Apache NetBeans
Phoenix is a modern open-source Code Editor for the web
AstroNvim is an aesthetic and feature-rich neovim config
Kotlin code completion, diagnostics and more for any editor/IDE
A free C, C++ and Fortran IDE
Rapid applications development tool and libraries for FPC
A web based file manager, web IDE / browser based code editor
Lightweight and easy to use cross-platform C++ IDE
Kile is a feature-rich LaTeX editor
Modernized fork of NEdit, with unicode support and AA text rendering
Learn Java the easy way!
Jexer - Java Text User Interface Library
Customizable multiplatform development environment.
an OSGi-based Swing Application Framework
A powerful editor and graphical debugger for code written in Scilab
ideU the ide. Universal.
Symja - Java computer algebra language & symbolic math library
LiteIDE is a simple, open source, cross-platform Go IDE.
A hackable text editor for the 21st Century
Web IDE in single HTML file