About JSON View
Free, privacy-focused developer tools that run entirely in your browser.
Our Mission
JSON View was created with a simple goal: provide developers with fast, reliable, and privacy-respecting tools for everyday coding tasks. We believe that utility tools shouldn't require you to create accounts, pay subscriptions, or worry about your sensitive code and data being sent to servers.
Every tool on JSON View processes your data locally in your web browser using JavaScript. Whether you're decoding a JWT token containing sensitive user information, formatting proprietary JSON configuration files, or converting colors for a client project, your data stays on your device. We never see it, store it, or have any way to access it.
Privacy First
All data processing happens in your browser. Your code, tokens, and data never leave your device. We don't track what you paste or generate.
Lightning Fast
No server round-trips means instant results. Format megabytes of JSON, generate hundreds of UUIDs, or encode large files without any delay.
Developer Focused
Built by developers, for developers. Clean interfaces, keyboard shortcuts, and features that actually matter for your daily workflow.
Always Free
No hidden paywalls, no premium tiers, no feature limitations. All tools are completely free to use with no registration required.
Open & Honest
We're transparent about how our site works. We use ads to cover hosting costs, but we'll never compromise your privacy for revenue.
Community Driven
We listen to developer feedback and continuously add new tools based on what the community needs most.
Our Tools
JSON View offers a comprehensive suite of developer utilities designed to handle common coding tasks efficiently:
- JSON Viewer & Formatter - Beautify and validate JSON
- JWT Decoder - Decode and inspect tokens
- Base64 Converter - Encode and decode Base64
- UUID Generator - Generate unique identifiers
- URL Encoder - Encode/decode URL strings
- Timestamp Converter - Unix epoch to dates
- Color Converter - HEX to RGB conversion
- CSS Minifier - Compress stylesheets
- SQL Formatter - Beautify SQL queries
- Markdown Editor - Write and preview markdown
- Diff Checker - Compare text differences
- QR Code Generator - Create QR codes
- Lorem Ipsum Generator - Placeholder text
How It Works
JSON View is built as a modern single-page application using React and TypeScript. When you use any of our tools, all processing happens directly in your web browser using JavaScript. There are no API calls to our servers for data processing.
For example, when you paste JSON into our formatter, the JavaScript code running in your browser parses and beautifies the data. When you decode a JWT token, the Base64 decoding happens locally. When you generate UUIDs, we use the browser's built-in crypto.randomUUID() function.
The only data that leaves your browser is standard web analytics and ad serving, which never includes the content you paste into our tools.
Meet the Creator
Have Feedback?
We're always looking to improve. If you have suggestions for new tools, find bugs, or just want to say hello, we'd love to hear from you.
Read our Privacy Policy and Terms of Service for more information.