Developer Tools
Hash Generator
Get a SHA checksum for text or a file, then compare it with a trusted checksum to check it matches.
On your device
Free online tool · No signup
UUID Generator
Generate fresh random UUIDs for records, test data or code, one at a time or in a ready-to-copy batch.
- Up to 500 per batch
- Random version 4 IDs
- Copy or download the list
Works in your browser · Your files stay hereFree · No account · No daily task limit
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How to use UUID Generator
- Choose how many IDs you need, up to 500.
- Pick uppercase or hyphen-free formatting if needed, then regenerate.
- Copy all IDs or download the text list.
Privacy
This tool runs entirely in your browser. Your file is processed on your device and is not uploaded to a server. You do not have to take that on trust — the monitor directly beneath the tool reads your browser’s own record of every request this tab made while your file was open.
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