Featured Extensions

Đăng kí theo dõi

Converter Nên dùng

Contextual (inline) unit, timezone, and currency converter on any web site, plus custom conversions for offline text. Shopping assistant also included -- find the best deals online! (Currency conversions and shopping assistant disabled by default.)

Rated 5 out of 5 stars (73)
10.245 users

Font Finder Nên dùng

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.

Rated 4 out of 5 stars (64)
33.016 users

EPUBReader Nên dùng

With EPUBReader you can read ePub files just in Firefox. No additional software needed!

Rated 5 out of 5 stars (156)
474.200 users

KeeFox Nên dùng

Simple and secure password management. Login automatically, never forget another password, stay in control of your passwords and improve their security. Powered by the world-renowned KeePass Password Safe.

Rated 5 out of 5 stars (931)
53.533 users

Password Tags Nên dùng

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (5)
3.100 users

AutoProxy Nên dùng

Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.

Rated 4 out of 5 stars (415)
80.367 users

Pray Times! Nên dùng

Display daily Muslim prayer times.

Rated 5 out of 5 stars (359)
14.594 users

Evernote Clearly Nên dùng

Evernote Clearly makes blog posts, articles and webpages clean and easy to read. Save them to Evernote to read anywhere.

Rated 4 out of 5 stars (171)
131.286 users

Ecosia — The search engine that plants trees! No Restart Nên dùng

Ecosia is a search engine that donates 80% of its surplus income to a tree planting program in Burkina Faso.
By searching with Ecosia you can help the environment for free.

This extension adds Ecosia as a search engine in Firefox. Give it a try!

Rated 5 out of 5 stars (129)
74.953 users

Empty Cache Button Nên dùng

Cache clearing made easy. One click.

Rated 4 out of 5 stars (81)
67.340 users

NoSquint Nên dùng

NoSquint allows you to adjust the text-only and full-page (both text and images) zoom levels as well as color settings both globally (for all sites) and per site.

Rated 5 out of 5 stars (441)
348.569 users

SaveAS Nên dùng

Save AS anything with a click of a button. It is handy for web image collection addicts.

Rated 3 out of 5 stars (17)
19.937 users

Webmail Ad Blocker No Restart Nên dùng

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.

Rated 4 out of 5 stars (178)
147.363 users

S3.Google Translator Nên dùng

S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.

New Feature: Language learning!

Rated 5 out of 5 stars (170)
226.977 users

Advanced Cookie Manager Nên dùng

A must have tool for Web Developers and Testers to Manage and monitor web cookies.

Features List:
Add
Delete
Modify
Export / Backup
Import / Restore
Monitor cookies

Available in English, French, Spanish, German and Italian languages.

Rated 4 out of 5 stars (28)
38.886 users

Form History Control Nên dùng

Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.

Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.

Control for which webpage form history is saved or not.

Rated 5 out of 5 stars (72)
30.027 users

Copy Plain Text 2 Nên dùng

Copies text without formatting

Rated 5 out of 5 stars (54)
37.311 users

TinyURL Generator Nên dùng

An extension to silently generate a TinyURL for your current page at the click of a button. Also shows you where TinyURLs on the web will take you.

Rated 5 out of 5 stars (72)
25.284 users

Quick Translator Nên dùng

The most lightweight and easiest translator. Translate between more than 80 languages with one click or a hot key. Translate from one word to a whole page.

Rated 5 out of 5 stars (453)
262.391 users

Screengrab (fix version) Nên dùng

Screengrab! saves webpages as images.
0.98 released!
New features: upload to internet

Rated 5 out of 5 stars (238)
149.970 users