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. A free, fill-in-the-blanks brief format you can strip down to the essentials a factory actually needs: dimensions, materials,... asana.com Template · D2C Product Brief Template Asana
  2. The official CRS portal itself, the place to check if your specific electronic product SKU is on the mandatory list before you... crsbis.in Tool · D2C Compulsory Registration Scheme (CRS) Bureau of Indian Standards (BIS)
  3. BIS's own explanation of the Scheme II registration route, useful to cross-check against a consultant's summary since the exact... bis.gov.in Tool · D2C BIS CRS (Scheme II) Bureau of Indian Standards (BIS)
  4. The government's own page on the Act itself, the source to cite or check against when a labeling rule is disputed or a... consumeraffairs.gov.in Tool · D2C The Legal Metrology Act Department of Consumer Affairs, Government of India
  5. Copyhackers built its name on conversion copywriting for exactly this problem - pages that describe versus pages that sell -... copyhackers.com Course · D2C Copywriting Courses - Emails, Ads and Pages That Convert Copyhackers
  6. A free, fill-in-the-blanks worksheet for founders who freeze up staring at a blank description field - a fast scaffold to get... madeurban.com Template · D2C Free Product Description Template & Sample Made Urban
  7. An AI size-recommendation widget built specifically for apparel/footwear Shopify stores - the practical next step once a static... measmerize.com Tool · D2C Shopify Size Advisor & Fit Finder App for Fashion Stores Measmerize
  8. The official government reference for BIS-regulated product recalls, the primary source for founders whose products fall under... BIS Tool · D2C Public Alert for Product Recall on Account of Non-Conformity of Product Bureau of Indian Standards
  9. A free, structured video course that takes you from 'what is SEO' through keyword research, on-page and link building in a few... ahrefs.com Course · D2C SEO Course for Beginners Sam Oh / Ahrefs Academy
  10. The industry-standard site crawler for finding technical SEO problems, broken links, duplicate content, missing meta tags,... screamingfrog.co.uk Tool · D2C Screaming Frog SEO Spider Screaming Frog
  11. A quick sanity-check tool for whether your courier or aggregator is billing you correctly, useful the first time you spot an... edesy.in Template · D2C Shipping Rate Calculator India 2026, Delhivery & Courier Charges edesy.in
  12. A recruitment agency built specifically around DTC marketing roles (media buyers, retention leads, creative) - a real option... constanthire.com Tool · D2C Marketing Recruitment for DTC Brands: Media Buyers, Retention, Creative Constant Hire
  13. A live D2C-specific job board and company directory for India - useful both to post roles and to see which peer brands are... wellfound.com Tool · D2C Best D2C Companies to Work for in India 2026 Wellfound
  14. A global recruitment firm's India-specific D2C job listings, giving a real-market sense of current roles, seniority levels and... michaelpage.co.in Tool · D2C D2C Jobs in India Michael Page
  15. A free, structured template covering speed, conversion and theme/app analysis in one place - turns 'audit your apps' from a... ajstehlingco.com Template · D2C Shopify Performance Audit Template (Free Download) AJ Stehling & Co.
  16. The budget-friendly, India-headquartered starting point for founders who don't yet need Unicommerce's marketplace depth but do... zoho.com Tool · D2C Zoho Inventory - Ecommerce Inventory Management Zoho
  17. An India-headquartered loyalty option worth a look specifically if you're already Zoho-native, since it ties loyalty data into... zoho.com Tool · D2C Zoho Thrive - Customer Loyalty Program Software Zoho
  18. Built specifically around a shared WhatsApp inbox for Indian D2C support teams, which is what a lot of founders actually need... delightchat.io Tool · D2C DelightChat - Omnichannel Customer Support & WhatsApp Marketing DelightChat
  19. A friendlier front-end over the same government data, useful if the official portal's interface trips you up, good for a quick... IndiaFilings Tool · D2C Online Trademark Search India | Check Brand Name Availability IndiaFilings
  20. A cloud-hosted WMS built for high-volume omnichannel fulfillment with unique-piece barcoding, relevant if you're evaluating... Increff Tool · D2C Increff WMS, Warehouse Management System Solution Increff
  21. A free way to sanity check any GSTIN, your own once issued, or a supplier's before you extend credit, without waiting on a CA. ClearTax Tool · D2C GST Number Search Tool - GSTIN Verification Online ClearTax
  22. A free, self-paced government training module that simulates the actual registration screens, useful if you would rather watch... GST Portal (tutorial.gst.gov.in) Course · D2C Applying for GST Registration (Computer Based Training) GSTN
  23. Most D2C founders start out of a home or a relative's property rather than a formally rented office, and this is the single... ClearTax Template · D2C Consent Letter for GST Registration: Format and Requirements ClearTax
  24. A quick sanity-check calculator for GST amounts, useful for pricing out what a 1 percent composition levy actually saves versus... Zoho Books Tool · D2C Free GST Calculator Zoho Books

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