UUID Generator

Click "Generate" to create a UUID

📦 UUID Generator Source Code $4.99

Get the complete, ready‑to‑deploy HTML file with all styling and logic. This is the exact code powering the demo above — no dependencies, fully offline, and 100% client‑side. Perfect for your portfolio, client projects, or resale. One-time purchase, lifetime access.

⚠️ This is an affiliate product. If you purchase through this link, we may earn a commission at no extra cost to you.

🛒 Buy Now on Gumroad

What is a UUID Generator?

A UUID generator creates a universally unique identifier—a 128‑bit number typically displayed as a 36‑character hexadecimal string. These identifiers are used everywhere in software development to assign unique keys to database records, session IDs, or distributed systems without relying on a central authority. The generator on this page produces random UUID v4 values using your browser's built‑in cryptographic randomness, making them suitable for production use. Every generation happens offline and instantly, so no data ever leaves your device.

How to Use

Click "Generate" to create a new UUID v4. Each click gives you a completely fresh, unpredictable identifier.
Copy the UUID using the copy button, which places the entire string on your clipboard ready to paste.
Clear the display if you need to start over or hide the current value. The tool is fully client‑side and needs no internet connection.

Frequently Asked Questions

Is the generated UUID really unique?

UUID v4 uses 122 bits of randomness, so the probability of generating a duplicate is astronomically small. It's considered safe for practical applications. The tool relies on the browser's crypto.randomUUID() API, which is cryptographically secure.

Is my data safe? Does anything get uploaded?

Absolutely. Everything runs locally in your browser. No UUID or any other information is ever transmitted, stored, or logged. You can generate identifiers for sensitive projects without worry.

Does this tool work offline?

Yes, completely. There are no external libraries or server calls. Save the HTML file and you'll have a fully functional UUID generator available anytime, even without internet access.

Disclaimer: This tool performs all operations locally in your browser. No data is stored, transmitted, or logged.