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.
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Sponsored Search by SearchesCentral
Get better search results instantly from your home and new tab page!
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Draw on Page
Easily draw on any website with simple drawing tools, then print the result.
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Stock Tab
Stock Tab lets you keep an eye on the market directly from your new tab. You'll never miss out on a change or an opportunity.
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ReloadMatic: Automatic Tab Refresh
ReloadMatic automates the periodic reloading / refreshing of browser tabs. It offers cache control, custom intervals, POST support and many other features. It also integrates with browser features such as tab restore, pinning, and incognito mode.
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Open with VLC
Add a content menu Open with VLC on audio / video links. Links must contains file extensions (.mp4, .mkv, ...) Prerequisite : - VLC must be opened - HTTP web interface must be enabled (Settings > Interface > HTTP web interface)
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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 :)
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Volume Control for Bandcamp Player
It's a volume control for Bandcamp audio player. The extension adds another slider (somewhere around the one that controls the track progress) to control the volume.
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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
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AWS Extend Switch Roles
Extend your AWS IAM switching roles. You can set the configuration by aws config format
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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).
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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.
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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+).
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Pinned GMail
Go to the pinned GMail tab. If it doesn't exist, it's created. It also alerts you the unread emails.
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PoE Trade Extension
An extension which integrates Discord branded tools into your browser. It provides safer and easier trading in Path of Exile.
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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.
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SEI++
SEI++: Adiciona novas funcionalidades ao Sistema Eletrônico de Informações - SEI (Requer uma versão do SEI maior ou igual a 3.0.0).
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