MAC Address Generator
Generate random MAC addresses for testing and development. Choose format, case, and quantity. Create valid unicast or multicast addresses with vendor prefixes.
How to Generate MAC Addresses
- 1 Set the quantity of addresses to generate
- 2 Choose the format (colon, hyphen, dot, or none)
- 3 Select uppercase or lowercase
- 4 Choose address type: unicast, multicast, or random
- 5 Optionally select a vendor prefix (OUI)
- 6 Click Generate MAC Addresses and copy the results
Frequently Asked Questions
Is my code or data stored anywhere? ▼
No. All developer tools process data locally in your browser. Nothing is sent to any server or logged.
Can I use these tools offline? ▼
Yes! After the initial page load, most developer tools work without an internet connection.
Are there API limits? ▼
No limits. Since processing happens in your browser, you can use the tools as much as you need.
Is the output compatible with production use? ▼
Yes. Our tools produce standard-compliant output suitable for production environments.
🔒 Instant results, faster than AI. No signup. 100% private.
Last updated: January 15, 2026 · v2.1