SpeedSentry: Website Performance Monitor by ABC8

Measure and display page load times and other performance metrics

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You'll need Firefox to use this extension

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About this extension

Measures and displays page load times
Shows DOM Interactive and DOM Content Loaded times
Counts the number of resources loaded
Displays memory usage (if available)
Color-coded badge indicating performance (green, yellow, red)
Customizable performance thresholds
Option to choose which metric to display on the badge
Notifications for slow-loading pages (optional)
Refresh button to update performance data
Options page for easy customization
Persistent settings across browser sessions

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