UUID Generator

Generate universally unique identifiers instantly.

UUID Generator

Generate v1 and v4 UUIDs, single or in batches.

Version

Count (1–50)

What is UUID Generator?

A UUID (Universally Unique Identifier) is a 128-bit label used for identifying information in computer systems. Version 4 UUIDs are randomly generated and provide an incredibly high guarantee of uniqueness, making them perfect for primary keys in databases, session tokens, or transaction IDs. The probability of a collision is practically zero.

When to use UUID Generator?

Generating distinct ID values for database records

Creating unique session tracking tokens for web applications

Assigning untraceable IDs to distributed jobs or messages

Generating temporary filenames that will never conflict

Related Security Tools

JWT Decoder

Inspect JWT headers and payload locally.

Hash Generator

Generate SHA-1, SHA-256 and SHA-512 hashes in the browser.

SHA-256 Hash Generator

Generate SHA-256 cryptographic hashes instantly.

SHA-1 Hash Generator

Generate SHA-1 cryptographic hashes instantly.