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Free · No sign-up · 100% private

The fastest developer tools
on the web

Format, validate, encode, decode, and convert. Built for developers, by developers.

Developer Tools

JSON Formatter

Format and beautify JSON

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JSON Validator

Validate JSON syntax

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JSON to CSV

Convert JSON to CSV format

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CSV to JSON

Convert CSV to JSON format

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Regex Tester

Test regular expressions

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Base64 Encode/Decode

Encode and decode Base64

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URL Encode/Decode

Encode and decode URLs

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Hash Generator

Generate MD5, SHA hashes

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UUID Generator

Generate unique UUIDs

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Color Picker

Pick and convert colors

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Hex to RGB

Convert hex colors to RGB

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Cron Builder

Build cron expressions

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JWT Decoder

Decode JWT tokens

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HTML Minifier

Minify HTML code

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CSS Minifier

Minify CSS code

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JS Minifier

Minify JavaScript code

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SQL Formatter

Format SQL queries

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Diff Checker

Compare two texts

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Timestamp Converter

Convert Unix timestamps

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Your data never leaves your device

Every tool processes data directly in your browser using JavaScript. Nothing is uploaded to any server. Your content stays private, always.

Lightning Fast

Client-side processing with zero upload wait

100% Private

Data never leaves your browser

Completely Free

No sign-up, no limits, no hidden fees