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. Shapiro gives you five specific things to monitor (technology, behavior, environment, regulation, distribution) so your... Julian Shapiro (Startup Handbook) Essay · 20 min read · Starting Up Finding Startup Ideas through Market Timing Julian Shapiro In 3 answers
  2. Johnson shows that most breakthroughs are slow hunches that sit half-formed for years and combine with other fragments, which... TED (Steven Johnson) Video · 18 min · Starting Up Where good ideas come from Steven Johnson In 3 answers
  3. Written from an early-stage investor's chair, this walks the calculation with examples and is blunt that a bottom-up build... Antler Article · Starting Up TAM, SAM and SOM: How to Calculate the Size of Your Market Akshat Agarwal In 3 answers
  4. A follow up that applies the idea maze to a wave many of you are riding right now. It shows how founders repeatedly chased the... cdixon.org Essay · 5 min read · Starting Up The idea maze for AI startups Chris Dixon In 3 answers
  5. Video · 12 min · Starting Up How VCs Evaluate Startup Timing, featuring Pete Flint at NFX Pete Flint, NFX In 3 answers
  6. This episode focuses specifically on how the consuming class is shifting and what that does to sizing over time. It helps you... Ideas of India, Mercatus Center Podcast · 1 hr 20 min · Starting Up Sajith Pai Unpacks the 2024 Indus Valley Report and the Changing Indian Consumer Shruti Rajagopalan with Sajith Pai In 3 answers
  7. If you truly have no category, this is the book on deliberately designing one, which reframes sizing as creating demand rather... playbigger.com Book · Book · Starting Up Play Bigger Al Ramadan, Dave Peterson, Christopher Lochhead, Kevin Maney In 3 answers
  8. Perez shows that real technological revolutions run on 50 year cycles with a predictable frenzy, a crash, and then a long... Goodreads Book · 224 pages · Starting Up Technological Revolutions and Financial Capital Carlota Perez In 3 answers
  9. Naval defines specific knowledge as the thing you cannot be trained for, built from your curiosity, obsessions, and the way you... Naval Essay · 6 min read · Starting Up Arm Yourself With Specific Knowledge Naval Ravikant In 3 answers
  10. An investor's view of why founder-market fit is a top filter at the earliest stage, when there is little else to judge. It... F2 Venture Capital Article · 8 min read · Starting Up Founder Market Fit Matters F2 VC In 3 answers
  11. This is about the unique insight half of 'why you': seeing a market others dismiss and having the conviction to build there. It... First Round Review Article · 20 min read · Starting Up Future Founders, Here's How to Spot and Build in Nonobvious Markets Elad Gil In 3 answers
  12. Podcast · ~90 min video · Starting Up Kunal Shah on winning in India and second-order thinking Kunal Shah with Lenny Rachitsky In 3 answers
  13. Each year a16z partners publish the problems they think startups will tackle next, which is less a prediction and more a map of... Andreessen Horowitz Article · 20 min read · Starting Up Big Ideas in Tech a16z partners In 3 answers
  14. Intel's former CEO defines the "strategic inflection point," the moment a real shift changes the fundamentals of a business,... Andrew S. Grove (Penguin Random House) Book · Book (~210 pages) · Starting Up Only the Paranoid Survive Andrew S. Grove In 3 answers
  15. A ready to use version of the 40 percent very disappointed survey, so you can measure real attachment instead of guessing from... LearningLoop Template · quick setup · Starting Up Sean Ellis Product-Market Fit Survey Sean Ellis (framework) In 3 answers
  16. If ONDC is your opening, this is the primary source for how the network actually works and how to join it, including... ONDC Tool · Starting Up ONDC (official network) ONDC In 3 answers
  17. This is the internal memo Butterfield sent his team two weeks before Slack's launch, written from inside the wreckage of... Medium Essay · Starting Up We Don't Sell Saddles Here Stewart Butterfield In 3 answers
  18. Ryan Hoover has watched more product launches than almost anyone through Product Hunt, and this conversation covers exactly... Lenny's Podcast Podcast · Starting Up How to launch and grow your product | Ryan Hoover of Product Hunt and Weekend Fund Lenny Rachitsky, Ryan Hoover In 3 answers
  19. This is the data behind if you talk less than the customer, you're doing it right. Gong analyzed hundreds of thousands of real... Gong Labs Article · ~10 min read · Starting Up Mastering the talk-to-listen ratio in sales calls Gong Labs In 3 answers
  20. A short, practical guide you can lift straight into your own process: how many times to follow up, what to say at each touch,... Close Template · Starting Up The Follow Up Formula Steli Efti In 3 answers
  21. This is narrower than the cadence advice elsewhere on this list: it is specifically about what makes the follow-up email itself... Gong Article · 8 min read · Starting Up Scientific Tips for Writing the Perfect Follow-Up Sales Email Gong In 3 answers
  22. Pete Kazanjy, who has built and scaled multiple B2B sales orgs, gives a founder-focused breakdown of how to get specific enough... Lenny's Podcast Article · 10 min read · Starting Up Defining your ideal customer profile: Pete Kazanjy's perspective Pete Kazanjy In 3 answers
  23. A real teardown of real cold emails sent to a real, busy recipient, with his honest reaction to each subject line. Reading... Nick Gray Essay · Starting Up Feedback on 4 Cold Emails To Me From Ramit's Brain Trust Nick Gray In 3 answers
  24. Sethi has spent years publicly refining cold outreach scripts and testing subject lines with real recipients, and this collects... Ramit Sethi Template · Starting Up 50 Proven Email Scripts Ramit Sethi In 3 answers

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