Explore · The library

Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

What founders use most, ranked by how many answers lean on it.

  1. An Indian product team writing about how they think, not just how they draw. Zomato argues that good UX starts from... Zomato Article · 10 min read · Starting Up Product Before Pixels: a product thinking workshop for designers Zomato Design
  2. A behind the scenes look at how an Indian company built consistency into a fast moving product with a shared design system. It... Zomato Article · 8 min read · Starting Up Zomato's Sushi Design System Zomato Design
  3. The quality of your test depends entirely on the tasks you give. This piece shows how to write realistic scenarios that do not... Nielsen Norman Group Article · ~9 min read · Starting Up Turn User Goals into Task Scenarios for Usability Testing Marieke McCloskey
  4. Wireframing is the skill the short answer says you actually need, and this explains it without design jargon. It covers low... Figma Article · 12 minute read · Starting Up What is Wireframing? The Complete Guide Figma
  5. The short answer says the real work is thinking through the user's path, and mapping the flow is how you do that before... Figma Article · 10 minute read · Starting Up What is a user flow, and why it matters Figma
  6. This chapter argues you can think through a whole flow with words and crude sketches before any real design tool. Breadboarding... Basecamp Essay · 20 minute read · Starting Up Shape Up: Find the Elements (breadboarding and fat marker sketches) Ryan Singer
  7. This is the book behind the whole idea that good design is affordances and feedback, the exact language in our short answer.... Don Norman Book · Book, approx 350 pages · Starting Up The Design of Everyday Things (Revised and Expanded Edition) Don Norman
  8. This backs up the first three seconds claim with research: people judge a page in milliseconds, and that snap verdict is hard... Nielsen Norman Group Article · 10 min read · Starting Up First Impressions Matter: How Designers Can Support Humans' Automatic Cognitive Processing Therese Fessenden
  9. The rule behind trimming your onboarding, your pricing tiers, and your menus. More choices mean slower decisions, so this card... Laws of UX Article · 5 min read · Starting Up Hick's Law Jon Yablonski
  10. Why your primary button should be big and easy to reach, especially on mobile. The time to hit a target depends on its size and... Laws of UX Article · 5 min read · Starting Up Fitts's Law Jon Yablonski
  11. The chunking principle that keeps forms and dashboards from overwhelming people. Working memory is limited, so you group... Laws of UX Article · 5 min read · Starting Up Miller's Law Jon Yablonski
  12. The deeper, research backed treatment from the field's most trusted usability lab. It explains the actual mechanics of target... Nielsen Norman Group Article · 12 min read · Starting Up Fitts's Law and Its Applications in UX Raluca Budiu
  13. A curated map of the psychology that underpins these laws, with links to go deeper on each. Rather than one principle, it... Nielsen Norman Group Article · 10 min read · Starting Up Psychology for UX: Study Guide Tanner Kohler
  14. A clear, example rich walkthrough of Hick's Law with the history and the practical moves side by side. It shows how to figure... Interaction Design Foundation Article · 8 min read · Starting Up Hick's Law: Making the Choice Easier for Users Mads Soegaard
  15. A hands on explainer of how size and distance shape whether a control feels easy or fiddly. It uses concrete UI examples,... Interaction Design Foundation Article · 8 min read · Starting Up Fitts's Law: The Importance of Size and Distance in UI Design Interaction Design Foundation
  16. A clear Hick's Law primer from one of India's established design studios, so the framing sits close to home. It lays out four... Think Design (India) Article · 7 min read · Starting Up Understanding Hick's Law and Its Application in UX Design Stuti Mazumdar
  17. Hulick pulls apart the first run experience of well known apps screen by screen, showing what each step costs and what it... UserOnboard Article · Starting Up User Onboarding Teardowns Samuel Hulick
  18. A comic style teardown of Blinkist onboarding grounded in behavioral psychology, showing why each step helps or hurts. It gives... Growth.Design Article · Starting Up One Simple Psychology Framework To Improve Your Onboarding (Blinkist) Growth.Design
  19. Duolingo lets people finish a full lesson before it ever asks them to create an account, and this study breaks down why that... Growth.Design Article · Starting Up Duolingo's User Retention: 8 Tactics Tested On 300 Million Users Growth.Design
  20. Research backed rules for making forms feel effortless, which is where much of onboarding drop happens. It directly supports... Nielsen Norman Group Article · Starting Up Few Guesses, More Success: 4 Principles to Reduce Cognitive Load in Forms Huei-Hsin Wang
  21. A structured guide to diagnosing and fixing onboarding from one of the most respected growth education teams. It helps you map... Reforge Article · Starting Up Optimize new user onboarding Reforge
  22. A pointed case study in obvious labels over clever ones. A vague "Get Started" button reads as friendly but leaves people... Nielsen Norman Group Article · ~6 min read · Starting Up "Get Started" Stops Users Aurora Harley and Kim Flaherty
  23. Eye tracking evidence for how people actually scan a screen, which tells you where to put the things that matter. If your... Nielsen Norman Group Article · ~12 min read · Starting Up F-Shaped Pattern of Reading on the Web: Misunderstood, But Still Relevant Kara Pernice
  24. A former Facebook design VP walks through how to look at a screen and judge whether it works, from first impression to first... Julie Zhuo (The Year of the Looking Glass) Essay · ~12 min read · Starting Up How to Do a Product Critique Julie Zhuo

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