Free online JSON viewer and formatter. Paste JSON to instantly visualize, validate, search and navigate with an interactive tree. 100% client-side — JSON Viewer Pro is a fast, privacy-first JSON tool. Paste your JSON and instantly get:
An interactive collapsible tree explorer
One-click JSONPath generation
Search across all keys and values
Format, minify and validate
Dark & light themes
Everything runs in your browser. Your data never leaves your device.no data ever leaves your browser.
