JSON Explorer: A Free Browser Playground for JSON, Data Formats, and Quick Experiments

If you work with APIs, config files, or messy data exports, you’ve probably been here before: paste JSON into one tool to pretty-print it, open another to convert YAML, jump to a third to decode a JWT, and still end up writing a throwaway script just to answer one question about your payload. JSON Explorer brings that workflow into one place. It’s a free web app where you can explore, edit, query, and convert structured data — entirely in your browser, with no account required. ...

June 18, 2026 · 5 min · CodeFryDev