JSON Formatter
Format, minify, and validate JSON locally.
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Developer tools
Everyday tools for developers: format and validate JSON, convert between JSON, CSV, YAML, and XML, encode and decode Base64 and URLs, decode JWTs, generate UUIDs and SHA hashes, convert Unix timestamps, and work in other number bases. They run in your browser, so what you paste stays on your device.
Tools in Developer tools
Base64 Encoder / Decoder
Encode or decode Base64 text in your browser.
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URL Encoder / Decoder
Safely encode and decode URL components.
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UUID Generator
Generate secure UUIDs directly on your device.
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JWT Decoder
Inspect JWT headers and payloads locally.
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Hash Generator
Generate SHA-256 and other hashes from text.
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CSV and JSON Converter
Convert CSV or TSV to JSON and JSON to CSV, live as you type.
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JSON and YAML Converter
Convert YAML to JSON and JSON to YAML, live as you type.
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XML and JSON Converter
Convert XML to JSON and JSON to XML, live as you type.
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Number Base Converter
Convert numbers between bases, text to bytes, and Roman numerals.
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Unix Timestamp Converter
Convert Unix timestamps to dates and back.
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