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. Useful for the shift it documents: away from big trade shows toward small hosted formats, with partner co-hosted events cutting... Zuddl Report · 40 min read · GTM The 2026 Trends & Playbook for High-Impact B2B Events Zuddl In 2 answers
  2. Names the six channels B2B companies actually grow on and shows how top companies weight them, which is the frame you need when... Lenny's Newsletter Newsletter · 20 min read · GTM Scaling your B2B growth engine Lenny Rachitsky In 2 answers
  3. If you sell into Indian enterprises, DPDP is now part of the security review alongside SOC 2. This lays out the obligations... Wattlecorp Cybersecurity Labs Article · 16 min read · GTM What SaaS Providers Need to Know About India's Digital Personal Data Protection Act 2023 Irshad Rafeekhudheen PK In 2 answers
  4. The one piece to read if you only read one. It puts the trial and freemium question inside the bigger strategic choice... Tomasz Tunguz Article · 25 min read · GTM The Complete Guide to SaaS Pricing Strategy Tomasz Tunguz In 2 answers
  5. The shape of an Indian government or PSU software contract, which nothing in the global SaaS canon prepares you for: EMD of one... TenderDekho Article · 25 min read · GTM Software Tenders in India 2025: The Complete Guide Arjun Reddy In 2 answers
  6. The margin defence most companies are actually reaching for. Poyar's number is the one to remember: roughly 70 to 80 percent of... Growth Unhinged Newsletter · 14 min read · GTM Why everyone's switching to AI credits Kyle Poyar In 2 answers
  7. Gives you the current benchmarks to set expectations with your board (roughly 45 to 53 percent depending on how much of the... Jeff Brokaw Article · 12 min read · GTM AI Gross Margins: Why the 90% SaaS Benchmark Is Gone Jeff Brokaw In 2 answers
  8. Microsoft's own announcement of the sender rules for Outlook.com, Hotmail and Live addresses, which made Microsoft the third of... Microsoft Tech Community (Outlook blog) Article · 6 min read · GTM Strengthening email security: Outlook's new requirements for high-volume senders Puneeth In 2 answers
  9. How ELSS gives you the old regime's ₹1.5 lakh tax deduction (section 80C, section 123 from 1 April 2026) while keeping the... ClearTax Article · Wealth ELSS tax-saving funds ClearTax In 2 answers
  10. The Income Tax Department's own questions and answers on the Income-tax Act, 2025: what it replaces, the tax year, and how... Income Tax Department Guide · Wealth Objective and scope of the new Act: FAQs Income Tax Department In 2 answers
  11. How Sovereign Gold Bonds are taxed after Budget 2026, when the tax-free redemption was limited to original subscribers. ClearTax Article · Wealth Capital gains tax on Sovereign Gold Bonds from 1 April 2026 ClearTax In 2 answers
  12. Hard data: even technical YC founders let AI write 95% of the code. techcrunch.com Article · How Founders Use AI A quarter of YC's cohort have codebases that are almost entirely AI-generated TechCrunch In 2 answers
  13. India's sharpest business publication on the homegrown vibe-coding wave. the-ken.com Article · How Founders Use AI How SoftBank-backed Emergent is scripting a vibe-coding playbook The Ken In 2 answers
  14. Quantifies the rebuild bill waiting at the end of unreviewed AI code. getcreatr.com Article · How Founders Use AI Vibe coding technical debt: 8,000 startups are now paying to rebuild Creatr In 2 answers
  15. What month six looks like on a codebase nobody understands. hackernoon.com Article · How Founders Use AI The vibe coding hangover: what happens when AI writes 95% of your code? HackerNoon In 2 answers
  16. The definitive definition piece everyone else quotes. simonwillison.net Article · How Founders Use AI Not all AI-assisted programming is vibe coding (but vibe coding rocks) Simon Willison In 2 answers
  17. A creator-economy lens on why non-coders adopted the term. news.thepublishpress.com Article · How Founders Use AI Vibe Coding, Explained The Publish Press In 2 answers
  18. The AI-engineering community's annotated read of the keynote. latent.space Article · How Founders Use AI Andrej Karpathy on Software 3.0 Latent Space (swyx) In 2 answers
  19. The official handbook: four levels of prompting, from training wheels to meta. lovable.dev Guide · How Founders Use AI The Lovable Prompting Bible Lovable In 2 answers
  20. The canonical cautionary tale, live-tweeted as it happened. x.com Thread · How Founders Use AI leo: 'guys, I'm under attack' Leo (Enrichlead) In 2 answers
  21. The full Enrichlead post-mortem with the lessons spelled out. pivot-to-ai.com Article · How Founders Use AI 'Guys, I'm under attack': AI vibe coding in the wild Pivot to AI In 2 answers
  22. Builders sharing which mistakes they personally shipped. indiehackers.com Article · How Founders Use AI Vibe coding has a security problem Indie Hackers In 2 answers
  23. A roundup of early incidents and the patterns they share. techstartups.com Article · How Founders Use AI When vibe coding goes wrong Tech Startups In 2 answers
  24. Security, scaling, and survival tactics in one founder-level doc. shareuhack.com Guide · How Founders Use AI The real cost of vibe coding in production: a practical survival guide ShareUHack In 2 answers

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