Extensions by Name


Open With Internet Explorer

Open With Internet Explorer sends pages from Mozilla Firefox to Internet Explorer.

Not yet rated
5,429 users

Open with Livestreamer

Launch livestreamer from twitch.tv, hitbox.tv or youtube

Rated 5 out of 5 stars (14)
4,463 users

Open With Microsoft Edge

Open With Microsoft Edge sends pages from Mozilla Firefox to Microsoft Edge.

Rated 5 out of 5 stars (4)
1,554 users

Open With Opera

Open With Opera sends pages, links, tabs and images from Mozilla Firefox to Opera.

Rated 5 out of 5 stars (4)
1,302 users

Open With Photoshop

Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.

Rated 5 out of 5 stars (71)
18,644 users

open with referer

使用来路(request header中的referer)打开网页

Not yet rated
8 users

Open With Vivaldi Browser

Open With Vivaldi Browser sends pages from Mozilla Firefox to Vivaldi browser.

Rated 3 out of 5 stars (1)
153 users

Open Your Peepers

Eliminate pain from working at a computer desk and office with this Add On. Displays fun, rejuvenating exercises in regular, non-distracting intervals to eliminate pain and restlessness from eye, back, neck, and arm pain. Live and work free again!

Not yet rated
6 users

OpenAttribute Requires Restart

Displays license and attribution information for Creative Commons licensed content.

Rated 4 out of 5 stars (9)
728 users

Openattribute link Requires Restart

Searches links for licenced content on web pages linked to from this page.

An example

If you do a google search this add on will check all the search results for CC licences.

Rated 2 out of 5 stars (1)
13 users

OpenAttribute Picture Augment Requires Restart

Add licensing to pictures

Not yet rated
6 users

OpenBerg Lector 5 Requires Restart

Read e-Books from Firefox

Rated 2 out of 5 stars (11)
10 users

OpenBijbel Bijbel Toolbar

Dit is de addon om de [[|]] OpenBijbel Bijbel Toolbar in Firefox te gebruiken.
Hierdoor kun je nog meer verschillende Engelse vertalingen zien naast de Nederlandse Bijbelteksten op DeBijbel.nl
De code kun je vinden op github.com/Openbijbel-nu

Rated 5 out of 5 stars (1)
1 user

OpenBook Requires Restart

This extension allows for customization of the Add Bookmark dialog. The bookmarks tree can be automatically opened and elements can be revealed or hidden. Also, the dialog can be resized!

Rated 4 out of 5 stars (170)
1,591 users

OpenBox Requires Restart

Enables the Open Location dialog box in Firefox. Access through Application menu, CTRL-SHIFT-O (CMD-SHIFT-O on Mac), context menu, or the toolbar button. Useful for opening text URLs or editing link/page URLs. Search using search engine keywords.

Rated 4 out of 5 stars (13)
150 users

OpenCase.jp Requires Restart

This is a fully featured collaboration platform for your organization. Create cases containing contacts, calendar events, notes, chatrooms, and files. Keep track of your time using timesheets.

Rated 4 out of 5 stars (3)
30 users

Openchaching Pretty Printing Requires Restart

Simplifies a geocacher's life when printing cache descriptions from www.opencaching.de

Not yet rated
37 users


An add-on to replace any comparison table by OpenCompare Editor.
It allows you to select a table in a page and replace it by the OpenCompare editor.
The editor provides built-in capabilities for comparing products (e.g. sorting, filtering)

Rated 5 out of 5 stars (1)
24 users

OpenDNS Domain Tagging Assistant Requires Restart

Help OpenDNS.com users to submit or vote site tags to the Domain Tagging database by the right-click context menu. Make sure to sign in OpenDNS before use.

Rated 5 out of 5 stars (2)
4 users

OpenDownload Requires Restart

Allows you to open any file from the internet into the OS assigned program. This is similar to IE's 'Open' or 'Run' file download functionality. ...

Rated 4 out of 5 stars (123)
687 users