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User Agent Switcher 需要重开

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

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163 位用户

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SQLite Manager 需要重开

Manage any SQLite database on your computer.

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86 位用户

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HttpFox 需要重开

Firefox 的一个HTTP分析器扩展。

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18 位用户

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JavaScript Debugger 需要重开

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

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1,029 位用户

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Dafizilla Table2Clipboard 需要重开

Mozilla applications allow to select rows and columns from a table simply pressing Control key and picking rows/columns with left mouse button.
The selection can be copied to clipboard but the original table disposition is lost making ugly results wh...

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16 位用户

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Stylish Sync

Sync engine for Stylish with backup / restore facility.

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3 位用户

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RequestPolicy 需要重开

控制允许哪些跨站点的请求。改进您浏览的隐私保护。确保自己不被跨站点请求伪造（CSRF）攻击和其他攻击。

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10 位用户

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RefControl 需要重开

针对每个站点送出想要的HTTP引用页。

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18 位用户

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DOM Inspector 需要重开

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

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13,705 位用户

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Stylish-Custom 需要重开

custom additions to Stylish extension

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6 位用户

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Font Finder 需要重开

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.

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7 位用户

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IE Tab + 需要重开

基于 IETab 开发的增强版本，除具备 IE Tab 的全部功能外，还可以在 IE 引擎中用 Adblock Plus 过滤广告，以及同步 Cookie 使得切换到 IE 引擎时不需要重新登录。

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13 位用户

下载 适用于 Windows

Element Inspector

Version 0.0.5 不需要 DOM Inspector 也可以了，如果没有安装 DOM Inspector，将尝试使用 Firebug 或 Firefox 自带的 Inspector 来定位元素。

本扩展需要安装 DOM Inspector！
使用方法：在需要查看的元素上按“Shift + 鼠标右键”，将自动弹出 DOM Inspector 并定位到该元素上。

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9 位用户

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Link Properties Plus 需要重开

Provides extended link properties: size of linked file, last modified time, etc.

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16 位用户

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DOM Inspector Plus! [dm] 需要重开

Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.

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37 位用户

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Whois Lookup & Hosting & DNS & Site Flags Firefox 需要重开

IP Whois Lookup & Website Reviews & Rating. Display country flag indicating website location. Alexa and Norton Antivirus Site Adviser. Supported: GoDaddy, NetworkSolutions, Dotster, 1and1, NameCheap, Register, Yahoo, 123-Reg, FatCow, Enom, FastHosts.

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7 位用户

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Stylish Tools 需要重开

Quicker access to several Stylish features through a toolbar button and/or keyboard shortcuts. Available for Firefox, Thunderbird, and SeaMonkey

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3 位用户

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Restartless Restart

This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.

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16 位用户

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InspectorWidget 需要重开

Adds toolbar button and context menus for invoking the DOM Inspector (DOMi) for either chrome or content elements.

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7 位用户

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No More Install Delay

UPDATE: XPI delay has been removed in Firefox 40!

Disable the install delay in Firefox. New 2.0 version now includes GreaseMonkey scripts!

Unlike similar addons, this works on Firefox 4 and beyond.

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1 位用户

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