Free library
UX guidelines and principles, free to read.
50 pages from the ProUX library. Each one names the issue, the fix and the takeaway, with sources. The full library, 350+ pages, is in the app on Pro, and every answer in the app cites it.
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Principles
UX Fundamentals
- 128Aesthetic & Usability Effect
- 161Affordances
- 176Banner Blindness
- 168Cognitive Load
- 162Discoverability
- 140Doherty Threshold
- 164Feedback
- 150Figure-Ground
- 132Fitt’s Law
- 131Hick’s Law
- 134Jakob’s Law
- 194Law of Closure
- 148Law of Common Region
- 151Law of Continuity
- 149Law of Proximity
- 147Law of Similarity
- 170Mental Model
- 133Miller’s Law
- 146Occam’s Razor
- 139Pareto Principle
- 135Parkinson’s Law
- 156Peak-End Rule
- 136Postel’s Law
- 152Progressive Disclosure
- 154Serial Position Effect
- 163Signifiers
- 137Tesler’s Law
- 179Visual Hierarchy
- 142Von Restorff Effect / Isolation Effect
- 144Weber’s Law
- 145Zeigarnik Effect
Guidelines
Cart
Checkout Page
General
- 766Ensure Every Page Works Well on Mobile Devices to Keep Users Happy and Engaged
- 769Essential Product Image Angles - A Quick Guide for eCommerce
- 760Fancy Menus Can Confuse Users: Stick to Familiar Navigation for Better Results
- 758Improve Mobile Experience by Removing Auto-Rotating Carousels
- 756Make Your Website Text Easy to Read and Engage Visitors
- 755Speed Optimization Guidelines for eCommerce