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Bug Reports

UUID generation not working correctly? Validator giving wrong results? Formatting issue? Let us know exactly what happened and we'll fix it promptly.

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Feature Requests

Want support for UUID v8, a new output format, a specific programming language example, or any other improvement? We'd love to hear your ideas.

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General Questions

Not sure which UUID version to use in your project? Questions about RFC 9562, database integration, or UUID best practices? Ask away — we're happy to help.

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Security Disclosures

Found a security issue? Please email us directly at contactus@uuidcore.com with details. We take security reports seriously and respond quickly.

Privacy: All UUID generation on UUIDCore happens entirely in your browser. We never receive, log, or store any UUIDs you generate. You can verify this by inspecting browser network requests — there are none for UUID generation.
Before you write — check the FAQ
FAQ What is a UUID and which version should I use? FAQ How do I store UUIDs in a database? FAQ Are UUIDs generated here safe for production? GUIDE How does UUID generation work technically?