JSON to TypeScript Converter – Paste JSON, Get Interfaces If you work with APIs or config files, you’ve probably found yourself manually writing TypeScript interfaces to match JSON structures. I built JSON to TypeScript Converter to cut out that repetitive work. The tool does one thing: you paste in JSON, and it generates clean, readable TypeScript interfaces. That’s it. No account needed. No data stored. It runs entirely in your browser — your JSON never touches a server. It handles nested objects, arrays, optional fields (based on null values), and basic type inference. The output is formatted and ready to drop into your codebase. You can also adjust naming (PascalCase, camelCase, etc.) and choose whether to generate type or interface syntax. There’s a free tier that covers most use cases.…