Sidebery

C
C tier on Tab Management SoftwareScore 6.7 · #7 of 27
Android app
Not listed
Free plan
Yes
Runs on
Browser extension
github.com
The Sidebery homepage

Summary

Sidebery is ranked #7 of 27 in tab management software on Everything Xiaomi. It runs on Browser extension. There is a free plan.

Sidebery plans and pricing

All plans
Sidebery Free Firefox extension · donations accepted github.com · 4 Oct 2026

Compared on tab management software

Free plan
Yesgithub.com
Tab search
Yesgithub.com
Session restore
Yesgithub.com
Tab suspension
Yesgithub.com
Workspaces
Yesgithub.com
Browser support
firefoxgithub.com
Cross-device sync
Yesgithub.com

Facts

Purpose
Sidebery is a Firefox extension for managing tabs and bookmarks in a sidebar.github.com · 4 Oct 2026
Panels
It provides customizable panels for tabs, bookmarks, and browsing history.addons.mozilla.org · 4 Oct 2026
Tab layouts
Tabs can be shown as a flat list or a tree, grouped with custom names, colored, sorted, and automatically unloaded in folded branches or inactive panels.addons.mozilla.org · 4 Oct 2026
Containers
Container features include binding a container to a tabs panel, reopening tabs in a target container by URL, and setting proxy and User-Agent configuration for container tabs.addons.mozilla.org · 4 Oct 2026
Customization
Users can customize the context menu, mouse and keyboard controls, drag-and-drop behavior, and sidebar and group-page styles with variables and custom CSS.addons.mozilla.org · 4 Oct 2026
Snapshots
Snapshots can be configured to save information about open windows and tabs.addons.mozilla.org · 4 Oct 2026
Synchronization
Optional sync providers named in the privacy policy are Firefox Sync and Google Drive.github.com · 4 Oct 2026
Privacy
The privacy policy says Sidebery does not engage in ad targeting or data collection, stores data locally by default, and sends data only when sync is enabled and only to the selected provider.github.com · 4 Oct 2026
Sync data
Users can choose which settings, context-menu configuration, keybindings, custom styles, and selected tab data are synchronized.github.com · 4 Oct 2026
Permissions
Required permissions are access to recently closed tabs and browser tabs; additional permissions are optional and support features such as bookmarks, history, proxy settings, and snapshot export.addons.mozilla.org · 4 Oct 2026
Compatibility limit
The project warns Sidebery may conflict with add-ons that position, move, or sort tabs, potentially causing unexpected behavior or broken tab state at initialization.github.com · 4 Oct 2026
Native tabs limit
The add-on page says Firefox does not allow extensions to hide the native horizontal tab bar and points users to userChrome.css workarounds.addons.mozilla.org · 4 Oct 2026
Support
The maker invites users to create a GitHub Discussion or email the developer with questions about the privacy policy; the add-on lists [email protected] as its support email.github.com · 4 Oct 2026
Security reporting
The security policy supports the latest version published on addons.mozilla.org and directs vulnerability reports to [email protected].github.com · 4 Oct 2026
License
The repository identifies the project license as MIT.github.com · 4 Oct 2026

Best Sidebery alternatives

See all 12

Where it ranks on Everything Xiaomi

Is Sidebery yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Sources