Free Software Foundation : No need to mention who they are. The existence of Notepad++ (and for the other free softwares) won't be possible without them.

 

Notepad++ project page : You can have the status and more static about Notepad++ from here.

 

Notepad++ Plugins Project : A sourceforge project which contains several principal Notepad++ plugins.

 

TextFX : One of the most important plugins of Notepad++.

 

Scintilla : The main part component of Notepad++, very powerful.

 

TinyXml : An Xml parser (DOM). A component used by Notepad++ to read and write the configuration xml file, tiny but efficient.

 

 

GUP : Generic Updater for Win32. A Notepad++ Update Component under LGPL licence, flexible and easy to use.

 

 

C++ In Action : An online book. It's an excellent resource to learn the encapsulation mechanism of win32 api. It gives as well a different vision (anyway to me) of the language C++.

 

NSIS : Nullsoft Scriptable Install System, an open source installer maker project which is used to make Notepad++ installer.