Free Online Developer Tools

Essential utilities for developers. Format JSON, minify code, test regex, encode data, and generate UUIDs. All tools run locally in your browser.

All Developer Tools

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JSON Beautifier

Format and validate JSON with syntax highlighting and error detection.

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Code Minifier

Minify JavaScript, CSS, and HTML to reduce file size and improve performance.

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Slug Generator

Convert text to URL-friendly slugs for SEO-optimized web addresses.

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Regex Tester

Test and debug regular expressions with real-time matching and highlighting.

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Base64 Encoder/Decoder

Encode text to Base64 or decode Base64 strings instantly.

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UUID Generator

Generate unique UUIDs and secure random tokens for your applications.

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Why Choose DocCraft Developer Tools?

100% Client-Side

All processing happens in your browser. Your code and data never leave your device.

Instant Results

No waiting for server responses. Get real-time results as you type or paste your data.

Always Free

No signup, no limits, no hidden fees. All developer tools are completely free forever.

Essential Developer Tools for Modern Development

DocCraft provides a comprehensive suite of free online developer tools designed to streamline your daily coding tasks. Whether you're debugging JSON responses, optimizing code for production, testing regular expressions, or generating unique identifiers, our tools help you work more efficiently.

JSON Beautifier & Validator

Our JSON beautifier formats messy JSON into readable, indented output while simultaneously validating syntax. Perfect for debugging API responses, configuration files, and data structures.

Code Minification

Reduce your JavaScript, CSS, and HTML file sizes with our code minifier. Remove unnecessary whitespace, comments, and characters to improve page load times and overall website performance.

Developer Productivity

From generating URL-friendly slugs and testing regex patterns to encoding Base64 strings and creating UUIDs, our tools cover the everyday utilities that every developer needs. All processing happens locally in your browser, ensuring your code stays private and secure.