To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseFilter Results
-
Category
-
Works with
-
Tag
4,811 matching results
Search
Sort by:
New Zealand English
An updated version of the original NZ English dictionary at https://addons.mozilla.org/en-US/firefox/addon/new-zealand-english-dict/
Australian English Dictionary
FEATURES
- Profanity
- Racism
- Slang words
and so much more!
GitHub repo @ https://github.com/Caskexe/Australian-English-Dictionary
Firefox Add-ons listing @ https://addons.mozilla.org/en-GB/firefox/addon/australian-english-dictionary/
Croatian Dictionary (Hrvatski Rječnik)
Croatian Dictionary (Hrvatski Rječnik) for Mozilla Firefox, Thunderbird and SeaMonkey
Mnenhy Requires Restart
The primary goal of the Mnenhy project is to make some enhancements to SeaMonkey MailNews/Thunderbird, since there're still plenty of comfort functions missing if compared to Netscape 4.x and other mail and news clients.
Change Requires Restart
In-page Currency Conversion Extension for Thunderbird and Firefox...
MozLab Requires Restart
Remote shell and test-driven development tool for Mozilla developers
whatmon Requires Restart
Monitor Whatever: a tiny Firefox extension called whatmon, which can monitor almost anything you wish to monitor. Number of logged on users? Current load average? Health of your LDAP servers? Mail server queues? No problem for...
RefControl Requires Restart
Control what gets sent as the HTTP Referer on a per-site basis.
ThaiSEObar Requires Restart
แถบเครื่องมือของ ThaiSeoBar (PR, Dmoz, Google) เป็นเครื่องมือที่อำนวยความสะดวกสำหรับวิเคราะห์ SEO ของข้อมูลในเว็บไซต์อย่างรวดเร็วที่ซึ่งมีจุดประสงค์ให้เว็บมาสเตอร์เป็นผู้ใช้ นอกจากนี้ยังมีคุณสมบัติพิเศษสำหรับผู้ใช้ทั่วไปอีกด้วย
http://thaiseobar.com
Mail and Save Tab URLs Requires Restart
If you often share web page addresses (URLs) with others or save them in text file, bookmark, or copy to clipboard for your own reference, this extension will make your life easier!
HTitle (discontinued) Requires Restart
Hide title bar if window is maximized.
This add-on has been discontinued!
Legacy extensions support will be dropped in Firefox 57. If you interest in CSD on Linux, please track progress on https://bugzilla.mozilla.org/show_bug.cgi?id=1283299.
Toggle Development Profile Prefs
Toggles Development Profile Preferences On When Enabled And Off When Disabled.
Flashblock Ultimate Alt Zero Requires Restart
This extention allow to remove focus from embedded flash object by pressing Ctrl+Esc or Ctrl+F12 (see mozilla superbug: 78414) and move focus back by Alt+Esc or Alt+F12
USE THIS INSTEAD: https://addons.mozilla.org/en-US/firefox/addon/focus-regainer/
To create your own collections, you must have a Mozilla Add-ons account.