simple-modify-headers
The extension rewrite the header (request or response) based on a rules table. It 's possible to add, modify or remove header fields for a choosen url pattern. It's possible to import/export the configuration
5.813 Benutzer
FoxReplace
Lets you replace text in web pages. You can define a substitution list and apply it automatically or at your own discretion, or make individual substitutions. You can use this as a filter, or just for fun :)
5.807 Benutzer
Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
5.797 Benutzer
Steam URL Opener
Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).
5.620 Benutzer
DanfeOnline - Gerador de DANFE
Extensão para auxiliar consultas de DANFE, DACTE e CC-E.
5.605 Benutzer
ShareX
Note: This addon is designed to be used in conjunction with the open-source application ShareX (https://getsharex.com) to integrate with Firefox. Adds 'Upload with ShareX' button to image, video, audio and text selection context menu.
5.530 Benutzer
WebRTC Control
Have control over WebRTC (disable or enable) and protect your IP address.
5.524 Benutzer
Pinned GMail
Go to the pinned GMail tab. If it doesn't exist, it's created. It also alerts you the unread emails.
5.486 Benutzer
Table Capture
Copies HTML tables to the clipboard or exports them to Microsoft Excel, CSV, Google Sheets, Office 365, etc.
5.461 Benutzer
StayFree - Web Analytics & Time Tracker
Analysen, die Ihnen helfen, die Nutzung Ihrer Website zu verstehen und zu kontrollieren, was zu weniger Ablenkung und höherer Produktivität führt
5.359 Benutzer
Recordify Title Discover
Eine Erweiterung, die die Titel- und Autoreninformationen einiger Streaminganbieter ausliest, und sie "Recordify" zur Verfügung stellt.
5.299 Benutzer
BeIDConnect
Software, die mit dem Webservice der belgischen Föderalverwaltung verknüpft ist und es ermöglicht, eine digitale Datei auf sichere Weise mithilfe Ihres belgischen elektronischen Personalausweises zu signieren.
5.288 Benutzer
Sponsored Search by SearchesCentral
Get better search results instantly from your home and new tab page!
5.191 Benutzer
恢复标签页
Add an icon to the toolbar.When you clicked the icon ,this tool restores the single most recently-closed session, whether it's a tab or a window ; 向工具栏添加一个图标，单击，恢复最近关闭的标签或窗口。
5.187 Benutzer
Google Page Translate
Adds a toolbar button to open Google Page Translate for the current tab.
5.139 Benutzer
DjVu.js Viewer
The extension is a local copy of the DjVu.js Viewer which is available on https://djvu.js.org/. It allows you to open links to .djvu files right in the browser and .djvu files from a local drive. Also, it processes tag with .djvu files.
5.128 Benutzer
WebHID for Firefox
Provides the WebHID API by connecting to a local server (needs to be installed separately).
5.118 Benutzer
Live Server Web Extension
Live Reload feature for Dynamic content (PHP, Node.js, ASPNET - Whatever, it doesn't matter). This extension is for Live Server - VSCode Extension (required v3.0.0+).
5.093 Benutzer
SEI++
SEI++: Adiciona novas funcionalidades ao Sistema Eletrônico de Informações - SEI (Requer uma versão do SEI maior ou igual a 3.0.0).
5.062 Benutzer
