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Try JSON Formatter Get the Chrome extension
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JSON

JSON ↔ Query String
Convert between JSON objects and URL query strings with nested keys and array formats.
#json
#url

Converters

URL Encoder / Decoder
Encode and decode URLs and URI components safely.
#url
#encode

Generators

QR Code Generator
Generate downloadable PNG/SVG QR codes from text or URLs with custom colors.
#image
#url
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