Published: Jun '14
Version: 1.1.2+77f80d5 updated Sep '14
Summary: If a tab is unused for a long time, it switches to a light holding page until the tab is focused again. This helps the browser to recover memory, and can speed up the re-opening of large sessions.
License: MIT; https://opensource.org/licenses/MIT
You can also force the hibernation of a tab using the bookmarklet available here.
That bookmarklet can also be used to un-hibernate a tab if you don't have the userscript running.
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