Tab Nuke

Smart tab manager that tames your browser.
Auto-suspend · Session save · Focus mode · Memory dashboard

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Features

Feature	Description
Auto-Suspend	Hibernates inactive tabs after configurable timeout, freeing memory
Smart Grouping	Groups tabs by domain with one click
Session Save/Restore	Save all tabs as a named session, restore later
Focus Mode	Close all tabs except current domain — restore them later
Memory Dashboard	Track memory usage and savings from suspended tabs
Tab Search	Fuzzy search across all open and suspended tabs
Keyboard Shortcuts	Quick actions via configurable shortcuts
Dark Mode	Follows system preference

Comparison

Feature	Tab Nuke	OneTab	The Great Suspender
Auto-suspend	✅	❌	✅ (discontinued)
Tab grouping	✅	❌	❌
Session save	✅	✅	❌
Focus mode	✅	❌	❌
Memory stats	✅	❌	❌
Fuzzy search	✅	❌	❌
Manifest V3	✅	❌	❌
Privacy-first	✅	⚠️	❌
Open source	✅	❌	❌

Install

Chrome / Edge

1. Download the latest release ZIP from Releases
2. Go to chrome://extensions (or edge://extensions)
3. Enable "Developer mode"
4. Click "Load unpacked" and select the extracted folder

Firefox

1. Download the latest .xpi from Releases
2. Go to about:addons
3. Click the gear icon → "Install Add-on From File"
4. Select the .xpi file

Usage

Quick Actions

• Suspend All — Suspends all tabs except the active one
• Restore All — Restores all suspended tabs
• Focus Mode — Closes all tabs except those on the current domain

Keyboard Shortcuts

Shortcut	Action
Alt+S	Suspend current tab
Alt+Shift+S	Suspend all other tabs
Alt+F	Toggle focus mode
Alt+T	Search tabs

Configuration

Open the extension popup → Settings tab to configure:

• Auto-suspend timeout (0 to disable)
• Whitelisted domains
• Pinned tab protection
• Audio tab protection
• Form data protection

Screens

Screens

Security

• Zero tracking — No analytics, no external requests
• URL validation — All URLs sanitized before tab operations
• XSS prevention — Dynamic content uses textContent, never innerHTML
• Minimal permissions — Only tabs, tabGroups, storage, alarms, scripting
• Local storage — All data stored locally in the browser

Contributing

See CONTRIBUTING.md for development guidelines.

License

MIT — free to use, modify, and distribute.