The first tools
Private JSON tools
Format, inspect, compare, and infer schemas in browser-native workbenches that keep pasted payloads on your device.
JSON formatter & validator
Format or minify a payload and get a useful location when the syntax is invalid.
Open toolSearchable JSON viewer
Explore nested objects and arrays, search values, and collapse noisy branches.
Open toolJSON diff
Compare two payloads by structure and see added, removed, and changed paths.
Open toolJSON schema generator
Infer a Draft 2020-12 JSON Schema from example payloads without uploading them.
Open toolJSON schema validator
Validate payloads against Draft 2020-12 schemas and inspect failing paths locally.
Open toolJSONPath tester
Run JSONPath expressions against nested payloads and inspect matched paths locally.
Open toolBuilt for pasted payloads
The launch tools run locally in your browser. json park does not receive, store, or include your JSON in analytics.