GSTR-1 JSON Generator for Meesho, Amazon and Flipkart
Free GST tool for ecommerce sellers. Upload Meesho, Flipkart or Amazon reports and download GSTR-1 JSON. Browser only.
Tutorial
Watch how to upload Meesho / Flipkart / Amazon reports and generate GSTR-1 JSON.
GSTR-1 JSON Generator for Meesho, Amazon and Flipkart
Upload reports from Meesho, Amazon, and Flipkart (use 1, 2, or all 3) and instantly download ONE combined, portal-compliant GSTR-1 JSON return file.
Seller GSTIN & Return Period
Select Marketplace Platforms & Upload Reports
Meesho
VerifiedForward sales, returns & tax invoices
Amazon
MTR ReportMerchant Tax Report (MTR / B2C)
Flipkart
Sales ReportSales & Tax Report (.xlsx)
What is GSTR-1 JSON Return Generator?
GSTR-1 JSON Generator for Meesho, Amazon and Flipkart combines 3 marketplace sales and return reports into one portal-compliant GSTR-1 JSON file. Built specifically for multi-channel Indian e-commerce merchants who sell simultaneously across Meesho, Amazon India, and Flipkart, this browser-based tool parses order-level invoice values, credit notes, state codes, and intra-state vs inter-state tax allocations with zero data upload to remote servers. Sellers and tax consultants can reconcile total taxable turnover, audit document counts across all three platforms, review invoice duplicates, and download a single consolidated GSTR-1 JSON ready for direct upload to the official GST Portal.
How to Use GSTR-1 JSON Return Generator in 4 Easy Steps
Step 1
Enter your 15-character business GSTIN and select the filing return period (month and year).
Step 2
Upload sales reports into the designated marketplace slots for Meesho, Amazon, and Flipkart (use 1, 2, or all 3).
Step 3
Inspect the live parsed row counts, cross-platform duplicate checks, and tax breakdown preview.
Step 4
Click "Generate Combined GSTR-1 JSON" and download one consolidated file ready for the GST portal.
Honest Technical Specifications & Limits
Multi-Marketplace Merging
Combine Meesho TCS, Amazon MTR, and Flipkart Sales reports into a single GSTR-1 JSON.
Schema Compliance
Matches official GST Portal offline utility version GST3.1.6 (B2CS Table 7, HSN Table 12, Doc Issue Table 13, Supeco Table 14).
Zero Server Upload
100% private client-side processing directly inside your web browser.
Privacy First: 100% Client-Side In-Browser Processing
100% In-Browser Local Execution. GSTR-1 JSON Return Generator operates directly inside your browser memory using client-side JavaScript and WebAssembly. Your data is never transmitted over the internet or logged on remote servers. You can open Developer Tools (F12) Network tab to verify zero outbound network calls.
Verify it yourself: Open your browser's Developer Tools (F12 or Inspect), switch to the Network tab, and perform your action. You will observe zero outbound data uploads — your data never leaves your computer.
Popular Real-World Use Cases
Multi-Channel Marketplace Filing
Combine Meesho, Amazon, and Flipkart monthly sales and return sheets into one unified GSTR-1 JSON with a single click.
CA & Tax Auditor Reconciliation
Audit gross turnover, GST tax rates, and document counts across all three platforms before filing GST returns.
Returns & Credit Note Netting
Automatically net out customer returns and cancellations across platforms without manual Excel calculations.
Calculations, Formulas & Practical Examples
GSTR-1 JSON Return Generator Operational Logic
Calculates and transforms inputs in local browser memory with sub-millisecond latency.
Standard Workflow Scenario
Using GSTR-1 JSON Return Generator for instant data processing.