translate expand_more

UUID Generator

Generate UUID v4 values in batches for test data, temporary keys, and object identifiers.

code_blocks Codinghourglass_top Waiting for result

How many

Generated UUIDs

How UUID generation works

This tool uses browser-based random UUID v4 generation to create identifiers with a very low collision risk.

UUID v4 values are random-based identifiers.
They are commonly used for test data, object IDs, and temporary development keys.
Security-sensitive tokens may require a stricter system-specific policy.

Are UUIDs guaranteed to be unique forever?expand_more

No absolute guarantee exists, but collisions are extremely unlikely in normal development use.

Can I use UUIDs as database primary keys?expand_more

Yes, although index behavior and ordering tradeoffs should be considered for your system.

Keep exploring

Jump into related tools from the same category and popular picks across Gogotem.

Encode and decode query-safe URL values for links and APIs.

Encode plain text to Base64 or decode Base64 back into text.

Build tints, shades, and contrast guidance from a single base color.

Turn links and short text into scannable QR code images.

Convert Unix timestamps into readable dates and back again.

Format, validate, and minify JSON payloads in one place.