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 diagnostic that stops you misreading a growth problem: decide whether you are short on fuel or short on engine before you... MKT1 Newsletter Newsletter · About 12 min read · GTM Building an efficient marketing machine: the fuel & the engine Emily Kramer
- A one page brief covering goals, audience, creative angle and channels, written before anything longer than a tweet. It is the... MKT1 Newsletter Newsletter · About 10 min read · GTM The GACC Marketing Brief: The best framework we've created Emily Kramer
- The whole mental model in one short post: not measuring acquisition cost and lifetime value is the point, not an oversight, and... Z-Connect by Zerodha Article · About 3 min read · GTM Why Zerodha doesn't advertise Nithin Kamath
- The referral history, including the years incentives existed, the regulatory ban, and the striking observation that referrals... nithinkamath.me Article · About 4 min read · GTM How Zerodha grew without Advertising Nithin Kamath
- The clearest statement of the tradeoff in his own words: venture capital pushes spend toward sales and marketing and away from... Business Today Article · About 8 min read · GTM "If you don't invest in R&D, you won't have long term growth," says Zoho Corp's boss Sridhar Vembu Sridhar Vembu
- The present day proof that this is a policy and not a phase, with Mani Vembu confirming R&D spend still exceeds marketing spend... Forbes India Article · About 7 min read · GTM How Zoho is rewriting the rules of enterprise tech Naini Thaker
- The nine models she actually uses, led by growth loops versus funnels. Read this first, because everything else she says... Elena's Growth Scoop Newsletter · About 12 min read · GTM My 9 Favorite Growth Frameworks Elena Verna
- A real growth org mapped out pod by pod, plus the correction most people need: Dropbox does not run on the famous referral... Elena's Growth Scoop Newsletter · About 10 min read · GTM Growth at Dropbox: An Inside Look Elena Verna
- The market you are pricing into, in numbers from 240 companies, so your pricing debate stops being two people's opinions about... Growth Unhinged Report · About 12 min read · GTM The state of B2B monetization in 2025 Kyle Poyar
- The 8 percent median and the full distribution across 200 B2B products, which tells you fast whether your filter is too loose... Growth Unhinged Report · About 10 min read · GTM A new look at free-to-paid conversion Kyle Poyar
- This is where the numbers live: the rep churn targets, the 25 percent attrition buffer he plans for, and why he will not let a... SaaStr Article · About 20 min read · GTM Sales AMA with Mark Roberge: Your Burning Questions Answered (Video + Transcript) Mark Roberge
- Six named failure modes including his Sustainable Moat Test, plus the promotion trap that catches almost every first time sales... SaaStr Article · About 12 min read · GTM The Most Common SaaS Sales Potholes and How to Avoid Them with Mark Roberge (Podcast #498 and Video) Mark Roberge
- The densest short read on the model: the 76 percent category king number, the Magic Triangle, and the full seven step category... The Marketing Journal Article · About 12 min read · GTM "Play Bigger: The How and Why of Category Design" - An Interview with Christopher Lochhead Christopher Lochhead
- The canonical essay, and the one that actually spells out different discovery and monetisation playbooks per segment rather... sajithpai.com Essay · About 28 min read · GTM The Indus Valley Playbook Sajith Pai
- How the report is actually assembled and what the 2024 edition covers, which is the usable route in given the report's own home... Sajith Pai's Newsletter Newsletter · About 10 min read · GTM Indus Valley Report Reminiscences, Strategy, Tokyo Trains, and Birkin Bags Sajith Pai
- The dated timeline you need to check the story against: founded 13 October 2010, first customer June 2011, 100 customers in 103... Freshworks Article · About 6 min read · GTM A golden birthday: Turning 13 on the 13th Sanjay Gupta
- Written just after the Nasdaq listing, it states the arrangement plainly: based in Chennai with half of sales origination there... Forbes India Article · About 12 min read · GTM Startup to Scaleup: How Girish Mathrubhootham built the Saas-y Freshworks Harichandan Arakali
- The founder's own account, including the detail that reframes the whole story: Postman was announced in a Stack Overflow... Postman Blog Article · About 10 min read · GTM How we built Postman, the product and the company Abhinav Asthana
- The scale the free adoption eventually bought: 17 million developers, 500,000 organisations, and 98 percent of the Fortune 500,... TechCrunch Article · About 4 min read · GTM API platform Postman valued at $5.6 billion in $225 million fundraise Manish Singh
- The cleanest narrative of how the word of mouth actually ignited: John Resig's tweet, 10,000 beta users in three weeks, then... buildd Article · 6 min read · GTM How two IITB grads scaled BrowserStack to $4B valuation & $200M revenue! buildd
- Word of mouth is only half of it. This is the search side with numbers, including the free developer tools built specifically... Concurate Article · About 10 min read · GTM BrowserStack Marketing Strategy: How Useful Content Drives Adoption (Updated 2025) Concurate
- The honest correction to the legend: BrowserStack's go to market moved from pure word of mouth to a conventional sales and... Sacra Report · Company report · GTM BrowserStack revenue, valuation & funding Sacra
- Education is the distribution channel, and this is written by the person who built it, with the actual scale: certification... Z-Connect by Zerodha Article · About 6 min read · GTM Zerodha Varsity in 2023 Karthik Rangappa
- The thesis proved in the profit and loss: 47 crore rupees of advertising against 8,847 crore of revenue, roughly half a... Entrackr Article · About 4 min read · GTM Zerodha cash reserve stands at Rs 22,679 Cr in FY25 Kunal Manchanada
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 →