Developer Tools
Format JSON, encode Base64, decode JWT, test regex, and more — built for everyday developer tasks.
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JSON Formatter
Beautify JSON instantly
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JSON Validator
Check JSON validity
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JSON Minifier
Compact JSON output
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Base64 Encoder/Decoder
Encode and decode Base64
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URL Encoder/Decoder
Encode and decode URLs
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UUID Generator
Generate UUID v4
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JWT Decoder
Inspect JWT payloads
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Unix Timestamp Converter
Epoch ↔ date/time
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Regex Tester
Test regular expressions
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HTML/CSS/JS Formatter
Format HTML, CSS, and JS
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Password Generator
Create strong random passwords
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Hash Generator
SHA hashes in your browser
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HTML Encoder/Decoder
Escape and unescape HTML
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