Every resource founders actually use, in one library.

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

1. Five questions you can answer this afternoon from data you already have, including the underused one about what objections... Andreessen Horowitz Article · ~10 min read · GTM A Framework for Defining and Refining Your ICP Michael King In 7 answers
2. The whole 400 page book is readable free chapter by chapter, written specifically for founders and first-time sellers rather... foundingsales.com Book · full book, free online · GTM Founding Sales: the early stage go-to-market handbook Pete Kazanjy In 7 answers
3. A three step method (brainstorm milestones, regress against retention, then experiment to prove causation) with worked examples... Lenny's Newsletter Article · 15 min read · GTM How to determine your activation metric Lenny Rachitsky In 7 answers
4. Concrete plays with named examples: Zapier's 70,000 programmatic pages, Airtable's template library, Figma's free editor. This... Lenny's Newsletter Article · 20 min read · GTM Product-Led Marketing: How to get traffic and users for your product at a near-$0 CAC Kyle Poyar In 7 answers
5. A full 0 to 100M ARR guide from an Indian company that lived it, covering acquisition, activation, retention, monetisation and... Chargebee Report · 45 min read · GTM The Revenue Growth Guide for Self-Serve SaaS Businesses Chargebee In 7 answers
6. Goes past the single aha metric to a three stage model (setup, aha, habit) with Apollo.io and Appcues case studies, plus the... Product Growth Article · 25 min read · GTM How to Measure Onboarding: Advanced Topics in Activation Metrics Aakash Gupta and Ramli John In 7 answers
7. The clearest single explanation of the five partner types and what each is worth, including real margin bands (20 to 30% for... Bessemer Venture Partners (Atlas) Article · 20 min read · GTM The GTM guide to building SaaS channel partnerships MP Eisen In 7 answers
8. Names the two ways founders get the timing wrong, scaling too early and scaling too late, and walks the progression from... Founding Sales Book · 35 min read · GTM Founding Sales, Chapter 10: Early Sales Management and Scaling Concepts Peter Kazanjy In 7 answers
9. Written for Indian SaaS founders by the Everstage CEO, ex Freshworks. It gives the working numbers: quota period must be at... SaaSBoomi Article · 10 min read · GTM Getting the Quotas Right for Your SaaS Sales Teams Siva Rajamani In 7 answers
10. Stripe's Chief Business Officer on building a written sales operating model (leads, conversion, deal size, win rate, cycle) so... SignalFire Article · 14 min read · GTM How to train and measure your startup's early sales hires Sadasia McCutchen with Jeanne DeWitt Grosser In 7 answers
11. 365 B2B companies surveyed on ramp, tenure, attrition, activity and comp. When you want to know whether your ramp is slow or... The Bridge Group Report · Report, 20 min read · GTM The 2023 SDR Metrics and Compensation Report The Bridge Group In 7 answers
12. The source of the 95-5 rule: at any moment only about 5 percent of your buyers are in market, so most brand spend is aimed at... LinkedIn B2B Institute Report · Report hub · GTM How B2B Brands Grow LinkedIn B2B Institute with the Ehrenberg-Bass Institute In 7 answers
13. The canonical, no-hype reference on building a simple index portfolio and why costs and discipline beat cleverness. Bogleheads Guide · Wealth Bogleheads: getting started Bogleheads In 7 answers
14. What debt funds are, the types, the risks, and their recently changed tax treatment in India, before you park money in one. ClearTax Article · Wealth Debt mutual funds, explained ClearTax In 7 answers
15. OpenAI's own description of an always-on agent with its own computer, a concrete picture of what 'an agent acts for you' means... openai.com Article · How Founders Use AI Introducing dots OpenAI In 7 answers
16. Naval's concept of 'specific knowledge', the thing that feels like play to you and work to everyone else, is the clearest... nav.al Article · ~20 min read · Starting Up How to Get Rich (specific knowledge, leverage & judgment) Naval Ravikant In 6 answers
17. The foundational text on human-centered design that every product person should read once. It rewires how you see every... jnd.org / Basic Books Book · ~350 pages · Starting Up The Design of Everyday Things Don Norman In 6 answers
18. The single best free walkthrough of what belongs on a landing page, with a real 10-step structure and copy examples for every... Marketing Examples Article · 15 min read · Starting Up The step-by-step guide to landing pages that convert Harry Dry In 6 answers
19. First Round has coached hundreds of founding teams through 0-to-$1M ARR; this is their tactical guide to selling in the... First Round Review Article · ~20 min read · Starting Up Founder-led sales First Round Review In 6 answers
20. Lenny's Newsletter is the most trusted operator-written resource on product, growth, and monetization, drawing on data from... lennysnewsletter.com Article · newsletter archive · Starting Up Lenny's Newsletter, Growth, Business Models & Monetization Lenny Rachitsky In 6 answers
21. The most accessible book for non-finance founders on reading a P&L, balance sheet, and cash flow statement. It demystifies the... hbr.org Book · book (~304 pages) · Starting Up Financial Intelligence for Entrepreneurs Karen Berman & Joe Knight In 6 answers
22. The single most useful mental model for whether you actually need to raise. Graham's 'default alive vs default dead' framing... paulgraham.com Article · 10 min read · Starting Up Default Alive or Default Dead? Paul Graham In 6 answers
23. A modern, tactical fundraising and pitch playbook aggregating advice from top operators and investors. Strong on how to build... Lenny's Newsletter Article · 25 min read · Starting Up A Playbook for Fundraising (and building your pitch) Lenny Rachitsky In 6 answers
24. A detailed, clause-by-clause drafting guide with Indian legal context, including enforceability and state-wise stamp duty, that... lawsikho.com Article · Long read · Starting Up Co-Founder Agreements in India 2026: A Comprehensive Drafting Guide LawSikho In 6 answers

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