6 tools
JSON & Data Tools
Format, validate, and transform structured data.
#json-data
JSON Formatter
Format, validate, and beautify JSON data online.
#json-data
JSON Validator
Verify whether a JSON payload is valid and explain any issues.
#json-data
JSON Minifier
Remove whitespace from JSON payloads to make them compact.
#json-data
JSON Compare
Compare two JSON values and report whether they are equal.
#json-data
YAML ↔ JSON Converter
Convert between simple YAML and JSON structures.
#json-data
CSV ↔ JSON Converter
Convert comma-separated values to JSON or back.
About json & data tools
Format, validate, and transform structured data. These tools run locally in your browser, so you can use them for quick checks during development without sending data anywhere.
FAQ
Are json & data tools tools free to use?
Yes — every tool on U5F is free, with no account required.
Is my data uploaded anywhere?
No, processing happens locally in your browser tab.