Hash Generator

MD5, SHA-1, SHA-256, SHA-512, Keccak-256.

Input
MD5
SHA-1
SHA-256
SHA-384
SHA-512

Related Generators tools

UUID / ULID Generator
Generate UUID v1/v4/v7 and ULID.
Lorem Ipsum
Generate Lorem Ipsum placeholder text.
QR Code
Generate and read QR codes.
Random String
Generate random strings with custom alphabets.
Nano ID
Generate URL-safe Nano IDs.

About the Hash Generator

What does the Hash Generator do?
MD5, SHA-1, SHA-256, SHA-512, Keccak-256. GeekTool runs the Hash Generator entirely in your browser — input never leaves your device.
Is the Hash Generator free?
Yes. The Hash Generator is part of GeekTool, a free suite of 50+ developer utilities. No sign-up, no ads inside the tool, no quotas.
Does the Hash Generator send my data to a server?
No. All processing is client-side JavaScript. Your input stays in your browser tab — we never see it.