SleepingTab by R0xuwan

Monitor tab memory usage and automatically sleep inactive tabs to keep Firefox fast.

About this extension

Tab Memory Monitor helps reduce Firefox memory usage by automatically sleeping inactive tabs.

Features:
• Live memory usage graph
• Monitor active and sleeping tabs
• One-click tab sleep
• Automatic inactivity-based tab sleeping
• Adjustable sleep timer
• Lightweight and privacy-friendly

Designed for users who keep many tabs open and want a cleaner, faster browsing experience without manually managing tabs.

No tracking. No telemetry. Open source.

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SleepingTab by R0xuwan

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