UUID Generator
Generate random UUIDs (v4) instantly. Copy individual UUIDs or generate multiple at once for batch use.
How to Use UUID Generator
The UUID Generator is a free online tool that creates random UUID v4 (Universally Unique Identifiers) instantly. UUIDs are 128-bit identifiers used as primary keys in databases, session tokens, correlation IDs in distributed systems, and unique file names. Generate one or up to 100 UUIDs at once for batch operations. Each UUID is cryptographically random using the Web Crypto API, ensuring uniqueness and unpredictability. Whether you are a developer seeding test databases, creating unique identifiers for API resources, generating session tokens, or need GUIDs for any purpose, this tool delivers instant results with one click.
Step-by-Step Instructions
- Choose how many UUIDs to generate (1 to 100)
- Click generate to create random UUID v4 identifiers
- View the generated UUIDs in the output area
- Copy individual UUIDs or all of them at once
Related Tools
JSON Formatter and Validator
Format, validate, and pretty-print JSON with syntax highlighting.
Base64 Encoder and Decoder
Encode text to Base64 or decode Base64 strings back to plain text.
URL Encoder and Decoder
Encode special characters for URLs or decode percent-encoded strings.
HTML Entity Encoder and Decoder
Encode special characters as HTML entities or decode them back.