IDEs
Anjuta
Develop software in an integrated development environment
Code::Blocks IDE
IDE for C, C++ and Fortran
eric6
Integrated Development Environment for Python
FLUID
FLTK GUI Designer
Fritzing
Electronic Design Automation software
Gambas3
IDE for the Gambas language
Geany
A fast and lightweight IDE using GTK+
Glade
Create or open user interface designs for GTK+ applications
Groovy Console
Groovy Script Console
Lazarus (2.0.6)
Lazarus IDE (2.0.6)
Builder
An IDE for GNOME
Cuttlefish
Icon Previewer for Artists and Developers
KDevelop
Featureful, plugin-extensible IDE for C/C++ and other programming languages
KDevelop PHP Support
PHP language support for KDevelop
KDevelop Python Support
Python language support for KDevelop
Plasma Engine Explorer
Explorer for the data published by Plasma DataEngines
Plasma Look And Feel Explorer
Explore and edit your Plasma Look And Feel themes
Plasma Theme Explorer
Explore and edit your Plasma themes
Plasmoidviewer
Testing tool for Plasma applets
jupp, the Editor which sucks less
Edit text files, programs, …
Qt Creator
Provides a cross-platform, complete integrated development environment (IDE) for application developers to create applications for multiple platforms and devices
Thonny
Python IDE for beginners
Proof General
Organise your proofs!
SASM
Simple crossplatform IDE for NASM, MASM, GAS and FASM assembly languages.