- Application
- Backup Tools
- Browsers and Plugins
- Business
- CD and DVD Tools
- Communications
- Compression Tools
- Converter
- Desktop
- Development
- Download Manager
- Drivers and Peripherals
- Education
- Email Software
- Email Tools
- Emulator
- File Sharing
- File Storage
- File Transfer
- File Viewer
- Games & Entertainment
- Graphic Apps
- Graphics Application
- Home & Hobby
- Home and Leisure
- Information Management
- Location Services
- Multimedia
- Network
- Photos and Images
- Programming
- Recovery
- Scheduling
- Security Tools
- Shell and Desktop
- Streaming
- System Utilities
- Translation
- Update Tools
- WildTangent
- Word Processor
Cantor (KDE Frontend to Mathematical Software)
KDE Education Project (Freeware)
Education
- GeoGebra
- WordWeb
- Periodic Table
- Greenfoot
- The Hadith Software.
- Seterra 3.0
- JHelioviewer
- Curvefit
- Math-o-mir
- XTerm Medical Dictionary
- KDE Marble
- LearnWords Windows
- ABA English Course
- NaturalReader
- Orbital Viewer
- Random Word Generator
- MedCalc
- Vocaboly
- iSpring QuizMaker
- Electronics Assistant