Looking for something like Sidebery? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 16 are open source.
Sidebery manages Firefox tabs and bookmarks in a sidebar through a browser extension.
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Temporary Containers by stoically | — | Not stated | — |
| 2 | Search Multi Tabs by naturallucky | — | Not stated | Windows |
| 3 | Firefox Multi-Account Containers by Firefox | — | Not stated | — |
| 4 | Sine | — | Yes | — |
| 5 | Anori | — | Yes | — |
| 6 | Auto-Sort Bookmarks | — | Yes | Browser extension |
| 7 | Bookmarks Organizer | — | Yes | Browser extension |
| 8 | Firefox Scripts | — | Yes | Linux, macOS |
| 9 | IA Downloader | — | Yes | Browser extension, Windows |
| 10 | Copy Selection as Markdown | — | Yes | Browser extension |
Temporary Containers opens tabs, websites, and links in disposable Firefox containers that isolate attached data and are deleted after use.
Search Multi Tabs finds words in webpage text, titles, or URLs across open tabs and lists matching context in a side panel.
Firefox Multi-Account Containers separates parts of a user's online activity into distinct containers within Firefox.
Sine manages themes for Firefox-based browsers, according to its project description.
Anori adds customizable new-tab pages to Chrome and Firefox, with widgets for bookmarks, calendar, to-do items, and notes.
Auto-Sort Bookmarks sorts Firefox bookmarks by multiple criteria, with settings for automatic sorting.
Bookmarks Organizer finds bookmarks that no longer work and helps users put their saved links in order.
Firefox Scripts provides userChromeJS, autoconfig.js, and extension scripts, with installation instructions for Firefox Developer Edition.
This browser extension downloads books from Internet Archive and HathiTrust Digital Library, with a notice naming its official source.
Copy Selection as Markdown copies a page title, URL, and selected text as Markdown through a Firefox add-on.
Mouse gestures and browser commands are available through Gesturefy, a customizable Firefox add-on designed for mice, not touchpads.
Dark Reader is an open-source MIT-licensed browser extension for Chrome and Firefox that analyzes web pages and generates a dark mode to reduce eyestrain.
Firefox CSS Hacks collects user stylesheets for changing the appearance of Mozilla Firefox.
Dark Background and Light Text changes webpage colors to show light text on a dark background through a Firefox add-on.
New Tab Override lets Firefox users choose which page appears whenever they open a new tab.
Betterfox provides Firefox about:config preference tweaks and user.js settings intended to adjust privacy, security, and performance.
Adaptive Tab Bar Colour changes the Firefox theme color to match the appearance of the current website.
TablissNG offers a customizable new-tab page for Firefox, Chrome, and Edge, maintained as a version of the Tabliss project.
BetterViewer replaces the built-in image viewing mode in Firefox and Chrome-based browsers.
Bookmark Search Plus 2 filters bookmarks by search text and shows their parent folders in a Firefox extension.
Yet Another Speed Dial combines a new-tab page and bookmark manager for Chrome, Edge, and Firefox, with site thumbnails and organization features.
The Firefox add-ons directory lists extensions for customizing browsing, including categories for bookmarks, downloads, feeds, games, and appearance.
OneTab saves browser tabs into a list to reduce tab clutter and memory use in Chrome and Firefox.
FoxyTab adds tab-related actions to Firefox's tab menu, such as duplicating tabs, closing duplicates, and copying tab titles or URLs.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative
