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JSON Tools is a free suite of 9+ in-browser utilities: JSON viewer (collapsible tree), formatter, validator, minifier, diff, and converters (JSON ↔ CSV/XML/YAML/TypeScript).
Everything runs 100% in your browser—no uploads, no accounts, no data sent to servers. Paste JSON, search keys/values, copy JSONPath, and convert formats fast.
Built for developers who want fast, private, clutter-free JSON tools.
JSON ToolsFree JSON viewer, formatter & converter in your browser
RYANleft a comment
Hey Product Hunt 👋 I built JSON Tools because I kept pasting JSON into random online viewers and never quite liked the UX — either too cluttered, or my data felt like it was going somewhere I couldn’t trust. So I made a single place where: • Viewer — Paste JSON and see it as a clean, collapsible tree. Search, copy paths, expand/collapse, adjust font size. No page reloads. • Formatter —...
JSON ToolsFree JSON viewer, formatter & converter in your browser