Developer tools, one place

The utilities you actually search for — JSON, JWT, Base64, regex, hashes — in one tab. No account, no npm install. Just paste and go.

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All tools

JSON Formatter & Validator

Format, validate, and beautify JSON with syntax highlighting.

Formatters

JWT Decoder

Decode and inspect JSON Web Token header and payload.

Security

Base64 Encoder / Decoder

Encode and decode text or files to Base64 and back.

Encoders & Decoders

UUID Generator

Generate UUIDs (v4) for unique identifiers.

Generators

Regex Tester

Test regular expressions with live matches and groups.

Testing

Timestamp Converter

Convert between Unix timestamp and human-readable date.

Converters

SQL Formatter

Format and beautify SQL queries for readability.

Formatters

URL Encoder / Decoder

Encode or decode URL components and query strings.

Encoders & Decoders

Password Generator

Generate secure random passwords with custom options.

Generators

Hash Generator

Generate MD5, SHA-256 and other hashes from text.

Security

HTTP Status Code Lookup

Search or input an HTTP status code and see its meaning and explanation.

Reference & Lookup

JSON to CSV Converter

Convert JSON data into CSV format for spreadsheets or databases.

Converters

CSV to JSON Converter

Convert CSV text into JSON format for APIs or applications.

Converters

HTML Minifier

Remove unnecessary spaces, comments, and formatting from HTML.

Formatters

CSS Minifier

Compress CSS by removing whitespace and comments for faster load.

Formatters

JavaScript Minifier

Minify JavaScript for production to reduce file size.

Formatters

Color Converter

Convert between HEX, RGB, HSL and other color formats.

Converters

JSON Diff Checker

Compare two JSON objects and highlight differences for debugging.

Testing

Lorem Ipsum Generator

Generate placeholder text for UI layouts and design mockups.

Generators

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