Fake Filler
A form filler that fills all form inputs (textboxes, textareas, radio buttons, dropdowns, etc.) with fake and randomly generated data. The purpose of this extension is to help developers and testers test forms quickly and easily.
11.814 utents
Breez ClickOnce
Breez ClickOnce enables ClickOnce support in Mozilla Firefox. It is required to be able to launch any Windows Forms or Windows Presentation Foundation application that is based on Microsoft's ClickOnce technology.
11.765 utents
Open in PDF Viewer
Easily open desired links in PDF viewer
11.716 utents
Solflare Wallet
The only wallet you need to do everything on the Solana blockchain. Store, stake, and swap your tokens with Solflare.
11.705 utents
YouTube™ to MP3
Convert & download YouTube videos to MP3 with just one click!
11.587 utents
Url to QrCode
an add-on for convert URLs to Qr Code.
11.448 utents
Speed Dial 2 New tab page
Make your new tab page a true home for your work and free time. Speed Dial 2 is a new tab page extension with easy access to your favorite websites.
11.399 utents
Grammalecte [fr]
Correcteur grammatical dédié à la langue française. Inclus : conjugueur, lexicographe, formateur de texte et dictionnaires orthographiques.
11.299 utents
RESTer
A REST client for almost any web service.
10.629 utents
Fonts Ninja
Speed up your design workflow!
10.589 utents
Add custom search engine
Add a custom search engine to the list of available search engines in the search bar and URL bar.
10.357 utents
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
10.091 utents
HTTP Header Live
Displays the HTTP header. Edit it and send it.
10.027 utents
YouTube Search Engine
Adds YouTube search engine to search engines.
9.899 utents
Clockify Time Tracker
Track time from anywhere on the web and improve productivity.
9.631 utents
Progressive Web Apps for Firefox
A tool to install, manage and use Progressive Web Apps (PWAs) in Mozilla Firefox
9.389 utents
Simple mass downloader
A simple but powerful mass downloader. Download links from multiple tabs at once, from the clipboard or selected text on web pages. Advanced filtering or multi-renaming options. User-defined automatic download folders.
9.355 utents
Always on Top
Sets "Always on Top" style for your Firefox window
9.300 utents
Pinned Google Calendar
Go to the pinned Google Calendar tab. If it doesn't exist, it's created.
9.015 utents
网课小工具
一个 大学生网课 学习工具,火狐,谷歌,油猴支持.全自动任务,视频倍速
8.993 utents
Google Page Translate
Adds a toolbar button to open Google Page Translate for the current tab.
8.692 utents
Tab Counter
Add a badge to the toolbar that shows the number of currently open tabs in a window or all windows.
8.513 utents
Seznam Doplněk – Esko
Zkrátí cestu na Seznam.cz a ochrání vás před podvodnými stránkami.
8.487 utents
Channel Blocker
Are you annoyed by YouTube™s video recommendations? Our Add-on enables the function of blocking anything you'd like. Block separate videos, users or whole channels with only one click!
8.413 utents
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.
8.404 utents