πŸ†” UUID Generator

Generate UUID v1, v4, and v7 in bulk β€” free, in your browser.

✨ See what this tool can do
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Nothing
βœ…Generate UUIDs (GUIDs)
🎯Generate unique IDs for databases
πŸ”’100% private β€” runs in your browser
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Unique UUIDs

βš™οΈ Options

πŸ“€ Generated UUIDs (0)

UUID Generator: Generate UUIDs (GUIDs)

UUID Generator lets you generate uuids (guids). Upload settings and get UUID values β€” all processed locally in your browser, with no uploads and no sign-up.

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Generate unique IDs for databases

Generate unique IDs for databases. This is one of the most common reasons people reach for UUID Generator β€” and it handles the job in seconds, entirely in your browser.

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Create UUIDs for distributed systems

Create UUIDs for distributed systems. This is one of the most common reasons people reach for UUID Generator β€” and it handles the job in seconds, entirely in your browser.

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Produce test identifiers

Produce test identifiers. This is one of the most common reasons people reach for UUID Generator β€” and it handles the job in seconds, entirely in your browser.

Everything You Need in a UUID Generator

Powerful features that make UUID Generator fast, private, and free.

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Instant Processing

Conversion and validation happen as you type.

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Developer-Grade

Built for accurate, standards-compliant results.

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100% Private

All processing is local β€” no data is sent anywhere.

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Copy & Export

One-click copy to clipboard for quick use.

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Free Forever

No sign-up, no API keys, no limits.

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Regex & JSON Support

Full regular expression and JSON validation built in.

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100% Private
Files never leave your browser
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Browser-Based
No installs, no uploads
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Free Forever
No sign-up, no watermarks
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No Signup
Start instantly, no account

How to Use

1

Choose Version

Select UUID v4 (random), v7 (time-ordered), or v1 (timestamp).

2

Set Count

Enter how many UUIDs to generate (1-10000).

3

Choose Format

Select hyphens, uppercase, braces as needed.

4

Generate

Click Generate and copy the results.

Detailed User Guide

Choose Version

Select UUID v4 (random), v7 (time-ordered), or v1 (timestamp).

Set Count

Enter how many UUIDs to generate (1-10000).

Choose Format

Select hyphens, uppercase, braces as needed.

Generate

Click Generate and copy the results.

Frequently Asked Questions

v4 (random) is most common. v7 (time-ordered) is great for databases as they sort chronologically. v1 includes MAC address.
v4 uses crypto.getRandomValues() (CSPRNG). v7 uses CSPRNG + timestamp. Both are cryptographically secure.
10,000 per generation. You can click Generate multiple times for more.
UUID v4 (random) is generated by default.
Yes β€” generate multiple UUIDs at once.
Yes β€” they follow standard specifications (RFC 3986, JSON spec, etc.).
No. Everything is processed in your browser and discarded when you close the tab.