Internet, Networking, & Security > Browsers > Firefox > 94 94 people found this article helpful The 20 Best Firefox Extensions of 2024 The right addons can turn Firefox into a browser you can't live without By Jason Bennett Jason Bennett Writer George Brown College Jay Bennett is a former Lifewire writer and digital marketing consultant with 8 years' experience. His writing has appeared on the VisiHow website. lifewire's editorial guidelines Updated on January 25, 2024 Reviewed by Jessica Kormos Reviewed by Jessica Kormos Saint Mary-of-the-Woods College Jessica Kormos is a writer and editor with 15 years' experience writing articles, copy, and UX content for Tecca.com, Rosenfeld Media, and many others. lifewire's editorial guidelines Browsers Firefox Chrome Safari Microsoft Close Firefox extensions expand the functionality of the browser with new features not available in the default program. Below are the best Firefox add-ons (aka extensions) that cover security and privacy, productivity, ergonomics, tools, and more. Firefox 01 of 20 Take, Edit, and Upload Screenshots: Lightshot Lifewire / Alison Czinkota What We Like Reliable online storage. Good variety of editing tools. What We Don't Like Grabbing the entire screen sometimes takes a second adjustment. The Lightshot web extension for Firefox takes and edits screenshots, right from the browser. Screen captures are saved locally or to Lightshot's free cloud storage. Download Lightshot for Firefox 02 of 20 Block Invisible Web Trackers: Privacy Badger What We Like Blocks trackers without breaking most sites. The extension learns when to block intrusive trackers. What We Don't Like Not all types of trackers get blocked. The extension requires a bit of initial configuration. Privacy Badger blocks online trackers intuitively by learning which sites are tracking you while you browse. By default, the extension will block any trackers that don't abide by the 'do not track' signal sent from your browser. Download Privacy Badger for Firefox 03 of 20 More Power Over Your Web History: History AutoDelete What We Like Reliably auto deletes your browsing history. What We Don't Like Scrolling performance can be affected. History AutoDelete gives you the ability to delete your Firefox browsing history for specific domains automatically. You can also remove older browsing entries by a specified number of days. Download History AutoDelete for Firefox 04 of 20 On The Fly Script Blocking: uMatrix What We Like A useful tool for full privacy control. You get to choose which scripts run. What We Don't Like The user interface and options are for intermediate to advanced users. With uMatrix, you can choose to block or allow various web scripts, ads, iframes, etc. You have full control over what requests your browsers allows or denies. Download uMatrix for Firefox 05 of 20 Take Control of Your Cookies: Cookie AutoDelete What We Like Good white and greylist options. What We Don't Like Deleting cookies from containers may be confusing. The Cookie AutoDelete extension automatically removes cookies from the tabs you close, as well as deletes all cookies for a specific domain. Cookie AutoDelete also supports container tabs in Firefox 53 and up. Download Cookie AutoDelete for Firefox 06 of 20 View Archived Versions of Dead Web Pages: Wayback Machine What We Like Good at picking up dead or non-responding pages. What We Don't Like The extension can sometimes redirect to an archived version when there's a proper live page. Wayback Machine provides archived versions of pages that display 404s, DNS errors, and any other domain or web-related issues. Also, you can archive web pages by selecting the Wayback icon, as well as view the page's archived history. Download Wayback Machine for Firefox 07 of 20 View Your Tabs in a Text File: Export Tabs URLs What We Like Easy enough for anyone to use. What We Don't Like Lists are limited to the current browsing window. View, export, or copy the URLs of all your open browser tabs. You can include the page title along with the domain, and the exported file comes with a timestamp. Download Export Tabs URLs 08 of 20 Protect Your Eyes When Browsing at Night: Dark Reader What We Like Reduces stress on the eyes when reading in low light settings. What We Don't Like Some browser icons can be difficult to see. Dark Reader's primary purpose is to reduce the harshness on the eyes caused by bright color schemes found on some websites. You can adjust the brightness, contrast, and font, as well as use an ignore list. Download Dark Reader for Firefox 09 of 20 Grab Online Videos for Offline Viewing: Video DownloadHelper What We Like Straightforward user interface and functionality. Multiple video formats offered. What We Don't Like Sometimes the extension doesn't recognize HD availability. Additonal software may be required for full use of features. Video DownloadHelper gives you the power to download online videos (your own, of course), in a variety of popular formats, directly from Firefox. VideoDonwloadHelper supports a large list of video sites; YouTube, DailyMotion, Vimeo, Facebook, and Periscope to name a few. Download Video DownloadHelper for Firefox 10 of 20 Ad Tracking Protection: AdNauseam What We Like Protects your data against online ad tracking. View each ad collected in the extensions AdVault. What We Don't Like The lack of dynamic filtering. AdNauseam is an extension built to protect your information against advertising tracking, as well as hidden malware. Ad networks like to track their users, so AdNauseam works to scramble your data, rendering it useless to said trackers. Download AdNauseam for Firefox 11 of 20 Restores Buttons in Google Images Search Results: View Image What We Like Brings back the 'View Image' and 'Search by Image' buttons. What We Don't Like There are a few compatibility issues with older versions of Firefox. The View Image web extension brings back both the View Image and Search by Image buttons in Google Images search results. When the buttons got removed, many users were left frustrated. The View Image addon restores the older functionality many are more comfortable with. Download View Image for Firefox 12 of 20 Enhance Your YouTube Experience: Iridium What We Like You can stop entire channels from displaying in your suggestions. The option to disable 60 fps/frames per second. What We Don't Like Videos freeze on rare occasions. Iridium lets you customize your YouTube viewing experience with a wide variety of extra features. You can set the extension to only permit ads from your subscribed channels, as well as make the video player fit the full screen. Download Iridium for Firefox 13 of 20 Keep Your Online Life Separated: Firefox Multi-Account Containers What We Like Streamlines browsing by allowing simultaneous logins. What We Don't Like Functionality can be limited when browsing in private mode. Multi-Account Containers keeps your online identities separate from one another. You can stay signed into multiple accounts at the same time, and your cookies get compartmentalized by containers. Download Firefox Multi-Account Containers 14 of 20 Grab Website Content Based on Patterns: Download Star What We Like Scrapes web contents thoroughly. What We Don't Like The user interface can be a little confusing at first. Download Star makes downloading items from a website a breeze. You can edit the addon's filters to specify certain types of matching files. You also have control over which files get scraped with the use of three handy buttons (links, images, and text) located in the bottom left corner. Get Download Star for Firefox 15 of 20 Only Send Referers When on the Same Domain: Smart Referer What We Like Handy configuration options. What We Don't Like Can be confusing when the extension icon is greyed out. Smart Referer works by only sending referrer headers while remaining on the same domain. You can edit filters and create a whitelist of domains that will send referrers as usual. Download Smart Referer for Firefox 16 of 20 Look up Images Right From Firefox: Reverse Image Search What We Like Multiple image searching options. Returns search results quickly. What We Don't Like Some compatibility issues on mobile versions of Firefox. Reverse Image Search adds an option to the context (right-click) menu to search for the origin of an image. The extension uses TinEye, SauceNAO, Google, Yandex, Bing, and IQDB, with the option of setting up custom search engines. Download Reverse Image Search for Firefox 17 of 20 Control the Scrollbar With Your Middle Mouse Button: ScrollAnywhere What We Like Makes scrolling long form pages a breeze. The momentum feature is fun. What We Don't Like The addon doesn't function on browser configuration pages such as about:config. Will not function in PDF view. The ScrollAnywhere web extension gives you a lot more control over your scrolling. Manipulate the scrollbar with your middle mouse button without actually using the browser's scrollbar. There's an option to enable infinite scrolling, as well as the ability to change the cursor mid-scroll. Download ScrollAnywhere for Firefox 18 of 20 Run JS When You Want: Disable JavaScript What We Like Simple and easy to follow options. What We Don't Like Knowing which JS to avoid or allow can be confusing for beginners. The Disable JavaScript extension gives you the option of disabling JavaScript for specified tabs or sites. Shortcuts are available for enabling and disabling JS, and you can easily view your whitelisted or blacklisted domains. Download Disable JavaScript for Firefox 19 of 20 Stop Facebook From Tracking Your Web Habits: Facebook Container What We Like Seamless and smooth integration. What We Don't Like Can cause issues when using Facebook to sign into other accounts. It's pretty obvious Facebook tracks their users' browsing patterns when signed in. Facebook Container segregates your web activity from your Facebook account and eliminates any tracking. Download Facebook Container for Firefox 20 of 20 Get That Tab Back With One Click: Undo Close Tab What We Like Easy to use. The extension blends nicely with other add-on icons and toolbars. What We Don't Like The dark icon can be a little tough to see when using dark browser themes. Undo Close Tab is a simple yet effective extension that will bring back any tabs you accidentally close. You can also access twenty-five of the most recently closed tabs, all from the extension's handy toolbar. Download Undo Close Tab for Firefox Was this page helpful? Thanks for letting us know! Get the Latest Tech News Delivered Every Day Subscribe Tell us why! Other Not enough details Hard to understand Submit