Dev Toolkit

Password, hash, JWT and URL utilities

UUID generator

UUID v1, v4, v7, the nil UUID, GUID and CUID.

Version122 random bits. The default choice.

Identifier

Generating…

Every tool runs in your browser — no upload, no account, no tracking. Passwords, secrets and tokens never leave this tab.

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noscript { display: block; } .app-shell { display: none !important; } body { background: var(--color-zinc-50); } @media (prefers-color-scheme: dark) { body { background: var(--color-zinc-950); } }

JavaScript required

This app needs JavaScript

Every tool here runs entirely in your browser — nothing is ever uploaded — so none of them can run with JavaScript turned off. Enable it for this site and reload the page.