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.
- 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
- 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
- David Skok's For Entrepreneurs work is the foundational, near-universally cited source on SaaS unit economics and modeling.... forentrepreneurs.com Article · long-form reference · Starting Up SaaS Metrics 2.0, Detailed Definitions David Skok In 8 answers
- The definitive book on how VC deals really work, written by two Foundry Group VCs. It demystifies the term sheet term-by-term... Wiley Book · book (~300 pages) · Starting Up Venture Deals: Be Smarter Than Your Lawyer and Venture Capitalist Brad Feld & Jason Mendelson In 8 answers
- The official front door for the most common sector licence founders need, food, plus a reminder that regulated sectors each... Government of India (foscos.fssai.gov.in / rbi.org.in) Tool · portal · Starting Up FoSCoS, Apply for FSSAI Licence / Registration & Sector Regulators FSSAI (and RBI for fintech) In 8 answers
- The dedicated on-ramp for DPIIT startups to list innovative products even without a pre-existing category, and the mechanism... gem.gov.in Tool · program page + onboarding · Starting Up GeM Startup Runway, Sell Directly to Government Buyers Government e-Marketplace (GeM) In 8 answers
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Video · ~20 min · Starting Up
How to do customer interviews? | Rob Fitzpatrick, author of "The Mom Test"
Rob Fitzpatrick
In 8 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 8 answers
- 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
- 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
- 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
- Once you have negotiated the pool size, this is the guide that stops the pool from becoming a tax trap for the very employees... Treelife Article · 25 min read · Starting Up ESOP Taxation in India: Complete Guide for Founders and Startups Treelife In 8 answers
- This is the checklist and the template in one, written for Indian Pvt Ltd reality, not a US Delaware copy-paste. It walks all... iPleaders Template · 25 min read · Starting Up Co-Founder Agreement for Indian Startups: Clauses and Template (2026) iPleaders In 8 answers
- The government's own comparison, and it leads with the exact filter you need: if you are raising funding, the decision is made... Startup India Article · 12 min read · Starting Up Types of Businesses (Sole Proprietorship, LLP, Private Limited, OPC) Startup India (DPIIT) In 8 answers
- A hands-on companion to The Mom Test with more structure on who to talk to and how to run the process. Alvarez is strong on... Cindy Alvarez Book · ~240 pages · Starting Up Lean Customer Development Cindy Alvarez In 8 answers
- Consumer PMF advice does not map cleanly onto B2B, where deals are few, considered, and slow, which describes many Indian... Lenny's Newsletter Article · ~3,000 words · Starting Up A guide for finding product-market fit in B2B Lenny Rachitsky In 8 answers
- If you would rather hear the Pattern Breakers thinking as a conversation, this episode covers it with concrete stories and... Lenny's Podcast (lennysnewsletter.com) Podcast · ~90 min · Starting Up Pattern Breakers: How to find a great startup idea Lenny Rachitsky with Mike Maples Jr. In 8 answers
- Hall's book gives you the research discipline behind good interviewing: how to avoid leading a witness, how to write a... A Book Apart / Erika Hall Book · ~120 pages · Starting Up Just Enough Research Erika Hall In 8 answers
- Google's own guidance for site owners on how pages appear in AI Overviews and AI Mode, and how to measure and control that. Google Article · 8 min read · Starting Up AI features and your website Google Search Central In 8 answers
- An August 2026 guide to the Legal Metrology rules every packed product meets: the Rs 500 one-time registration for... calcguru.in Article · 12 min read · Starting Up Legal Metrology and LMPC registration in India 2026 CalcGuru In 8 answers
- A state Legal Metrology department's own FAQ: who counts as a packer, the declarations every pre-packed commodity must carry,... weightnmeasures.delhi.gov.in Article · PDF FAQ · Starting Up Legal Metrology (Weights and Measures): FAQs and packer registration Department of Legal Metrology, Government of NCT of Delhi In 8 answers
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Podcast · ~85 min · GTM
Building a world-class sales org
Jason Lemkin
In 8 answers
- This is where the SDR and AE split came from, and the summary gives you the whole model without the book. The rule that no AE... Predictable Revenue Article · ~15 min read · GTM 15-Minute Summary of Predictable Revenue Aaron Ross In 8 answers
- Covers ICP definition, the PBC structure for running a sales call, pilot design and weekly forecasting in one place, with... First Round Review Article · long read · GTM The Most Common Go-to-Market Questions This Expert Gets from Early Founders First Round Review with Emery Rosansky In 8 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 →