Explore
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.
- 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
- 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)
- 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
- 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
- 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
- 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
- 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
- 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)
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.
eChai Partner Brands
The partnership →