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User Agent Switcher Compatible with Firefox 57+

Easily override the browser's User-Agent string

Rated 5 out of 5 stars (1)
36 users
Updated May 22, 2017

Spector.js Compatible with Firefox 57+

Easily explore and debug any WebGL context.

Not yet rated
5 users
Updated May 22, 2017

Surf Clock Compatible with Firefox 57+

Track the time you spend surfing on the web.

Not yet rated
0 users
Updated May 22, 2017

Ultimate QR-code Generator Compatible with Firefox 57+

Creates and show QR-code from page URL, selected or custom texts.

Completely offlline, UTF-8 support.
QR-code can be saved to SVG or HTML.
Variable size, colors, correction level.
Some predefined templates available (WiFi, MECARD, etc)

Rated 4 out of 5 stars (8)
348 users
Updated May 21, 2017

ydwd Compatible with Firefox 57+

调用有道词典的开放接口完成网页内查词和翻译(支持中英互译)。开放源代码:https://github.com/amit-gshe/ydwd

Rated 4 out of 5 stars (3)
1,272 users
Updated May 19, 2017

Service Worker Detector Compatible with Firefox 57+

This extension detects if a website registers a Service Worker by reading the navigator.serviceWorker.controller property. It also parses the Web App Manifest.

Not yet rated
1 user
Updated May 19, 2017

Screenshot Addon Compatible with Firefox 57+

Allows to take a screenshot

Not yet rated
1 user
Updated May 19, 2017

ManoDestra - Download Scheduler Compatible with Firefox 57+

Allows the user to schedule downloads to run during their preferred time window.

Downloads are paused when outside of the user's preferred download window and resumed when the window is reached, allowing users to manage when downloads occur.

Not yet rated
3 users
Updated May 19, 2017

Click2CallOVH Compatible with Firefox 57+

Extension Click2Call pour votre ligne VOIP OVH!

Not yet rated
1 user
Updated May 16, 2017

screensharing Compatible with Firefox 57+

allows for screensharing.

Not yet rated
11 users
Updated May 12, 2017

Ask.com Search Extension Compatible with Firefox 57+

This extension will search Ask.com for a selected phrase or quickly bring up the homepage via the context menu.

This extension is Open Source and available at:
https://github.com/nickweseman/ask-chrome-opera-firefox-extension

Rated 5 out of 5 stars (1)
60 users
Updated May 11, 2017

Log Me In (e10s compatible Secure Login)

An elegant in-page login manager similar to Opera's Wand login (Android and e10s Friendly). For Firefox > 51, try my WebExtension implementation: https://addons.mozilla.org/en-US/firefox/addon/secure-login-webextension/

Rated 4 out of 5 stars (18)
1,256 users
Updated May 5, 2017

Country Flags & IP Whois Compatible with Firefox 57+

Displays country flag of website's server location, Whois and Geo info on a browser addressbar icon

Rated 4 out of 5 stars (3)
521 users
Updated May 5, 2017

AccessURL Compatible with Firefox 57+

Share access to websites without giving away your username and password. Share access with an Access URL instead.

Rated 4 out of 5 stars (66)
8,672 users
Updated May 4, 2017

SYSTRAN - Translator and Dictionary

SYSTRAN Extension can translate any webpage in one click.

Rated 3 out of 5 stars (5)
255 users
Updated May 4, 2017

Hostname in title Compatible with Firefox 57+

Puts the hostname of the tab in the title.

Not yet rated
30 users
Updated May 3, 2017

Enadoc Search Compatible with Firefox 57+

Enadoc provides an advanced keyword-based search functionality through this extension

Not yet rated
7 users
Updated April 25, 2017

WyzAnt Screen Sharing

This Firefox extension enables screen sharing for the WyzAnt online tutoring platform.

Not yet rated
523 users
Updated April 20, 2017

Speed Tweaks (SpeedyFox)

This extension provides a list to almost all the settings that you may need to alter in order to enhance Firefox's speed.

Rated 5 out of 5 stars (64)
31,607 users
Updated April 18, 2017

FlagIt Compatible with Firefox 57+

Simple flag checklist

Not yet rated
11 users
Updated April 17, 2017