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.
- BUSY's own price page. BUSY is desktop accounting and inventory software long used by Indian wholesalers, distributors and... busy.in Tool · Pricing page · Starting Up BUSY accounting software pricing BUSY Infotech In 2 answers
- Marg's own price list. Marg ERP 9+ is billing, inventory and GST software that pharmacies, medical distributors and FMCG... margcompusoft.com Tool · Pricing page · Starting Up Marg ERP pricing Marg Compusoft In 2 answers
- Zoho's HR software for employee records, leave, onboarding, attendance and performance. The page offers a free edition for very... zoho.com Tool · Pricing page · Starting Up Zoho People pricing Zoho In 2 answers
- Zoho's low-code platform for building your own forms, workflows, reports and customer portals over your data, priced in rupees... zoho.com Tool · Pricing page · Starting Up Zoho Creator pricing Zoho In 2 answers
- Toggl Track is a time tracker known for a fast timer and calendar integration. Free for up to 3 users; Starter at $9 a user a... toggl.com Tool · Pricing page · Starting Up Toggl Track pricing Toggl In 2 answers
- Instamojo's rupee prices for an online store. Lite is Rs 0 a year with a 5% plus Rs 3 fee per sale and cash on delivery;... instamojo.com Tool · Pricing page · Starting Up Instamojo online store pricing Instamojo In 2 answers
- Obsidian is a notes app that stores Markdown files on your own device and links them. The app is free without limits and with... obsidian.md Tool · Pricing page · Starting Up Obsidian pricing Obsidian In 2 answers
- An AI notepad that writes up your meetings from your own device's audio, with no bot joining the call. Basic is free with... granola.ai Tool · Pricing page · Starting Up Granola pricing Granola In 2 answers
- Whimsical does mind maps, flowcharts, wireframes and docs in one clean tool. Free to evaluate; Pro is $10 an editor a month and... whimsical.com Tool · Pricing page · Starting Up Whimsical pricing Whimsical In 2 answers
- A Zapier rival priced in rupees: a free plan with 100 tasks a month, subscriptions billed yearly, and one-time lifetime plans... pabbly.com Tool · Pricing page · Starting Up Pabbly Connect pricing Pabbly In 2 answers
- PandaDoc's own plans for proposals, quotes and contracts: a free plan, Starter at $19 a seat a month and Business at $49 a seat... pandadoc.com Tool · Pricing page · Starting Up PandaDoc pricing PandaDoc In 2 answers
- Spellbook drafts and reviews contracts with AI inside Microsoft Word, plus a multi-document agent called Associate; plans are... spellbook.com Tool · Pricing page · Starting Up Spellbook pricing Spellbook In 2 answers
- Zoom's own plans: Basic with meetings of up to 40 minutes for 100 participants, Pro at $14.16 a user a month billed yearly and... zoom.us Tool · Pricing page · Starting Up Zoom pricing Zoom In 2 answers
- Gamma drafts a presentation from a prompt or an outline. Its pricing page: Free with 400 credits at signup and up to 10 slides... gamma.app Tool · Pricing page · Starting Up Gamma: plans and pricing Gamma In 2 answers
- Penpot is the open-source design and prototyping tool, free and fully featured in the cloud or on your own server. Unlimited is... penpot.app Tool · Pricing page · Starting Up Penpot pricing Penpot In 2 answers
- Adobe Express prices in rupees: Free at ₹0 with 5GB of storage and access to 345,000+ templates, and Premium at ₹398.84 a month... adobe.com Tool · Pricing page · Starting Up Adobe Express pricing (India) Adobe In 2 answers
- The free, open-source audio editor and recorder. It has always been free and the team says it will remain free for everyone. audacityteam.org Tool · Download page · Starting Up Audacity Audacity In 2 answers
- One of the three big Indian WhatsApp Business Solution Providers D2C brands actually use for automated order updates,... AiSensy Tool · D2C WhatsApp Business API for E-commerce Growth AiSensy In 2 answers
- A free, official Amazon tool that surfaces real demand and gap data pulled directly from Amazon's own search and purchase... Sell on Amazon Tool · D2C Product Opportunity Explorer Amazon In 2 answers
- A free, structured course to get a Shopify store from zero to its first sale fast - the cheapest way to test whether Shopify's... shopifyacademy.com Course · D2C First Day To First Sale Shopify Academy In 2 answers
- Combines duty and GST/IGST into a single estimate, useful as a second opinion when your DutyDecoder or ICEGATE numbers need a... seair.co.in Tool · D2C Customs Duty Calculator with GST Seair Exim In 2 answers
- A cohort-and-retention analytics platform purpose-built for Shopify/Amazon DTC brands - RFM, cohort revenue and cohort... 1800dtc.com Tool · D2C Peel Overview 2026: Used By 50 Brands 1-800-D2C In 2 answers
- One of the most-used Shopify affiliate/referral/ambassador tools among fast-growing global DTC brands - it turns customers and... socialsnowball.io Tool · D2C Social Snowball - Influencer, Affiliate & Referral Platform for DTC Social Snowball In 2 answers
- Founded in Pune and grown into a genuinely global loyalty platform, Zinrelo is the Indian-origin option that scales past a... zinrelo.com Tool · D2C Zinrelo - Loyalty Platform for CPG, Retail, and DTC Brands Zinrelo In 2 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 →