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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 clearest head-to-head of the three tools every Indian D2C founder ends up comparing - Shopify integration depth, CRM... ominiflow.com Article · D2C WATI vs Interakt vs AiSensy (2026) - India WhatsApp API Compared Ominiflow
  2. From the market leader itself, but genuinely useful as an orientation to the Indian OMS landscape - marketplace integrations,... unicommerce.com Article · D2C Top 20 Order Management Software in India (2026) Unicommerce
  3. A direct pricing and feature breakdown of the three subscription options every DTC founder ends up considering, including the... loopwork.co Article · D2C Shopify Subscriptions vs Recharge vs Loop: The 2026 Comparison Loop
  4. An India-specific take on Klaviyo rather than a generic global review - it flags the USD billing and cost-at-scale issues that... productgrowth.in Article · D2C Klaviyo Review 2026: Email & SMS Marketing for Indian D2C Brands ProductGrowth
  5. Explains how to interpret what the search results actually mean (live vs opposed vs abandoned marks) rather than just how to... IndiaFilings Article · D2C IPIndia Trademark Search: Secure Your Brand in India IndiaFilings
  6. A law-firm-authored piece that reads results the way an examiner or opposing counsel would, useful once you're past basic... Lexology Article · D2C How to Use IPIndia Public Search for Easy Trademark Checking Lexology
  7. The definitive D2C-specific breakdown of the CAC you should actually track: new-customer CAC vs blended CAC, why the gap... 1800dtc.com Article · D2C How to Calculate D2C CAC: Formulas for New & Blended 1-800-D2C
  8. A clean beginner-level explainer of what DTC fulfillment actually involves day-to-day, useful as a first orientation before... eFulfillmentService Blog Article · D2C DTC Fulfillment: What It Means & How to Choose a 3PL eFulfillment Service
  9. Even if you're building in India, seeing how two of the biggest global 3PLs differentiate (network size vs... ShipCalm Blog Article · D2C ShipBob vs ShipMonk (vs ShipCalm): A Complete Comparison in 2026 ShipCalm
  10. From the fulfillment arm of India's most-used shipping platform, a practical guide to what D2C-specific fulfillment (versus... Shiprocket Fulfillment Blog Article · D2C The Ultimate D2C eCommerce Fulfillment Guide Shiprocket Fulfillment
  11. An independent business-press look (not vendor marketing) at how India's 3PL fulfillment market is developing alongside D2C... Inc42 Article · D2C How Shiprocket Fulfillment Empowers D2C Brands To Stay Agile And Competitive In An $88 Bn Ecommerce Market Inc42
  12. A short, no-hype reference on building a coherent product line, research trends, fulfil a unique need, target a demographic,... Shopify Help Center Article · D2C Choosing products to sell (Shopify Help Center) Shopify
  13. An honest primer on when dropshipping actually makes sense and when it doesn't, great for testing demand cheaply, weak as the... Shopify Blog Article · D2C What Is Dropshipping and How Does It Work? (2026) Shopify Editorial
  14. The best argument we found for launching with one hero SKU instead of a sprawling catalog, it shows how brands dilute... Triple Whale Blog Article · D2C Why Your Hero Products Should Be the Atomic Unit of Your Business Triple Whale (with Nate Poulin, Feat)
  15. Web Smith of 2PM is one of the sharpest voices on how DTC brands survive in an Amazon-dominated world, and this piece distills... ShipBob Blog Article · D2C The DTC Success Formula: Building a Brand [with Web Smith] Web Smith (2PM) via ShipBob
  16. Real category data from 1,000+ Indian D2C applicants rather than opinion, beauty & personal care, F&B, and fashion dominate the... Inc42 Report · D2C The State Of India's D2C Brands: Findings From The Hunt For India's Fastest-Growing D2C Brands Inc42 (FAST42, with Shiprocket)
  17. Fireside's Kanwaljit Singh has backed Mamaearth, boAt, Yoga Bar and Vahdam, so his read on where headroom remains, ayurveda,... Forbes India Article · D2C You Can Still Build Many Hundreds, If Not Thousands, Of Brands In India: Kanwaljit Singh Kanwaljit Singh (Fireside Ventures) via Forbes India
  18. A regularly updated read on what's actually growing in search and sales, useful as a demand signal and idea starter, with the... Shopify Blog Article · D2C 20 Trending Products and Things To Sell Online (2026) Shopify Editorial
  19. The best global reference for SMS specifically, useful for the transactional/OTP fallback layer that still matters even in a... Klaviyo Article · D2C The Complete SMS Marketing Guide for Campaign Success Klaviyo
  20. A second independent perspective on the India WhatsApp tool landscape from a competing vendor, useful for cross-checking claims... Zoko Article · D2C Best WhatsApp Marketing Services in India 2025 Zoko
  21. A direct, practical head-to-head on the two tools founders ask about most, useful as the tie-breaker once you've narrowed your... Neogen Media Article · D2C WhatsApp Business API Agency Guide: Wati vs AiSensy Neogen Media
  22. The most direct plain English answer to this exact question, written by a payments company that sees the problem from both... Cashfree Article · D2C Do You Need GST to Sell Online in India? Rules, Limits & TCS Explained Cashfree Payments
  23. Covers the one real exception to 'GST from order one': Meesho's Enrolment ID route for specific exempted categories under the... Gonukkad Article · D2C How To Sell On Meesho Without GST in 2025 Gonukkad
  24. Answers the practical follow up question a founder hits right after GST: can I even take payments without one. Written by a... PhonePe Business Article · D2C Payment Gateway Without GST: Can You Accept Online Payments? PhonePe

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