To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!

Close

Welcome to Firefox Add-ons.

Choose from thousands of extra features and styles to make Firefox your own.

Close

On the go?

Check out our Mobile Add-ons site.

Close

Adblock Plus Version History

66 versions

Be careful with old versions!

These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.

Version 2.6.7 985.1 kB Works with Firefox for Android 25.0 - 39.0, Firefox 25.0 and later, SeaMonkey 2.22 and later, Thunderbird 25.0 and later

* Removed "Hide placeholders of blocked elements" option from the user interface.
* Fixed: First-run page broken in Firefox nightlies if E10S is enabled.
* Fixed first-run page layout for right-to-left languages.
* Fixed: "Adblock Warning Removal List" is being displayed as the selected list on Firefox Mobile.
* Fixed: "Disable on site" doesn't always show up on Firefox Mobile.

Download Now

This add-on is not compatible with your version of Firefox because of the following:

    Version 2.6.6 979.7 kB Works with Firefox for Android 22.0 - 38.0, Firefox 22.0 and later, SeaMonkey 2.19 and later, Thunderbird 22.0 and later

    Adapted to an API change in current Firefox nightlies causing Adblock Plus to break.

    Download Now

    This add-on is not compatible with your version of Firefox because of the following:

      Version 2.6.5 979.6 kB Works with Firefox for Android 22.0 - 37.0, Firefox 22.0 and later, SeaMonkey 2.19 and later, Thunderbird 22.0 and later

      * Fixed: Element hiding exceptions are broken by changes in Firefox 34 and Firefox 35.
      * Fixed: Blocking via context menu won't always suggest blocking the most recent request.
      * Fixed: Issue reporter will complain about too many filter lists even when these filter lists are "special" like the anti-adblock list.
      * Fixed: Disabling filters via space bar no longer works in preferences.
      * Fixed: Sharing Adblock Plus from the first-run page won't work if the Anti-Social list is enabled.
      * Fixed: Anti-Adblock warning will sometimes appear on websites without any anti-adblock behavior.
      * Made $sitekey option behavior more consistent, it can be used similarly to $domain now rather than whitelisting complete websites only.

      Download Now

      This add-on is not compatible with your version of Firefox because of the following:

        Version 2.6.4 967.7 kB Works with Firefox for Android 22.0 - 35.0, Firefox 22.0 and later, SeaMonkey 2.19 and later, Thunderbird 22.0 and later

        * Made sure that data is always written to disk immediately whenever filter hit counts are reset.
        * Fixed: Moving filters with Ctrl-Up/Down doesn't work in Firefox 30 and above.
        * Fixed: Find functionality in the preferences doesn't indicate that the search pattern wasn't found (Firefox 29 and above).
        * Fixed: User isn't informed about anti-adblock warnings on websites producing them.
        * Fixed: Blockable items aren't refreshed on tab change in SeaMonkey.
        * Fixed: "Disable on this page only" doesn't work correctly if the address ends with #.

        Download Now

        This add-on is not compatible with your version of Firefox because of the following:

          Version 2.6.3 967.4 kB Works with Firefox for Android 19.0 - 34.0, Firefox 19.0 and later, SeaMonkey 2.16 and later, Thunderbird 19.0 and later

          * Worked around a Firefox bug preventing filters from being saved in Firefox 22 and older on Windows.
          * Default context menu is no longer overridden on the toolbar icon if a left click would result in the same action already.
          * Fixed: Adblock Plus toolbar icon appears delayed.
          * Fixed: Warning shows up in console concerning use of setUserData (only resolved for Firefox 32 and higher).
          * Fixed: Bogus tooltip on the "Slow" column in Filter Preferences.

          Download Now

          This add-on is not compatible with your version of Firefox because of the following:

            Version 2.6 957.9 kB Works with Firefox for Android 19.0 - 33.0, Firefox 19.0 and later, SeaMonkey 2.16 and later, Thunderbird 19.0 and later

            * Made sure Adblock Plus initialization doesn’t delay Firefox startup.
            * Switched to a faster way to access Adblock Plus data on disk.
            * Fixed regression in Adblock Plus 2.5.1: Adblock Plus initialization takes longer for each new window opened.
            * Fixed: Firefox Sync integration sometimes won’t work.
            * Fixed: Filter search in Filter Preferences was broken in newer Firefox versions.
            * Fixed: Wrong button type displayed for Adblock Plus immediately after customizing toolbar in Firefox 29 and above.
            * Fixed: Homepage link is displayed in Filter Preference even if the subscription doesn’t define a homepage.
            * Fixed: Pop-up blocker won't work in some scenarios.

            Download Now

            This add-on is not compatible with your version of Firefox because of the following:

              Version 2.5.1 957.3 kB Works with Firefox for Android 17.0 - 32.0, Firefox 17.0 and later, SeaMonkey 2.14 and later, Thunderbird 17.0 and later

              * Added a dialog that shows up the first time a user visits a website which shows an anti adblock message, asking whether these should be blocked
              * Fixed: Pipe character in filters interpreted wrong under some circumstances
              * Fixed: Share window on first-run page doesn't appear

              Download Now

              This add-on is not compatible with your version of Firefox because of the following:

                Version 2.4.1 940.8 kB Works with Firefox for Android 17.0 - 30.0, Firefox 17.0 and later, SeaMonkey 2.14 and later, Thunderbird 17.0 and later

                * Added support for the upcoming Firefox Australis theme.
                * Default icon location is the navigation toolbar again (add-on bar is going away).
                * Fixed image preview in the list of blockable items.
                * Fixed keyboard shortcut on Mac OS X (Control key was used instead of Command).
                * Fixed: Changes to Adblock Plus options didn't always persist.

                Download Now

                This add-on is not compatible with your version of Firefox because of the following:

                  Version 2.4 915.6 kB Works with Firefox for Android 16.0 - 27.0, Firefox 16.0 and later, SeaMonkey 2.13 and later, Thunderbird 16.0 and later

                  * Improved first-run page
                  * Fixed: Adblock Plus icon wasn't showing up on browser startup for some users
                  * Fixed: Redirect blocking wasn't working in current Firefox versions
                  * Fixed: Issue reporter fails to process some console errors
                  * Fixed: Adblock Plus fails to start up when updating in current Firefox nightly builds (workaround for bug 924340)

                  Download Now

                  This add-on is not compatible with your version of Firefox because of the following:

                    Version 2.3.2 824.3 kB Works with Firefox for Android 16.0 - 25.0, Firefox 16.0 and later, SeaMonkey 2.13 and later, Thunderbird 16.0 and later

                    Fixed an issue in the emergency notification mechanism introduced in previous release.

                    Download Now

                    This add-on is not compatible with your version of Firefox because of the following:

                      Version 2.3.1 824.4 kB Works with Firefox for Android 16.0 - 26.0, Firefox 16.0 and later, SeaMonkey 2.13 and later, Thunderbird 16.0 and later

                      * Improved filter list downloads (https://adblockplus.org/blog/simplifying-subscription-downloads-module).
                      * Implemented filter forward-compatibility proposal (https://adblockplus.org/blog/forward-compatibility-of-filters).
                      * Implemented an emergency notification mechanism that can be used to communicate important issues.

                      Download Now

                      This add-on is not compatible with your version of Firefox because of the following:

                        Version 2.3 818.5 kB Works with Firefox for Android 16.0 - 25.0, Firefox 16.0 and later, SeaMonkey 2.13 and later, Thunderbird 16.0 and later

                        * Redesigned first-run page
                        * Removed typo correction feature (https://adblockplus.org/blog/type-correction-feature-removed)
                        * Better localization approach
                        * Worked around a Firefox Mobile bug, selecting filter subscription is possible again
                        * Fixed issue reporter breakage in current Firefox nightlies

                        Download Now

                        This add-on is not compatible with your version of Firefox because of the following:

                          Version 2.2.4 870.7 kB Works with Firefox for Android 16.0 - 25.0, Firefox 16.0 and later, SeaMonkey 2.13 and later, Thunderbird 16.0 and later

                          * Fixed: Server names with a trailing dot were mistakenly treated as typos.
                          * Fixed a Firefox 22 compatibility issue (no colors/images in filters list and list of blockable items).

                          Download Now

                          This add-on is not compatible with your version of Firefox because of the following:

                            Version 2.2.3 817.3 kB Works with Firefox for Android 11.0a1 - 22.0, Firefox 9.0 and later, SeaMonkey 2.6 and later, Thunderbird 9.0 and later

                            This release mostly works around breakage caused by AVG Security Toolbar 14.0.3.* extension, it prevented Adblock Plus from working correctly among other things.

                            Download Now

                            This add-on is not compatible with your version of Firefox because of the following:

                              Version 2.2.2 818.0 kB Works with Firefox for Android 11.0a1 - 22.0, Firefox 9.0 and later, SeaMonkey 2.6 and later, Thunderbird 9.0 and later

                              * Worked around regression in Firefox 18 causing entries on the blockable items list to disappear and preventing context menu from working reliably.
                              * Issue reporter now encourages users to enter an email address when submitting issue reports.
                              * Fixed various compatibility problems with future Firefox releases.

                              Detailed changelog: https://adblockplus.org/en/changelog-2.2.2

                              Download Now

                              This add-on is not compatible with your version of Firefox because of the following:

                                Version 2.2.1 804.6 kB Works with Firefox for Android 11.0a1 - 21.0a1, Firefox 9.0 and later, SeaMonkey 2.6 and later, Thunderbird 9.0 and later

                                * Fixed issue affecting loading of filters in old Firefox version (including Firefox 10).
                                * Fixed wrong apostrophe encoding in translations (especially Italian).

                                Download Now

                                This add-on is not compatible with your version of Firefox because of the following:

                                  Version 2.2 804.7 kB Works with Firefox for Android 14.0 - 20.0a1, Firefox 14.0 and later, SeaMonkey 2.11 and later, Thunderbird 14.0 and later

                                  * New typo correction feature helps avoid landing on malicious web pages (not enabled by default) - see https://adblockplus.org/blog/typo-correction-feature-in-adblock-plus.
                                  * Code license change: GNU General Public License version 3.0 instead of Mozilla Public License version 2.0
                                  * Minor fixes

                                  Detailed changelog: https://adblockplus.org/en/changelog-2.2

                                  Download Now

                                  This add-on is not compatible with your version of Firefox because of the following:

                                    Version 2.1.2 741.4 kB Works with Firefox for Android 11.0a1 - 19.0a1, Firefox 8.0 and later, SeaMonkey 2.5 and later, Thunderbird 8.0 and later

                                    Some startup performance and memory use improvements

                                    Download Now

                                    This add-on is not compatible with your version of Firefox because of the following:

                                      Version 2.1.1 742.4 kB Works with Firefox for Android 11.0a1 - 17.0a1, Firefox 8.0 and later, SeaMonkey 2.5 and later, Thunderbird 8.0 and later

                                      * Improved startup performance.
                                      * Filter preferences: improved display in right-to-left locales.
                                      * Fixed: Adblock Plus might break extensions like IE Tab using NPAPI plugins.
                                      * Fixed: Filter subscriptions are no longer being updated automatically.
                                      * Fixed: Firefox Sync support isn't working.

                                      Detailed changelog: http://adblockplus.org/en/changelog-2.1.1

                                      Download Now

                                      This add-on is not compatible with your version of Firefox because of the following:

                                        Version 2.1 742.4 kB Works with Firefox for Android 11.0a1 - 16.0a1, Firefox 8.0 and later, SeaMonkey 2.5 and later, Thunderbird 8.0 and later

                                        * Adblock Plus can be installed without restarting the browser now.
                                        * Added support for Firefox Mobile 14.
                                        * Improved Thunderbird integration.
                                        * Updated for upcoming Firefox releases (especially Firefox 15).

                                        Detailed changelog: http://adblockplus.org/en/changelog-2.1

                                        Download Now

                                        This add-on is not compatible with your version of Firefox because of the following:

                                          Version 2.0.3 634.9 kB Works with Firefox 3.6.13 and later, Mobile 4.0 and later, SeaMonkey 2.1 and later, Thunderbird 3.1.7 and later

                                          * Added a way to disable automatic filter subscription updates by means of a hidden preference.
                                          * Fixed: Blocking from context menu sometimes doesn't work if the context menu has a submenu.
                                          * Fixed: Tabs on Flash and Java sometimes disappear before they can be clicked.
                                          * Filter Preferences: Fixed the default width of the "Enabled" column.
                                          * Blockable items: Fixed "Disable filter on site" feature.

                                          Detailed changelog: http://adblockplus.org/en/changelog-2.0.3

                                          Download Now

                                          This add-on is not compatible with your version of Firefox because of the following:

                                            Version 2.0.2 644.1 kB Works with Firefox 3.6.13 and later, Mobile 4.0 - 11.0a1, SeaMonkey 2.1 and later, Thunderbird 3.1.7 and later

                                            * Improved texts describing "non-intrusive ads" feature.
                                            * Made toolbar icon properly customizable in Thunderbird.
                                            * Fixed: Filter editing is broken in Firefox 3.6.
                                            * Firefox Mobile: Fixed user interface to handle "non-intrusive ads" feature properly.

                                            Detailed changelog: http://adblockplus.org/en/changelog-2.0.2

                                            Download Now

                                            This add-on is not compatible with your version of Firefox because of the following:

                                              Version 2.0.1 644.1 kB Works with Firefox 3.6.13 and later, Mobile 4.0 - 11.0a1, SeaMonkey 2.1 and later, Thunderbird 3.1.7 and later

                                              * Experimental pop-up blocking support for the cases where the built-in pop-up blocker fails.
                                              * New Filter Preferences dialog makes managing filters and subscriptions
                                              * Custom filters can be organized into any number of filter groups.
                                              * Backup and Restore functionality allows creating a copy of all filter preferences, not just custom filters.
                                              * Added “Allow non-intrusive advertising” setting (can be changed in Filter Preferences, see http://adblockplus.org/en/acceptable-ads).

                                              Detailed changelog: http://adblockplus.org/en/changelog-2.0.1

                                              Download Now

                                              This add-on is not compatible with your version of Firefox because of the following:

                                                Version 1.3.10 626.7 kB Works with Firefox 3.5 and later, Mobile 1.1 - 11.0a1, SeaMonkey 2.0 and later, Thunderbird 3.0 and later

                                                * Added Latvian and Albanian translations.
                                                * Fixed some minor issues.
                                                * Some users will be asked to complete a survey about Adblock Plus.

                                                Detailed changelog: http://adblockplus.org/en/changelog-1.3.10

                                                Download Now

                                                This add-on is not compatible with your version of Firefox because of the following:

                                                  Version 1.3.9 608.3 kB Works with Firefox 3.5 and later, Mobile 1.1 - 10.0a1, SeaMonkey 2.0 and later, Thunderbird 3.0 and later

                                                  * Added experimental support for Firefox Sync
                                                  * New extension icons
                                                  * Updated for changes in Thunderbird 5
                                                  * Various minor fixes

                                                  Detailed changelog: http://adblockplus.org/en/changelog-1.3.9

                                                  Download Now

                                                  This add-on is not compatible with your version of Firefox because of the following:

                                                    Version 1.3.8 559.1 kB Works with Firefox 3.5 and later, Mobile 1.1 - 7.0a1, SeaMonkey 2.0 and later, Thunderbird 3.0 - 3.3a4pre

                                                    * Fixed: Corruption in Adblock Plus data files might result in Adblock Plus being unable to block anything
                                                    * Fixed some minor SeaMonkey 2.1 issues
                                                    * Some minor improvements to the issue reporter

                                                    Detailed changelog: http://adblockplus.org/en/changelog-1.3.8

                                                    Download Now

                                                    This add-on is not compatible with your version of Firefox because of the following:

                                                      Version 1.3.7 593.9 kB Works with Firefox 3.5 and later, Mobile 1.1 - 6.0a1, SeaMonkey 2.0 and later, Thunderbird 3.0 - 3.3a4pre

                                                      * Added Brasilian Portuguese translation again
                                                      * Slightly improved performance
                                                      * Fixed a potential memory leak (only occurring under rare conditions)
                                                      * Various minor fixes

                                                      Detailed changelog: http://adblockplus.org/en/changelog-1.3.7

                                                      Download Now

                                                      This add-on is not compatible with your version of Firefox because of the following:

                                                        Version 1.3.6 464.9 kB Works with Firefox 3.5 and later, Mobile 1.1 - 6.0a1, SeaMonkey 2.0 and later, Thunderbird 3.0 - 3.3a4pre

                                                        * "Recommend us on Facebook" button can now be easily hidden (click the cross next to it).
                                                        * New translations: Esperanto, Upper Sorbian
                                                        * Improved display of web addresses in Adblock Plus user interface for right-to-left languages (Hebrew, Arabic).
                                                        * Various stability improvements

                                                        Detailed changelog: http://adblockplus.org/en/changelog-1.3.6

                                                        Download Now

                                                        This add-on is not compatible with your version of Firefox because of the following:

                                                          Version 1.3.5 447.5 kB Works with Firefox 3.5 and later, Mobile 1.1 - 4.1a1pre, SeaMonkey 2.0 and later, Thunderbird 3.0 - 3.3a4pre

                                                          * Added support for Firefox Mobile 4
                                                          * Added support for Do Not Track proposal
                                                          * Special icon state for "whitelisted" webpages removed
                                                          * Various performance improvements

                                                          Detailed changelog: http://adblockplus.org/en/changelog-1.3.5

                                                          Download Now

                                                          This add-on is not compatible with your version of Firefox because of the following:

                                                            Version 1.3.3 417.8 kB Works with Firefox 3.5 and later, Mobile 1.0 - 1.1.*, SeaMonkey 2.0 - 2.1b3, Thunderbird 3.0 - 3.3a4pre

                                                            * Fixed Adblock Plus 1.3.2 regression: Subscription downloads fail with some proxy servers

                                                            Download Now

                                                            This add-on is not compatible with your version of Firefox because of the following: