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Free GUID Generator
Generate GUID / UUID v4 values instantly.
Create one or many GUIDs with options for uppercase, hyphens, and braces. Compatible with UUID v4 format used across systems.
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How to use GUID Generator
- Set how many GUIDs to create.
- Choose braces, hyphens, and casing.
- Generate and copy.
Features
- Batch generate
- Braces option
- Hyphen / case controls
Why use this tool
- Create UUID v4 / GUID values instantly for IDs and tests.
- Generate one or many identifiers without writing a script.
- Produce values locally in the browser.
Common use cases
- Mint test IDs for API fixtures
- Generate primary keys for local prototypes
- Create correlation IDs for sample log lines
What is GUID Generator?
GUID Generator is a free online tool on Free Quick Tools. Generate GUID / UUID v4 values instantly. Processing stays in your browser whenever this tool runs locally.
Privacy
Your files never leave your device. All processing happens in your browser.
Frequently Asked Questions
Are these cryptographically unique?
UUID v4 values have extremely low collision probability for normal use. Follow your system’s ID strategy for distributed databases.
What version is generated?
The tool generates GUID / UUID v4 style values as described on the page.
Are generated IDs stored?
No. Values are created in your browser.
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