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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. n8n's own notice of the 3.0 beta (27 Oct 2026): breaking changes, a migration report in your instance and the stable release... blog.n8n.io Article · How Founders Use AI Introducing n8n 3.0 n8n In 3 answers
  2. A law firm's plain summary of India's amended IT Rules: large platforms must ask users whether content is synthetic and label... hlc.com Article · How Founders Use AI India introduces mandatory labelling for AI and 3-hour takedown for illegal content Hogan Lovells In 3 answers
  3. Meta's own post: Ads Creative Studio rolling out, video from static assets generally available in Advantage+ creative, and hook... facebook.com Article · How Founders Use AI Advertising Week New York 2026: New AI Capabilities to Guide Campaigns and Reach Customers Meta In 3 answers
  4. X's own terms, which now make you responsible for any feature that performs autonomous actions on your behalf, so an agent... x.com Article · How Founders Use AI X Terms of Service (effective 9 October 2026) X In 3 answers
  5. Explains privilege and work product in plain terms and cites United States v. Heppner, where a defendant's chats with public... harvey.ai Article · How Founders Use AI The Rules of Privilege Still Apply When Lawyers use AI Harvey (its Chief Legal Officer) In 3 answers
  6. OpenAI's dated log of every change, including the India Go launch at Rs 399, the end of the free year and the new voices. help.openai.com Article · How Founders Use AI ChatGPT release notes OpenAI Help Center In 3 answers
  7. Mollick's way to decide when to delegate (your time against the time to brief and check) and the six questions a good brief... oneusefulthing.org Article · How Founders Use AI Management as AI superpower Ethan Mollick (One Useful Thing) In 3 answers
  8. Step-by-step setup: eligibility, naming your dot, giving it tasks and reviewing what is in progress, scheduled and done. help.openai.com Guide · How Founders Use AI Getting started with your dot OpenAI Help Center In 3 answers
  9. OpenAI's page on what is used for training by default and how Temporary Chat keeps a conversation out of history and training. help.openai.com Guide · How Founders Use AI Data controls in ChatGPT OpenAI In 3 answers
  10. Anthropic's scores for Claude in Hindi, Bengali and other languages against English, with three tips: name the languages, use... platform.claude.com Guide · How Founders Use AI Multilingual support Anthropic In 3 answers
  11. OpenAI's test of 2,278 questions on Indian culture in 12 languages including Hinglish, written by 261 Indian experts, and why... openai.com Article · How Founders Use AI Introducing IndQA OpenAI In 3 answers
  12. A clear, no-nonsense primer on the three market-size numbers every founder gets asked about, with the bottom-up method that... carta.com Article · ~12 min read · Starting Up Market Size: What is TAM, SAM, & SOM? Carta In 2 answers
  13. A grounded India-specific feature with hard-won lessons from BigBasket, Razorpay, BrowserStack and Instamojo on understanding... Inc42 Article · ~15 min read · Starting Up Defining, Measuring And Solving Product-Market Fit Puzzle For Startups Inc42 In 2 answers
  14. The definitive text on how strong product teams discover and deliver products customers love, from the most cited voice in... Silicon Valley Product Group Book · ~370 pages · Starting Up INSPIRED: How to Create Tech Products Customers Love (2nd Ed.) Marty Cagan In 2 answers
  15. A grounded, India-specific look at how well-known desi brands actually got named, a better cultural template for Indian... YourStory Article · 7 min read · Starting Up From Nykaa to Zerodha: the fascinating origins of India's favourite brand names YourStory In 2 answers
  16. A real Indian case study of brand and trust built with zero ad spend, proof that product, transparency and word of mouth beat a... Inc42 Article · 5 min read · Starting Up Zerodha now has over 1.6 Cr users without advertising Inc42 Staff In 2 answers
  17. The original, still-used test for whether you have product-market fit, from the person who coined 'growth hacking' and grew... Startup Marketing / GrowthHackers Article · ~10 min read · Starting Up The Sean Ellis Product-Market Fit Survey (40% Test) Sean Ellis In 2 answers
  18. The definitive explanation of why every marketing channel decays over time, from an a16z general partner who wrote 650+ essays... andrewchen.com Article · ~8 min read · Starting Up The Law of Shitty Clickthroughs Andrew Chen In 2 answers
  19. A myth-busting piece showing most 'viral' growth is actually broadcast reach, so you can stop praying for virality and engineer... Lenny's Newsletter Article · ~12 min read · Starting Up Virality Is a Myth (Mostly) Lenny Rachitsky In 2 answers
  20. A16z is the definitive source on marketplace and network-effect business models, having funded and studied more of them than... a16z.com Article · long-form article · Starting Up All About Network Effects & Marketplaces Andreessen Horowitz (a16z) In 2 answers
  21. A practical India-specific guide to term sheets and iSAFEs, written by working Indian VCs and startup lawyers (3one4 Capital,... Inc42 Article · 30 min read (guide) · Starting Up Decoding Term Sheets for Early-Stage Startups Siddarth Pai, Roma Priya, Yagnesh Sanghrajka In 2 answers
  22. The official Indian government primer on structuring ESOPs for startups, a primary source on the rules that most blog posts... startupindia.gov.in Article · Official primer · Starting Up Employee Stock Options for Startups (Startup India) Startup India / DPIIT In 2 answers
  23. Data-backed reporting that normalizes founder burnout with real numbers, proof you're not uniquely broken, plus context on why... sifted.eu Article · medium · Starting Up More Than Half of Founders Experienced Burnout Last Year Sifted In 2 answers
  24. From the startup world's most in-demand executive coach, this book makes the case that radical self-inquiry, examining the... HarperBusiness Book · long · Starting Up Reboot: Leadership and the Art of Growing Up Jerry Colonna In 2 answers

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The hubs

Starting Up Find an idea, validate it, build, and land your first customers. 1046 questions GTM Go-to-market, from breaking in to how the best teams do it. 352 questions D2C Building a direct-to-consumer brand, India-first. 482 questions Wealth Paying yourself, ESOPs, secondaries, and de-risking founder wealth. 154 questions How Founders Use AI How founders actually put AI to work, mapped topic by topic. 278 questions Glossary Plain-language definitions of the startup and VC terms you'll hit. 390 terms
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