Every resource founders actually use, in one library.

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

1. Poyar replaces the sales funnel with a five stage new user journey (discover, start, activate, convert, scale) and attaches... Growth Unhinged Newsletter · 10 min read · GTM Your guide to PLG benchmarks Kyle Poyar In 9 answers
2. A short, specific list of what to instrument on a self-serve funnel, including time to activation and time to convert, which... Amplitude Article · 12 min read · GTM Top 10 Metrics to Measure Freemium and Free Trial Performance Carmen DeCouto In 9 answers
3. The most complete breakdown of what goes into a health score: which four to six categories to weight, how to segment scores by... Gainsight Article · 12 min read · GTM Customer Health Score Explained: Metrics, Models and Tools Gainsight In 9 answers
4. The clearest single document on what a revenue data model should look like end to end, from lead through renewal and expansion.... Winning by Design Report · 46 page PDF · GTM The Bowtie Standard Winning by Design In 9 answers
5. The best plain English description of what a sales ops function is for, written by someone who rebuilt one from scratch. Useful... First Round Review Article · 18 min read · GTM The Company-Changing Magic of Sales Operations Done Right Don Otvos In 9 answers
6. The five part narrative structure (name the shift, name winners and losers, show the promised land, position capabilities as... Mission.org Essay · 11 min read · GTM The Greatest Sales Deck I've Ever Seen Andy Raskin In 9 answers
7. Podcast · 1 hr 15 min · GTM The power of strategic narrative | Andy Raskin Lenny Rachitsky In 9 answers
8. A working glossary of the words on your cap table, from the company that stores most of them, so the jargon stops getting in... Carta Article · Wealth Equity 101 for founders and employees Carta In 9 answers
9. OpenAI's own list of the Codex launches: Codex in the cloud, a refreshed CLI and code review, and Sign in with ChatGPT for... openai.com Article · How Founders Use AI DevDay 2026 Recap OpenAI In 9 answers
10. Survey finding that 24% of US AI users use an agent regularly and 32% have let AI act for them without final approval, which is... menlovc.com Article · How Founders Use AI 2026: The State of Consumer AI Menlo Ventures In 9 answers
11. The most systematic step-by-step process for de-risking an idea, built around the Lean Canvas. Where The Lean Startup gives... LEANSTACK Book · ~240 pages · Starting Up Running Lean Ash Maurya In 8 answers
12. Twenty founders describe the pivotal moments on their path to fit, and a recurring theme is why the right founder for the right... First Round Review Article · ~25 min read · Starting Up The Only Way to Win: Advice for Founders From Founders First Round Review In 8 answers
13. The most-quoted primary source on why founders should launch fast and iterate, short, canonical, and from the co-founder of YC.... paulgraham.com Article · ~8 min read · Starting Up Startups in 13 Sentences Paul Graham In 8 answers
14. The official, primary-source guide straight from Product Hunt, it dispels myths and sets realistic expectations, unlike the sea... Product Hunt Article · guide / multi-page · Starting Up Product Hunt Launch Guide Product Hunt In 8 answers
15. Steli Efti (YC alum, co-founder of Close CRM) is one of the most trusted voices on startup outbound and cold email, practical,... Close Article · article series · Starting Up The Close Sales Blog (Steli Efti on cold email & founder sales) Steli Efti In 8 answers
16. A candid founder conversation on building India's largest brokerage entirely on customer money, with no external capital. The... blume.vc Podcast · podcast episode · Starting Up Bootstrapping his way to build the largest online brokerage in India (Nithin Kamath) Blume Ventures Podcast (with Nithin Kamath) In 8 answers
17. A behavioral, dead-simple cash-management system used by over a million businesses to stay permanently profitable. Perfect for... mikemichalowicz.com Book · book (~224 pages) · Starting Up Profit First: Transform Your Business from a Cash-Eating Monster Mike Michalowicz In 8 answers
18. The canonical, no-nonsense overview of how seed fundraising works, written by a former YC president who has seen thousands of... Y Combinator Startup Library Article · 20 min read · Starting Up A Guide to Seed Fundraising Geoff Ralston In 8 answers
19. SISFS is the most accessible non-dilutive cheque for early Indian startups, and this is where you actually apply. It's... Seed Fund Portal (seedfund.startupindia.gov.in) Tool · Application portal · Starting Up Startup India Seed Fund Scheme (SISFS), Official Portal DPIIT, Government of India In 8 answers
20. Video · ~20 min · Starting Up How to do customer interviews? | Rob Fitzpatrick, author of "The Mom Test" Rob Fitzpatrick In 8 answers
21. Judging whether people will actually change their behavior comes down to how well you can hear intensity in what they say, and... deployempathy.com Book · Full book, roughly 250 pages · Starting Up Deploy Empathy: A Practical Guide to Interviewing Customers Michele Hansen In 8 answers
22. Pete Kazanjy is blunt about defining a tight ICP from real signal (who actually buys and closes) rather than from who you wish... Lenny's Podcast Podcast · About 90 minutes · Starting Up Founder-led sales | Pete Kazanjy (Founding Sales, Atrium) Lenny Rachitsky (host), with Pete Kazanjy In 8 answers
23. This is the book most modern cold outbound advice quietly borrows from, so reading the source is worth it. Its "Cold Calling... Amazon Book · ~208 pages · Starting Up Predictable Revenue: Turn Your Business Into a Sales Machine with the $100 Million Best Practices of Salesforce.com Aaron Ross and Marylou Tyler In 8 answers
24. When you are the only one selling something like your product, cost-plus and competitor benchmarks give you nothing to anchor... Wiley (2016) Book · Book, ~240 pages · Starting Up Monetizing Innovation: How Smart Companies Design the Product Around the Price Madhavan Ramanujam and Georg Tacke In 8 answers

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