Explore
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.
- The clearest short explanation of why market category is one of five interdependent positioning pieces, with a real... aprildunford.com Article · 12 min read · GTM A Quickstart Guide to Positioning April Dunford In 11 answers
- The clearest short piece on how to think about giving up and holding equity, and why a smaller slice of a bigger outcome is the... paulgraham.com Essay · Wealth The Equity Equation Paul Graham In 11 answers
- The clearest, calmest case ever written for low cost index investing and leaving it alone. Global, but the mindset travels... jlcollinsnh.com Essay · Wealth The Stock Series JL Collins In 11 answers
- A plain-language India primer on what an ESOP actually is, how vesting and exercise work, and how it is taxed. ClearTax Article · Wealth What is an ESOP? Meaning, taxation, and how it works ClearTax In 11 answers
- The nuanced counterweight: PMF isn't a single binary moment, it can be lost, and 'market' is doing more work than founders... a16z.com Article · ~20 min read · Starting Up 12 Things About Product-Market Fit Andreessen Horowitz (a16z) In 10 answers
- Julian Shapiro's growth handbook frames brand and messaging as downstream of who you're for and what you replace, practical... julian.com Article · 20 min read · Starting Up Positioning (Startup Handbook: brand and marketing foundations) Julian Shapiro In 10 answers
- The most quoted essay on the mechanics of fundraising, distilled from YC Demo Day advice. It reframes fundraising as a sales... paulgraham.com Article · 45 min read · Starting Up How to Raise Money Paul Graham In 10 answers
- This is the canonical piece that put jobs to be done on the map, written by the people who coined it. It uses the famous... Harvard Business Review Article · ~20 min read · Starting Up Know Your Customers' Jobs to Be Done Clayton Christensen et al. In 10 answers
- The book that coined get out of the building and launched the customer development movement. Blank's core claim is that a... Wiley Book · Starting Up The Four Steps to the Epiphany Steve Blank In 10 answers
- Your first filter is whether this is a problem you understand, and this short essay is the clearest statement of why that... cdixon.org Essay · ~5 min read · Starting Up Founder/Market Fit Chris Dixon In 10 answers
- Deals with the four places positioning work actually stalls, including teams that cannot agree on their competitive... Lenny's Newsletter Newsletter · 18 min read · GTM A guide to advanced B2B positioning April Dunford In 10 answers
- The most thorough plain-language reference on vesting, cliffs, strike prices, and exercise windows. Read it once and stop being... Holloway Guide · Wealth The Holloway Guide to Equity Compensation Holloway In 10 answers
- The tax detail on REIT and InvIT payouts and gains, so you know what you actually keep before you invest. ClearTax Article · Wealth How REITs and InvITs are taxed in India ClearTax In 10 answers
- The primary-source telling of the milkshake story, the single most memorable illustration of Jobs to Be Done, straight from... HBS Working Knowledge Article · ~8 min read · Starting Up Clay Christensen's Milkshake Marketing Clayton Christensen (via Harvard Business School) In 9 answers
- The most practical guide to investor updates, from a company that exists purely to help founders send them. Concrete structure... Visible.vc Article · 15 min read · Starting Up How to Write the Perfect Investor Update (Tips and Templates) Visible.vc In 9 answers
- The definitive, data-driven book on early founding-team decisions, drawing on quantitative research covering nearly 10,000... Princeton University Press Book · ~480 pages · Starting Up The Founder's Dilemmas Noam Wasserman In 9 answers
- The definitive manifesto for building a 'calm company', remote-friendly, sustainable, and free of chronic overwork, from a team... 37signals Book · ~232 pages · Starting Up It Doesn't Have to Be Crazy at Work Jason Fried & David Heinemeier Hansson In 9 answers
- The definitive, brutally honest account of 'The Struggle', the emotional and operational reality of running a company when... HarperBusiness Book · long · Starting Up The Hard Thing About Hard Things Ben Horowitz In 9 answers
- Written by a clinical psychologist married to a serial entrepreneur, it pairs real psychological expertise with lived founder... sherrywalling.com Book · long · Starting Up The Entrepreneur's Guide to Keeping Your Sh*t Together Dr. Sherry Walling & Rob Walling In 9 answers
- The definitive founder essay on why raw ideas are worth very little and why secrecy is the wrong instinct. Graham's argument... paulgraham.com Essay · ~15 min read · Starting Up Ideas for Startups Paul Graham In 9 answers
- Before you build for a home market outside the big startup hubs, you need the real economics, and this is the essay that maps... Sajith Pai (Blume Ventures) Article · ~20 min read · Starting Up The Indus Valley Playbook Sajith Pai In 9 answers
- When there is no category report to point at, you have to build the number yourself, and this is the essay that teaches you... Andreessen Horowitz Essay · ~20 min read · Starting Up 16 More Startup Metrics Anu Hariharan, Frank Chen, Jeff Jordan In 9 answers
- This is the classic mental model for exactly your question: how customer count trades off against deal size. Janz maps five... The Angel VC Essay · ~12 min read · Starting Up Five ways to build a $100 million business Christoph Janz In 9 answers
- The whole worry in your question, that slicing smaller leaves too few buyers, is exactly what Moore's target customer... HarperBusiness (Collins Business Essentials) Book · Approx. 256 pages · Starting Up Crossing the Chasm, 3rd Edition Geoffrey A. Moore In 9 answers
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.
eChai Partner Brands
The partnership →