Features of Sideraven:

- Zen-inspired vertical tab sidebar with Persistent, Collapsed, and Auto-Hide modes
- Customizable sidebar position, row size, accent colour, animations, and haptics
- Spaces with individual tabs, names, icons, and colours
- Essentials for up to 12 favourite websites, accessible across all Spaces
- Pinned tabs and folders for organizing frequently used websites
- Tab management with swipe-to-close, drag-and-drop reordering, and pinning
- Unload inactive tabs to free memory, with automatic reloading when reopened
- Private browsing with a dedicated sidebar
- Pop-up search with suggestions, multiple search engines, clipboard links, QR scanning, and voice search
- Sidebar-integrated address bar for a more immersive browsing experience
- Backup and restore for Spaces, Essentials, pinned tabs, and settings
- Two-way Zen Sync for Spaces, Essentials, pinned tabs, and folders
- Firefox Sync support for bookmarks, history, and passwords
- Firefox GeckoView engine, tracking protection, and support for Android browser extensions
- Access to "about:config" for advanced browser configuration
- Iceraven's telemetry removal, with no additional analytics introduced by Sideraven
- Android 8.0+ support, with a separate installation alongside Firefox and Iceraven