Unload Tab Group is a Firefox extension that discards all tabs in a selected tab group to reduce memory usage while preserving the tabs for later access. It supports Firefox on desktop and Android and requires permission to access browser tabs.
In the Browser DevTools & extensions space, Unload Tab Group takes a focused approach. It focuses on reducing Firefox memory usage by unloading all tabs in a tab group without closing them. It is built as an open-source project for firefox users managing many open tabs. The project is open source (Open Source). Unload Tab Group is available on the web and embeddable surfaces.
It is developed by rynffoll, and it first shipped in 2025. Key capabilities include tab group unloading, memory reduction, and tab preservation. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
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