SleepingTab by R0xuwan
Monitor tab memory usage and automatically sleep inactive tabs to keep Firefox fast.
2 Users2 Users
Extension Metadata
Screenshots
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.
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.
Rated 0 by 0 reviewers
Permissions and data
Required permissions:
- Access browser tabs
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.2.1
- Size
- 390.52 KB
- Last updated
- a month ago (May 20, 2026)
- Related Categories
- License
- MIT License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Add to collection