Tabs Outliner Alternatives for Firefox

    Tabs Outliner is not available for Firefox but there are plenty of alternatives with similar functionality. The best Firefox alternative is OneTab, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to Tabs Outliner and many of them are available for Firefox so hopefully you can find a suitable replacement. Other interesting Firefox alternatives to Tabs Outliner are Tree Style Tab (Free, Open Source), Tab Session Manager (Free, Open Source), Sidebery (Free, Open Source) and Tab Mix Plus (Free, Open Source).

    This page was last updated Sep 15, 2021

    1. Warning: To those looking for a replacement for Tab Groups by Quicksaver (or some other similar tab grouping add-on), this add-on is not meant to be an equivalent replacement for it and differs considerably.
    2. This Firefox addon provides tab grouping features similar to the removed TabView/TabGroups/Panorama features.


      The extension is currently not working on Firefox 57. It still works on XUL-based Firefox forks like Waterfox

    3. This Firefox add-on arranges tabs in a vertical rather than horizontal fashion. Hide and display manually the tab sidebar with a hotkey (Ctrl+Shift+V) or by clicking on the VTR icon.
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    4. TabGroups married with Tab Containers and bookmark & history search
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    5. Provides user with tab related stats/data - Features How many tabs are currently open How many tabs have been opened during this Firefox session How many tabs have been opened since addon installed Preference to toggle tab memory usage on/off Memory usage displayed on...
    Showing 25 of 25 alternatives