting and Syntax Folding, User Defined Syntax Highlighting and Folding, PCRE (Perl Compatible Regular Expression) Search/Replace, customizable GUI with vertical tab and vertical document list, Document Map, Auto-completion: Word completion, Function completion and Function parameters hint, Multi-Document (Tab interface), Multi-View, WYSIWYG (Printing), Zoom in and zoom out, Multi-Language environment supported, Bookmarks, Macro recording and playback, Launch with different arguments, and more.