Quant-UX
Open-source prototyping and usability testing platform
Free and open-source, cloud instance available
open-source prototyping usability-testing ux
About Quant-UX
Quant-UX is a free, open-source prototyping tool with built-in usability testing. Create interactive prototypes, run remote user tests, and analyze results with heatmaps and task analytics. Self-host or use the free cloud instance. A unique approach that combines design and research.
Highlights
- ✓ Built-in usability testing with heatmaps
- ✓ Interactive prototyping with logic and data
- ✓ Free cloud instance — no setup required
- ✓ Remote user testing with task analytics
Limitations
- ✗ Not a full design tool like Figma
- ✗ Smaller community and fewer resources
- ✗ Limited component library compared to Figma
Detailed Comparisons
Last updated: 2026-03-01