Phoenix is a modern open-source Code Editor for the web
IntelliJ IDEA & IntelliJ Platform
Apache NetBeans
A powerful text/code editor for Android
Ct.js is a desktop game engine that makes learning programming fun
Copybara: A tool for transforming and moving code between repositories
A tool to help eliminate NullPointerExceptions (NPEs) in your code
A fast and lightweight IDE
The IDE for competitive programming
The next generation Javascript WYSIWYG HTML Editor
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.
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
jEdit is a programmer's text editor written in Java.
AndroidIDE is an IDE for Android to develop full featured Android apps
NotepadXX: A Lightweight, Powerful Text Editor for Every User
Nyquist is a language for sound synthesis and music composition.
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
ultra small code editor
The allRound pocket sized CodeEditor.
Axel-DICE Code Editor For Windows,Linux
Web IDE in single HTML file