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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. The official DGFT portal for RoDTEP - the source of truth for current rates and notifications, since third-party blogs can lag... dgft.gov.in Tool · D2C RoDTEP - Directorate General of Foreign Trade Ministry of Commerce and Industry, Government of India
  2. The actual government portal where you file, every third-party guide is just annotation for this page, so bookmark it before... GST Portal (services.gst.gov.in) Tool · D2C Goods & Services Tax (GST) | Registration Goods and Services Tax Network (GSTN)
  3. Written from a payments-platform angle, so it's specific about what a GSTIN unlocks for online sellers, settlement, invoicing,... Paytm Article · D2C GST Registration Online Process, Documents, Fees in 2026 Paytm Blog
  4. Honestly answers the very first question every bootstrapped founder asks, including the narrow legitimate cases where you can... Razorpay Article · D2C How to Sell Online Without GST Number in India? Razorpay Learn
  5. Place of supply is the concept that decides IGST vs CGST+SGST on every order, this explains the delivery-location rule with... ClearTax Article · D2C Place of Supply of Goods ClearTax
  6. The clearest breakdown of the four GST components and how input credit flows between them, foundational reading before you look... ClearTax Article · D2C Types of GST: What is SGST, CGST, IGST and UTGST? ClearTax
  7. A tight side-by-side of interstate vs intrastate supply with rate examples, the fastest way to sanity-check whether an order... ClearTax Article · D2C Interstate and Intrastate GST: Meaning, Rate, Examples, Differences ClearTax
  8. Written from an accounting-software lens, it shows how place of supply is configured on real invoices, handy if you'll run... Zoho Books Article · D2C GST | Place of Supply Zoho Books (Zoho Finance)
  9. Explains TCS under Section 52, what the marketplace deducts, how it hits your ledger and how you reclaim it, so the payout... ClearTax Article · D2C GST Registration for Ecommerce Collecting TCS under GST ClearTax
  10. Goes deeper than the usual 'yes you need a GSTIN per state' answer, citing an AAR ruling to show it's genuinely case-by-case,... CAclubindia Article · D2C Whether separate GST Registration is required for a warehouse? CAclubindia
  11. A free search tool where you type your product name and get the HSN code and its GST rate instantly, the quickest way to... ClearTax Tool · D2C Free HSN Code List & GST Rate Finder ClearTax
  12. Keeps the e-invoicing turnover threshold and its proposed reductions in one current place, the number that decides whether you... Tally Solutions Article · D2C Understanding the Current E-Invoicing Turnover Limit in India Tally Solutions
  13. Written for e-commerce shippers rather than accountants, it explains the Rs 50,000 e-way bill trigger, validity and who... Shiprocket Article · D2C What Is an E-way Bill & How to Download It? Shiprocket Fulfillment
  14. The official portal where e-way bills are generated and verified, the place to go when you ship high-value consignments... E-Way Bill Portal (ewaybillgst.gov.in) Tool · D2C E-Way Bill System, Official Portal National Informatics Centre (NIC) / GSTN
  15. For a D2C brand, ad spend is often the biggest cost, this explains the 18% GST on advertising and how to claim it back as input... Razorpay Article · D2C GST on Advertising: Rules, Tax Rates & Input Tax Credit Razorpay Learn
  16. Shows the practical loop of pulling marketplace sales reports and reconciling them into your GST returns, including matching... ClearTax Article · D2C GST Return Filing for e-Commerce Sellers ClearTax
  17. Breaks down real air vs sea cost ranges on the China-India lane and, critically, tells you to check for an in-house customs... smartbuy.alibaba.com Article · D2C How to Choose the Best Freight Forwarder China to India: A Complete Guide Alibaba
  18. The clearest plain-language breakdown of the one document you cannot import without, what IEC actually unlocks and how to get one. cashfree.com Article · D2C What is an Import Export Code (IEC)? Registration, Documents, Fees & Benefits Cashfree Payments
  19. A logistics provider's practical view of IEC, useful because it connects the registration step directly to what happens at... shiprocket.in Article · D2C Import Export Code: Benefits, How to Apply & More Shiprocket X
  20. This is the fastest sanity check before you pay any creator - HypeAuditor's ML model flags bot followers and engagement pods... hypeauditor.com Tool · D2C Instagram Fake Follower Checker HypeAuditor
  21. Moves past 'likes and reach' into the actual attribution stack - promo codes, UTMs, multi-touch models and a real ROI formula -... improvado.io Article · D2C How to Measure Influencer Marketing ROI in 2026 Improvado
  22. The most usable commission-rate reference out there - real industry benchmarks (5-15% for physical goods, higher for digital)... referralcandy.com Article · D2C Affiliate Commission Rates by Industry (Data + Templates) ReferralCandy
  23. The most complete beginner-to-intermediate book on turning influencer relationships into a real marketing function - how to... amazon.com Book · D2C The Age of Influence: The Power of Influencers to Elevate Your Brand Neal Schaffer
  24. Grynow leans into story-driven, trust-building creator content over one-off product placements - useful if your category... grynow.in Tool · D2C Grynow - Influencer Marketing Agency & Platform Grynow

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