The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- GUI (2 members)
- Gabriel Rausch (2 members)
- Games (1 member)
- Generative Design (1 member)
- Generative Gestaltung (15 members)
- Geometrie (1 member)
- Geometry (1 member)
- Gestaltung (48 members)
- Git (2 members)
- Glossar (1 member)
- Going Mobile (6 members)
- Going Mobile, Exkursion, SS14 (2 members)
- Grafikdesign (3 members)
- Grundelemente (23 members)
- Grundlagen (45 members)
- Gunnar Green (10 members)
- HTML (26 members)
- HTML5 (1 member)
- Hacking (6 members)
- Handlungsmodelle (1 member)
- Hannes Wagner (3 members)
- Harald Lesch (1 member)
- Hardware (20 members)
- Help (7 members)
- Highspeed Camera (1 member)
- HowTo (2 members)
- Howto (1 member)
- IDE (2 members)
- IDF (1 member)
- IFD (6 members)
- IOS (42 members)
- IPad (33 members)
- IPhone (40 members)
- IPodTouch (30 members)
- Image Processing (2 members)
- Immersive Medien (11 members)
- Initial Beginnings (1 member)
- Interaction Design (1 member)
- Interactive (4 members)
- Interactive Gestures (1 member)
- Interactivity (1 member)
- Interaktion (32 members)
- Interface-Design (33 members)
- Interface Design (21 members)
- Interfaces (26 members)
- Internet (31 members)
- Internet of Things (1 member)
- IoT (6 members)
- JAVA (4 members)
- Jan-Peter E.R. Sonntag (1 member)