Apache NetBeans
The IDE for competitive programming
A fast and lightweight IDE
A tool to help eliminate NullPointerExceptions (NPEs) in your code
Fast Binary Encoding is fast and universal serialization solution
Vampirio Code, a great Code Editor and Compiler
Lightweight Java IDE with syntax highlighting and convenient features.
jEdit is a programmer's text editor written in Java.
Nyquist is a language for sound synthesis and music composition.
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
The allRound pocket sized CodeEditor.
Axel-DICE Code Editor For Windows,Linux
NotepadXX: A Lightweight, Powerful Text Editor for Every User
A simple portable Code Editor for any language
Java bytecode editor
A visual-based IDE for C language uses block drag and drop technology
A multi-language code editor with syntax highlighting and templates.
An open source gui frontend application for GNU Octave
Jxt4RunPlusJ is a source code editor and creator.
Mini Java IDE and Swing builder
Octave Eclipse GUI