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.

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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

Show the next 24

The hubs

eChai Partner Brands The partnership →