JSON Formatter
Pretty-print, minify, validate and sort your JSON.
Input
Output
JSON Diff
Compare two JSON documents and see what was added, removed, or changed, keyed by path.
Left (original)
Right (new)
JSON Tree Viewer
Explore JSON as a collapsible tree. Click any node to copy its JSONPath.
JSONPath Tester
Run a JSONPath query against your JSON and see live results (powered by jsonpath-plus).
JSON
YAML → JSON
Convert YAML into JSON.
JSON → YAML
Convert JSON into YAML.
JSON → CSV
Flatten an array of objects into CSV (nested keys use dot notation).
CSV → JSON
Parse CSV (first row = headers) into an array of objects.
JSON → TOML
Convert JSON into TOML.
TOML → JSON
Convert TOML into JSON.
JSON → TypeScript
Infer TypeScript interfaces from a JSON sample.
JSON → HTML Table
Render an array of objects as an HTML table — source plus live preview.