Apache NetBeans
Lightweight embeddable code editor Web Component with syntax highlighting, themes, line numbers, search, minimap and fullscreen mode.
jEdit is a programmer's text editor written in Java.
Nyquist is a language for sound synthesis and music composition.
A simple and easy-to-use but yet powerful line-oriented text editor.
Simple and flexible programming language for applications development
The allRound pocket sized CodeEditor.
A C Compiler/Editor for Retro 6809 Machines (Colour Computer/Dragon)
A free, portable, fast and simple C/C++ IDE