Sheet2Mock: Convert Excel/Google Sheets Data to Clean JSON + TypeScript Interfaces

Paste your spreadsheet data and instantly get clean JSON mock data plus TypeScript interfaces. Zero config, 100% in-browser. 🔗 Try it free: https://microsaas-lab.vercel.app/sheet-to-json The Problem Frontend developers often wait weeks for real API data before they can build and test UIs. The workaround is writing mock data by hand — creating JSON arrays, TypeScript interfaces, keeping both in sync as the schema evolves. This is repetitive, error-prone, and boring. Introducing Sheet2Mock Sheet2Mock converts your spreadsheet data (pasted from Excel or Google Sheets) into a JSON array and TypeScript interface definition in one step. Paste your data with headers, get production-ready mocks to drop directly into your codebase. Sheet2Mock is completely free, requires no account or installation, and runs entirely in your browser. Your data never leaves your machine. Key Features Paste CSV or tabular data from Excel or Google Sheets Generates clean JSON array with inferred data types Generate