HashGen
Hash Generator & Comparator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from text. Compare two hashes for quick verification.
HashGen is a free Chrome extension by lern-digital.de. Everything runs in your browser — no signup, no API key, no tracking. Install once, use offline.
Free · Chrome 114+ · Manifest V3 · Works in Edge & Brave · No signup
3 minutes to get started
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1
Install
Download ZIP, unzip, open chrome://extensions, enable Developer Mode, click "Load unpacked", select the folder.
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2
Open
Click the HashGen icon in your toolbar to open the popup.
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3
Use
Use the feature. Results stay on your device unless you explicitly copy or download them.
What HashGen does
Remembers settings
Your preferences persist between sessions, locally only.
Fast
Instant results — no servers, no round-trips.
Private by default
All processing happens on your device. No tracking, no accounts.
Free
No subscription, no API key, no sign-up.
Works in Chrome & Edge & Brave
Manifest V3 compatible — runs wherever Chromium runs.
Permissions & why
Save your preferences and results in Chrome's local storage on your device.
Read the active tab's URL/title so the extension can show context and enable the right UI state.
Your data stays yours
HashGen runs entirely locally in your browser. No data ever leaves your device. No analytics, no tracking, no telemetry. All settings and results stay in Chrome's local storage on your machine.
Try it out
Installed in under 1 minute.
Download HashGen v1.0.0