Json Decode
Format, validate, and decode JSON instantly. Free, no ads.
20+
Conversion formats
Free
No ads, no sign-up
Browser-only
Your data never leaves
Free Tool
Format, validate, and decode JSON instantly. Free, no ads.
20+
Conversion formats
Free
No ads, no sign-up
Browser-only
Your data never leaves
Json Decode is a fully browser-based JSON toolkit — no server uploads, no sign-up, no ads. Format and beautify JSON, validate with real-time error highlighting, minify, and convert to 20+ formats including TypeScript, YAML, XML, CSV, Python, SQL, and more. Includes encoding/decoding utilities for JWT, Base64, URL encoding, Unix timestamps, and HTML entities.
Instantly prettify minified JSON into clean, indented output — or compress it back. Real-time validation highlights syntax errors as you type.
Convert JSON to TypeScript, YAML, XML, CSV, Python, SQL, Go, Java, PHP, Ruby, C#, Rust, Kotlin, and more — all in one place.
Decode and encode JWT tokens, Base64, URL encoding, Unix timestamps, and HTML entities — without leaving the tool.
All processing happens in your browser. Your JSON is never sent to any server — safe for sensitive, proprietary, or production data.
Json Decode is a free browser-based JSON toolkit for formatting, validating, beautifying, minifying, and converting JSON data. It also includes encoding/decoding utilities for JWT, Base64, URL encoding, and more.
Yes. All processing happens entirely in your browser. No data is ever sent to a server, logged, or stored.
Json Decode converts JSON to TypeScript, YAML, XML, CSV, Python, SQL, Go, Java, PHP, Ruby, C#, Rust, Kotlin, and more — 20+ formats in total.
Yes. Json Decode is completely free, has no advertisements, and requires no sign-up or account.
Json Decode was built by 011BQ (ByteQuest Softwares), an ISO-certified AI-first software agency.