Developer Tools

DevTool Box is a fast, free, browser-based developer toolbox: JSON formatter, URL encoder, Base64, JWT parser, hash calculator, timestamp converter, regex tester, QR code, and more — all processed locally in your browser.

DevTool Box

Developer Tools

DevTool Box is a fast, free, browser-based developer toolbox: JSON formatter, URL encoder, Base64, JWT parser, hash calculator, timestamp converter, regex tester, QR code, and more — all processed locally in your browser.

Common Tools

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JSONJSON FormatterFormat, minify, validate, and browse JSON dataURLURL Encoder/DecoderURL encode/decode and component encodingB64Base64 Encoder/DecoderEncode and decode Base64 textTSTimestamp ConverterUnix timestamp and datetime conversion

Security & Encoding

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HASHHash CalculatorCalculate MD5, SHA, and other digestsJWTJWT ParserDecode JWT Header and PayloadIDUUID GeneratorGenerate UUIDs and random IDsQRQR CodeGenerate QR codes and decode QR images

Text & Format

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REGRegex TesterTest regular expression matchesDIFFText DiffCompare line-level text differencesMDMarkdown PreviewPreview Markdown documentsSQLSQL FormatterFormat and minify SQL queries

Debugging Helpers

3
HTTPHTTP RequestSend requests from the browser to a target URL and inspect responsesCRONCron ParserParse cron expressions and preview next runsCLRColor ConverterConvert HEX, RGB, HSL, and HSV color values
Questions or suggestions? Emailwetoolboxsite@outlook.com