UUID Generator & Validator

Generate UUIDs (v4 random, v1 timestamp, v7 time-ordered, nil) and validate UUID format. Batch generation, export to TXT/CSV/JSON.

Features

• Generate UUID v4 (random), v1 (time-based), v7 (time-ordered), or nil
• Validate UUID format and detect version from pasted input
• Batch generate many UUIDs and export to TXT, CSV, or JSON
• Options: with/without hyphens, uppercase, braces
• Copy one or all; no server; cryptographically random where required

Why use this tool

Create unique IDs for databases, APIs, or file names without writing code. Validate IDs from logs or user input before storing.

Try it

Try UUID Generator & Validator at Spoold →

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• No sign-up – Use every tool without an account.
• Runs in your browser – Your data stays on your device; we don’t store or log your input.
• Paste and go – Paste JSON, HTML, JWT, curl, Base64, or any text on the homepage and Spoold suggests the right tool.
• One place for many tools – JSON formatter, JWT decoder, Base64, UUID generator, regex tester, curl-to-code, and more.

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