JWT Debugger

Paste a JSON Web Token to decode and inspect its header and payload. All processing is done securely in your browser.

JWT Decoder

Your token is never sent to our servers.

Encoded Token

Header

Payload

Connect your tools with the MiniFyn API

When your integration is ready, use the MiniFyn developer API to create short links programmatically.

Learn more →

Your privacy is important. Our developer tools process everything in your browser, so your code never leaves your computer. Use of these tools is subject to our Terms of Service.

Explore Our Tools

Boost your productivity with our suite of free utilities.

URL Shortener(Main Tool)

Our core feature. Create short, powerful, and trackable links. It's fast, free, and easy to use.

Link Expander & Hop Tracer

Safely inspect shortened URLs and their redirect chains.

Code Minifier

Minify JS, CSS, HTML, and JSON to reduce file size.

JSON Formatter

Format, prettify, and validate your JSON data instantly.