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. Emergent is an AI app builder founded in India that builds full-stack web and mobile apps from a description. The page lists a... emergent.sh Tool · Starting Up Emergent pricing Emergent In 4 answers
  2. The SBA's planning guide, with a break-even analysis calculator and sections on market research, competitive analysis and... sba.gov Tool · Guide and calculator · Starting Up Plan your business: startup costs and break-even calculator U.S. Small Business Administration In 4 answers
  3. Google's free self-paced courses for Google Ads, covering Search, Video and measurement. skillshop.withgoogle.com Course · Self-paced courses · Starting Up Google Ads training (Skillshop) Google In 4 answers
  4. An email marketing and messaging platform priced by emails sent rather than contacts. The free plan sends up to 300 emails a... brevo.com Tool · Pricing page · Starting Up Brevo pricing Brevo In 4 answers
  5. The government portal where goods movements above the threshold are documented with e-way bills and where transporters enrol... ewaybillgst.gov.in Tool · Official portal · Starting Up E-Way Bill System GST Network In 4 answers
  6. Antler's India page, for founders at day zero, including solo founders still looking for a co-founder. It sets out the AI... antler.co Tool · Program page · Starting Up Antler India Antler In 4 answers
  7. Razorpay's payroll for Indian companies, which pays salaries and calculates, pays and files statutory compliance. Prime covers... razorpay.com Tool · Pricing page · Starting Up RazorpayX Payroll pricing Razorpay In 4 answers
  8. Refrens' own pricing page. Refrens is an Indian invoicing, quotation and bookkeeping tool popular with freelancers, agencies... refrens.com Tool · Pricing page · Starting Up Refrens pricing Refrens In 4 answers
  9. ClickUp's plans for tasks, docs, goals and dashboards in one tool. Free costs nothing, Core is $9 a user a month and Business... clickup.com Tool · Pricing page · Starting Up ClickUp pricing ClickUp In 4 answers
  10. Miro is an online whiteboard where a mind map can sit beside sticky notes, diagrams and docs. Free for 3 editable boards;... miro.com Tool · Pricing page · Starting Up Miro pricing Miro In 4 answers
  11. Zapier's own plans: Free for 100 tasks a month with two-step Zaps, Professional from $19.99 a month with multi-step Zaps and... zapier.com Tool · Pricing page · Starting Up Zapier pricing Zapier In 4 answers
  12. A founder-friendly, flat-fee registration product bundled with a zero-balance current account, useful if you'd rather not shop... Razorpay Rize Tool · D2C Company Registration in India, Razorpay Rize Razorpay In 4 answers
  13. Reviews are the single highest-leverage trust element on an Indian PDP, and Judge.me is the free-tier-first reviews app most... judge.me Tool · D2C Judge.me Product Reviews App Judge.me In 4 answers
  14. The default starting point for finding Indian manufacturers by category; filter by Manufacturer type, GST-registered, and... indiamart.com Tool · D2C IndiaMART B2B Marketplace and Supplier Directory IndiaMART In 4 answers
  15. Pricing for a market only makes sense once you know the landed cost, this free calculator estimates product plus duty plus tax... zonos.com Tool · D2C Duties and Taxes Calculator, Calculate Landed Cost Zonos In 4 answers
  16. The authoritative government HSN/SAC lookup, worth cross-checking against a third-party finder when a rate is ambiguous. Listed... GST Portal (services.gst.gov.in) Tool · D2C Search HSN Code, Official GST Portal Goods and Services Tax Network (GSTN) In 4 answers
  17. Gupshup's self-serve pricing: no platform fee, a prepaid wallet for WhatsApp, RCS, SMS and voice plus 18% GST, and 1,000 AI... gupshup.ai Tool · 3 min · D2C Gupshup Pricing Gupshup In 4 answers
  18. Six distinct programs on one page (consulting, GSI, distributor, VAR, affiliate, marketplace) is the fastest way to see how a... Zoho Tool · 6 min read · GTM Zoho Partner Programs Zoho In 4 answers
  19. Worked examples with real numbers for an SDR at 70:30, a CS role at 75:25 and a presales engineer at 80:20, each with quota,... Everstage Template · 15 min read · GTM Sales Compensation Structure: The Guide With Role-Based Templates Everstage In 4 answers
  20. HubSpot's free deal pipeline: define your stages, move deals across them and see where they stall, inside the free CRM. hubspot.com Tool · GTM HubSpot pipeline management HubSpot In 4 answers
  21. Apollo's own pricing page. The free plan stays free with no time limit; paid Basic and Professional seats add credits,... apollo.io Tool · GTM Apollo pricing Apollo.io In 4 answers
  22. 1,700+ real court cases where fake AI citations got people sanctioned; the best cautionary tale on the internet. damiencharlotin.com Tool · How Founders Use AI AI Hallucination Cases Database Damien Charlotin In 4 answers
  23. The live outcome-based price list: $0.99 per outcome, $9.99 per qualified lead, and what counts as an outcome. fin.ai Tool · How Founders Use AI Fin AI Agent pricing Fin (formerly Intercom), part of Salesforce In 4 answers
  24. Microsoft 365 with Copilot in rupees: Personal Rs 689 a month or Rs 6,899 a year, Family Rs 819, Premium Rs 1,999 a month with... microsoft.com Tool · How Founders Use AI Copilot pricing plans for individuals (India) Microsoft In 4 answers

Show the next 24

The hubs

eChai Partner Brands The partnership →