JSON is the common interchange format for APIs and config. These tools stay in your browser so you can paste production payloads without sending them to a server.
Category
JSON & Data
Format, validate, convert, and inspect structured data.
JSON & Data
CSV → JSON
Parse CSV into a JSON array.
JSON & Data
JSON Formatter
Format and beautify JSON online for free.
JSON & Data
JSON Minifier
Remove whitespace from JSON.
JSON & Data
JSON Schema Generator
Infer a JSON Schema from an example.
JSON & Data
JSON Schema Validator
Validate an instance against a JSON Schema.
JSON & Data
JSON → CSV
Turn a JSON array of objects into CSV.
JSON & Data
JSON → YAML
Convert JSON into YAML.
JSON & Data
JSON Validator
Check whether a payload is valid JSON.
JSON & Data
JSON Viewer
Inspect JSON with types annotated.
JSON & Data
JSONPath Tester
Query JSON with a JSONPath expression.
JSON & Data
XML Formatter
Pretty-print XML.
JSON & Data
XML → JSON
Convert XML into JSON.
JSON & Data
XML Validator
Check XML well-formedness in the browser.
JSON & Data
YAML → JSON
Convert YAML into JSON.