FastUtilz
Text Tools
Text Diff CheckerWord & Character CounterText Case Converter
JSON Tools
JSON Formatter & BeautifierJSON Minifier & Compressor
Image Tools
Image CompressorBase64 Image EncoderQR Code Generator
Developer
UUID / GUID GeneratorURL Encoder & DecoderJWT Decoder
CSS Tools
CSS Shadow GeneratorColor Palette Generator
Converters
Markdown to PDF/HTML Converter
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About FastUtilz

Welcome to FastUtilz — the ultimate collection of free, privacy-first online tools designed specifically for developers, designers, and creators.

Our Mission

In a world where most online tools force you to upload your sensitive code, documents, and images to remote servers, we decided to build a better alternative. Our mission is to provide lightning-fast utility tools that process everything 100% locally in your web browser.

Privacy by Design

Because our tools utilize modern web technologies (like JavaScript and WebAssembly) to do the heavy lifting directly on your device, we never see your data. No uploads, no server storage, no database leaks. Just pure, instant functionality.

The Tech Stack

FastUtilz is proudly built with Astro, allowing us to deliver zero-JavaScript static HTML for our pages, while only hydrating the specific tool components you need. This makes our platform incredibly lightweight and fast.

Built for developers, by developers.

FastUtilz

100% free, privacy-first online tools for developers and creators. Processed locally in your browser.

Tools

Text Tools JSON Tools Developer Tools Image Tools

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