interesting

by LandisTwo

86 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,898 reviews

1,753,355 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

Stylish by userstyles.org

Rated 4 out of 5 stars 856 reviews

423,369 users

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

Classic Theme Restorer by Aris

Rated 5 out of 5 stars 1,160 reviews

403,920 users

Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29+ (Windows / MacOSX / Linux).

All builds & changelogs on versions page!

VKontakte.ru Downloader (music/videos/photos @ VK) by Sergey Kolosov

Rated 4 out of 5 stars 558 reviews

206,625 users

Download music, videos and photos from VK.com / vkontakte.ru. One-click download, natural filenames, displaying file size and bitrate for music, downloading HD video, downloading HQ photos. No spam, no usage of your account, no spyware.

Lightbeam for Firefox by Mozilla

Rated 4 out of 5 stars 429 reviews

392,793 users

Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.

JSONView by Ben Hollis

Rated 5 out of 5 stars 170 reviews

96,455 users

View JSON documents in the browser.

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,555 reviews

164,398 users

AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.

Classic Toolbar Buttons by Aris

Rated 5 out of 5 stars 161 reviews

36,959 users

'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions.

Beta builds on versions page!

Tile Tabs by DW-dev

Rated 5 out of 5 stars 259 reviews

65,854 users

Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.

Vimperator by maxauthority, gkatsev

Rated 5 out of 5 stars 208 reviews

29,381 users

Make Firefox look and behave like Vim

FlashFirebug by O-Minds

Rated 4 out of 5 stars 5 reviews

18,864 users

Debug Flash/SWF files on the web. Edit properties and inspect elements on the fly. View log output inside the extension. Run AS3 code against the active SWF. Access assets with the Explorer. (NOW SUCCEEDED BY FLASH DEBUGGER. CHECK ADDON DESCRIPTION)

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 328 reviews

102,995 users

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

Scientific Calculator by Eduard Braun, S Goyal

Rated 5 out of 5 stars 105 reviews

6,111 users

A full-featured scientific calculator which can be placed in any Firefox tool-bar or the Australis PanelUI.

VKontakte.ru / vk.com Video Downloader by Jack

Rated 3 out of 5 stars 8 reviews

12,421 users

Plugin for downloading video from VKontakte.ru / vk.com social network.

Omnibar by Ajit K

Rated 4 out of 5 stars 477 reviews

28,585 users

Integrates location bar and search bar into one. Shows search and url suggestions. Quickly switch search engine using search keywords. Provides different auto-complete popup styles for compact displays.
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
Results 115 of 86

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections

More by this User

See all collections by this user