Every resource founders actually use, in one library.

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

1. You connect your Gmail and Signal maps your invisible network against 3M+ founder to VC connections, so you can see which of... NFX Tool · 30 min to set up · Starting Up Signal: the free network map that reveals your intro paths to specific VCs NFX In 2 answers
2. Beyond the intro itself, this manual gives you the operating system around it: a shared tracker with an owner assigned to every... NFX Essay · 40 min read · Starting Up The NFX Fundraising Manual NFX In 2 answers
3. A founder describing his actual peer group, not a coach selling a framework. Klenk ran a group that met every one to two months... Medium (Passbase CEO) Essay · 7 min read · Starting Up The importance of a founder peer group Mathias Klenk In 2 answers
4. The Indian reality is that the strongest peer groups live on WhatsApp, not on Slack or a paid platform, and they form around a... TICE News Article · 6 min read · Starting Up How WhatsApp Groups Are Powering India's Next-Gen Founders TICE Editorial In 2 answers
5. Written by a VC firm for founders, this is the method for the 15-minute coffee the answer tells you to book. Keep it to 30... Hustle Fund (Hustle Commons) Article · 8 min read · Starting Up How to Run a Great Coffee Meeting Hustle Fund In 2 answers
6. This is the mechanics behind our answer: a global investor cannot warm-intro someone they have never heard of, so you make... Failory Article · 18 min read · Starting Up How to Build in Public as a Founder (+20 Examples) Failory In 2 answers
7. This is the Indian founder's version of the same warning, with names attached. It states plainly that chasing celebrity mentors... Inc42 Article · 10 min read · Starting Up How The Right Mentoring Can Boost Startup Success Inc42 Staff In 2 answers
8. This is the most direct answer to the second half of your question: where do you actually find these people. The piece walks... Product Talk Article · 15 min read · Starting Up Tools of the Trade: Finding People to Interview Before You Have Customers Melissa Suzuno In 2 answers
9. This is founders trading real tactics on the exact wall you will hit: getting strangers to say yes to a call. You get honest,... Indie Hackers Thread · 10 min read · Starting Up How do you actually get people to do customer discovery interviews? Indie Hackers In 2 answers
10. A focused guide on the recruiting outreach itself, with a message template you can adapt. It covers who to ask, how to word the... Wynter Article · 12 min read · Starting Up Customer interviews: How to always get a yes Hannah Shamji In 2 answers
11. Concrete stories of Indian founders who went to where their customers were before building, like Shiprocket's founder... Penguin Random House India Article · 10 min read · Starting Up How India's Top Startup Founders Validated Their Business Ideas Penguin Random House India In 2 answers
12. A friendly form tool for running the interviews, waitlists, and fake door signups that power a no code MVP. You can gauge... typeform.com Tool · Starting Up Typeform typeform.com In 2 answers
13. Winters, who led growth at Pinterest and Grubhub, reframes PMF as the point where users stop leaving, and shows how to read it... Casey Accidental (Casey Winters) Essay · ~3,500 words · Starting Up Casey's Guide to Finding Product/Market Fit Casey Winters In 2 answers
14. Segment's founder walks through failures and near-misses so you can feel the contrast between not having fit and having it.... Y Combinator (Startup Library) Video · ~45 min · Starting Up How to Start a Startup: Finding Product-Market Fit Peter Reinhardt (Segment) In 2 answers
15. Blank widens pivot beyond product to any of the nine parts of your business model, which helps you find the one big thing to... steveblank.com (Steve Blank) Essay · ~8 min read · Starting Up Do Pivots Matter? (What's a Pivot?) Steve Blank In 2 answers
16. Caldwell has watched thousands of YC companies pivot, and he lays out what a good pivot looks like versus flailing. His key... Y Combinator Startup Library (Dalton Caldwell) Video · ~15 min · Starting Up All about pivoting Dalton Caldwell In 2 answers
17. A practical roundup of demand-testing models, including the 'dry wallet' or pre-sales test where you ask for payment before the... RevenueCat Blog Article · ~15 min read · Starting Up 5 Proven Models for Testing Customer Demand RevenueCat In 2 answers
18. Design partners are how B2B founders validate with depth, and this gives you a practical way to pick the right ones. The... Andreessen Horowitz (a16z) Article · 12 min read · Starting Up A Framework for Finding a Design Partner Seema Amble and Jennifer Li (a16z) In 2 answers
19. This is the operational how-to for the depth path: how to structure a design partnership so it produces real validation, not... Common Paper Article · 10 min read · Starting Up How To Work With Design Partners Jake Stein (Common Paper) In 2 answers
20. Your short answer names the LOI as a real B2B validation signal, and this is a clean, lawyer-built template made for exactly... Common Paper Template · 1 to 2 page template · Starting Up Free Letter of Intent Template Common Paper In 2 answers
21. When your manual matching works and you finally do need software, this guide plus its no code builder lets you stand up a real... Sharetribe Academy Tool · ~40 min read · Starting Up Create a Marketplace: Build Your Platform in 10 Steps Sharetribe In 2 answers
22. A tight, practical breakdown of what a concierge MVP is actually testing, using the Food on the Table example step by step. It... Res Extensa (Coleman McCormick) Article · Starting Up Learning from the Concierge MVP Coleman McCormick In 2 answers
23. The free course from the person who coined get out of the building, the core idea that no facts about your idea live inside... Udacity Course · Self-paced, ~8 lessons · Starting Up How to Build a Startup: The Lean LaunchPad Steve Blank In 2 answers
24. Concrete evidence that building outside Bengaluru, Mumbai, and Delhi is not a handicap but increasingly an advantage, from... YourStory Article · Starting Up How Tier 2 Cities Are Powering India's Next Startups YourStory In 2 answers

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