Generate Your UUIDs
Use our free tool to generate time-based UUIDs (v1) compliant with RFC 4122. All processing is done locally in your browser.
What is a UUID v1?
A UUID v1 (Universally Unique Identifier) is a time-based identifier generated using the current timestamp and the device's MAC address, ensuring uniqueness across systems, as per RFC 4122.
How Does This Tool Work?
This tool uses the uuid library to generate time-based UUIDs (v1) based on the current timestamp and a random node ID, processed locally in your browser.
Why Use Utils Hub's UUID v1 Generator?
- RFC Compliant: Generates valid time-based UUIDs (v1).
- Customizable: Choose the number of UUIDs to generate.
- Browser-Based: No downloads or sign-ups required.
Frequently Asked Questions (FAQ)
How is UUID v1 different from UUID v4?
UUID v1 is time-based, using timestamps and MAC addresses, while UUID v4 is randomly generated, offering higher randomness but no temporal information.
Is the UUID generator secure?
Yes, all processing is done locally in your browser, ensuring privacy.
Related Tools on Utils Hub
- GUID Generator – Generate random UUIDs (v4).
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- Random Number Generator – Generate random numbers.