Tab2QR
Send the page you are currently viewing to your mobile device. QR codes are generated instantly in browser and never leave your computer. Implemented with WebExtensions API and compatible with Firefox 57+.
5,053 users
IP Address and Domain Information
The Ultimate online investigation tool! See detailed information about every IP Address, Domain Name and Provider.
21,246 users
SmartProxy
SmartProxy will automatically enable/disable proxy for the sites you visit, based on customizable patterns.
2,163 users
Font Finder (revived)
An easy-to-use font inspector to get CSS styles of the selected element
18,473 users
![Classic Toolbar Buttons [Fx45-56]](https://addons.cdn.mozilla.net/user-media/addon_icons/353/353047-64.png?modified=mcrushed)
Classic Toolbar Buttons [Fx45-56]
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions. Beta builds on versions page!
17,779 users
Octotree
Add-on to display GitHub code in tree format
8,985 users
Extension source viewer
View source code of Firefox add-ons and Chrome extensions (crx/nex/xpi) from addons.mozilla.org, the Chrome Webstore and elsewhere.
2,158 users
TableTools2 - Copy/Sort/Chart/Filter Table&More!
Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.
6,655 users
CodeScript
CodeScript Mozilla addons
5,633 users
DevPrefs
Automatically sets all preferences for Firefox addon developer production environment.
2,902 users
~/@H3LL4R_H5H HackMod
Thanks To Team HSH And Others , k4jji , tPr0 And Other Hackers For Giving Their Submissions To This Work ! :D . With Regards - HSH
1,051 users
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
2,194 users