Orwell Dev-C - The official site of the Bloodshed Dev-C++ update, which is fully portable, and optionally ships with a 64bit compiler.
Notepad3 - Notepad3 is a fast and light-weight Scintilla-based text editor with syntax highlighting.
Netbeans - NetBeans IDE 7.0. Develop desktop, mobile and web applications with Java, PHP, C/C++ and more. Runs on Windows, Linux, Mac OS X and Solaris. NetBeans IDE is open-source and free.
TED Notepad - TED Notepad is a portable text editor software that deals with a large variety of text processing tools, supplemental text clipboards, high accessibility through hotkeys, and a customizable number of settings and options.
CppDroid - CppDroid is simple C/C++ IDE focused on learning programming languages and libraries. Features:
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.