JSON Tools
Format, convert, validate, and model JSON safely in your browser.
No required signupLocal-first saved work
JSON Formatter
Format, beautify, minify, validate JSON.
Popular
Runs locally
JWT Decoder
Decode and inspect JWT tokens.
Runs locally
JSON to TypeScript
Generate TS interfaces from JSON.
Runs locally
JSON to C#
Generate C# classes from JSON.
Popular
Runs locally
JSON to CSV
Convert JSON arrays to CSV files.
Runs locally
CSV to JSON
Convert CSV/Excel data to JSON.
Runs locally
JSON to SQL
Generate INSERT statements.
Runs locally
JSON to YAML
Convert JSON to YAML format.
Runs locally
JSON Schema Generator
Infer JSON Schema from sample JSON.
Popular
Runs locally
YAML to JSON
Convert YAML documents to JSON locally.
Runs locally
JSONPath Tester
Query JSON with RFC-standard path selectors.
Popular
Runs locally
Query String Converter
Convert URL query parameters to and from JSON.
Runs locally
VTT/SRT to CSV
Subtitle files to CSV/JSON.
Runs locally
Frequently Asked Questions
Common questions about JSON Tools.