Hash Generator (SHA-1/256/384/512)

Generate cryptographic hashes using the Web Crypto API.

Free · Runs in your browser · Last updated 2026-05-03

Input text

About this tool

Compute SHA-1, SHA-256, SHA-384 and SHA-512 hashes for any input text using the browser-native Web Crypto API.

Privacy

All processing for Hash Generator happens locally inside your browser using JavaScript. Your input is never uploaded to a server, logged, or shared with third parties.

Frequently asked questions

Is the Hash Generator free to use?

Yes. Hash Generator is completely free for both personal and commercial projects. There are no usage limits, no sign-up, and no premium tier.

Is my data safe when I use Hash Generator?

All processing happens locally in your browser using JavaScript. Your input is never uploaded to our servers, logged, or shared with any third party.

Does Hash Generator work offline?

Once the page has loaded, the tool runs entirely client-side. You can disconnect from the internet and it will keep working in the same browser tab.

Which browsers are supported?

Hash Generator works in all modern browsers, including the latest versions of Chrome, Firefox, Safari, Edge, Brave, and Opera, on desktop and mobile.

Do I need to install anything?

No. Hash Generator runs in any modern web browser with no installation, browser extension, or account required.

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