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Quote Colors

Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.

Rated 4 out of 5 stars (42)
11,843 users

QuoteCollapse

Collapse and expand quotes. Please see the extension homepage for...

Rated 4 out of 5 stars (25)
8,519 users

Rai Smooth Streaming Player (raismth)

Rai.tv live channels, vod and replay contents w/o *light (Silverlight/Moonlight)

Rated 5 out of 5 stars (46)
6,784 users

Rainbowpicker

Pick any color of the...

Rated 4 out of 5 stars (19)
853 users

Random Theme Switcher

This extension switches your themes at random.

Rated 4 out of 5 stars (6)
145 users

RC Print

Adds a "Print" option to the Right-Click context menu.

Rated 5 out of 5 stars (1)
782 users

Re-Pagination No Restart

See more search results etc. on one page, concatenating several pages together...

Rated 5 out of 5 stars (42)
4,043 users

Reader No Restart

Reader is the ultimate Reader tool for Firefox.

Rated 5 out of 5 stars (52)
32,923 users

Rebrand

This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.

Rated 3 out of 5 stars (9)
744 users

Reddit History No Restart

Keeps track of all the submissions you viewed on Reddit

Not yet rated
107 users

RedirectCleaner No Restart

RedirectCleaner cleans Redirects from Links

Not yet rated
587 users

RefControl

Control what gets sent as the HTTP Referer on a per-site basis.

Rated 4 out of 5 stars (177)
80,269 users

Relaxed the HTML Validator

"Relaxed" is a HTML validator which validates HTML documents using it's own schema definitions written in Relax NG with embedded Schematron patterns.

Rated 2 out of 5 stars (4)
55 users

Remember Mismatched Domains

The Remember Mismatched Domains extension for Firefox and Thunderbird adds a "Don't warn me again about this certificate for this domain" checkbox to the Domain Mismatch and Expired Certificate warning windows. When selected the domain...

Rated 5 out of 5 stars (66)
3,046 users

Remember Passwords

Patches the original Login Manager to allow saving of passwords on forms which otherwise suppress it.

Rated 4 out of 5 stars (59)
6,286 users

ReminderFox Featured

ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser without the need for a separate calendar program.

Rated 4 out of 5 stars (483)
102,158 users

Remote Developer Tools Server No Restart

This addon provides options for starting the developer tools server. It is especially valuable in XULRunner Apps where there is no UI to start the server.

NOTE: This addon is not mandatory in Firefox or Thunderbird, as support is built in.

Not yet rated
15 users

Remote XUL Manager No Restart

Manages the Remote XUL whitelist to allow websites and local files to load XUL content.

Rated 5 out of 5 stars (34)
35,015 users

Replace Quotation Marks

Replace quotation marks from " ", ' ' to „ ” , ‚’ in text areas.

Not yet rated
2 users

RequestPolicy

Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.

Rated 4 out of 5 stars (210)
111,511 users