Scientific games:
- Galaxy Zoo
- Stardust
- EyeWire
- The Cure
- Foldit
- Malaria spot

General platforms
- Crowdflower
- Crowdmed
- Innoncentive

Languages
- Duolingo
- Transcrive bentham
- Soylent

Distributed computing
- Folding@home

Programming design:
- Turkomatic

Annotation:
- Genius
- Mindpixel
- Tomnode