The IDE for competitive programming
Kile is a feature-rich LaTeX editor
Nyquist is a language for sound synthesis and music composition.
Thinking notebook and Markdown editor
Award-winning modern data processing SDK in C++20
The allRound pocket sized CodeEditor.
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
wxMEdit, Cross-platform Text/Hex Editor, Improved Version of MadEdit
SynEdit in C++ for C++Builder
Best IDE for Beginners
CodeLite: an open source, cross platform C/C++/PHP and JavaScript IDE
GLSL shader prototyping tool based on Eclipse IDE.
A visual-based IDE for C language uses block drag and drop technology
Light-weight Scintilla-based text editor with syntax highlighting
A PlantUML editor written in Qt4
Powerfull pre-processor
Graph algorithms interpreter, IDE, debugger, 3D visualizations.
Pascal and Java Scintilla wrappers
Library of linguistic tools
A code editor for the D programming language