Essential Developer Tools
Your Toolkit for Development
Seven powerful tools for modern developers. Format JSON, test regex, decode JWT, convert URLs, and more. All completely client-side and offline-ready.
Available Tools
A comprehensive toolkit for developers. Seven essential tools for formatting, encoding, testing, and converting data. All built for speed and privacy.
JSON Formatter
Format & validate JSON
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JSON Analyzer
Explain JSON structure
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Base64 Converter
Encode & decode
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UUID Generator
Generate UUIDs
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Timestamp Converter
Convert timestamps
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Regex Tester
Test regex patterns
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JWT Decoder
Decode JWT tokens
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URL Encoder
Encode/decode URLs
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Open source and free to use. No sign-up required, no ads, no limits.