Phoenix is a modern open-source Code Editor for the web
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The IDE for competitive programming
The next generation Javascript WYSIWYG HTML Editor
A fast and lightweight IDE
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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
Web IDE in single HTML file
A simple portable Code Editor for any language
Bytecode to source converting Java & Kotlin code into JavaScript, C++
Java bytecode editor
A visual-based IDE for C language uses block drag and drop technology