Tab Guardian

Monitor tab usage, detect unused tabs, and free up memory with one click.

Tab Guardian helps you take control of your browser tabs and system memory. 🔍 MONITOR • See all open tabs with real-time idle tracking • View JS heap memory and site storage (cache) per tab • System memory usage bar with percentage • Tabs automatically grouped into "Active" and "Stale" sections ⚡ CLEAN UP • Close individual tabs or all stale tabs with one click • Clear site data (Cache Storage, IndexedDB, localStorage, Service Workers) per tab — no page reload needed • Adjustable idle threshold: 15 minutes, 30 minutes, 1 hour, 2 hours, or 4 hours 🔔 STAY INFORMED • Badge shows stale tab count or total count when exceeding 8 tabs • Desktop notifications when tabs go stale or you have too many tabs open • Checks automatically every 5 minutes 🎨 DESIGN • Clean, modern dark and light theme — automatically matches your system preference • Built with DaisyUI and Tailwind CSS • Fixed header with scrollable tab list — works great even with 100+ tabs 🔒 PRIVACY • Zero data collection — no analytics, no tracking, no external requests • All tab activity data stored locally on your device only • Open source — inspect the code yourself