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Developer Tools
Format, validate, minify, encode, and decode code and data using free online developer tools.
Developer tools that just work
5 free tools to format, validate and encode data in your browser.
JSON tools
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5 tools found
Browser-based
JSON Formatter
Validate JSON and format it with readable indentation.
Open tool →Browser-basedJSON Validator
Check whether your text is valid JSON.
Open tool →Browser-basedJSON Minifier
Remove unnecessary whitespace from valid JSON.
Open tool →Browser-basedURL Encoder
Percent-encode text for use as a URL component.
Open tool →Browser-basedURL Decoder
Decode a percent-encoded URL component.
Open tool →