The Safer Suspender
Extension Actions
CRX ID
bghakdgdhifpflgmpknjkekcbomcfnij
Description from extension meta
Release browser resources by suspending the tabs you aren't using
Image from store
Description from store
"The Safer Suspender" is a <b>safer</b> and free and open-source extension for modern browser, such as Firefox, Edge and Chrome. Once installed and enabled, this extension will automatically <b>suspend</b> tabs that have not been used for a while, freeing up memory and cpu that the tab was consuming.