To use these add-ons, you'll need to download Firefox.

Log in

9,772 extensions found in Web Development

Filter results
Search results
  • CSS Analyzer by Project Wallace

    CSS Analyzer by Project Wallace

    Browser devtools extension for analyzing CSS, powered by Project Wallace.

    Bart Veneman

    4 users

  • Saturation

    Saturation

    An extension that allows the control of saturation of a webpage.

    P18010231

    4 users

  • Megalodon Invoice Downloader

    Megalodon Invoice Downloader

    Modern extension for downloading invoices and reports from ETA website in Excel and PDF formats.

    Megalodon

    4 users

  • Github Wiki See Redirecter

    Github Wiki See Redirecter

    Redirect to original Github wiki page from github-wiki-see.page

    FoxRefire

    4 users

  • Page Ruler

    Page Ruler

    Measure elements and distances on web pages

    yaagame

    4 users

  • Deedoop: Your Private AI Agent

    Deedoop: Your Private AI Agent

    A local-first AI assistant that lives in your browser. Secure, offline, and fully personal.

    Alex Brygider

    4 users

  • Tracker Spoof Shield

    Tracker Spoof Shield

    Anti-fingerprinting protection with working rotation and stable operation

    Dheelep N

    4 users

  • FTT Link

    FTT Link

    Raccourcissez vos liens en un clic directement depuis votre navigateur, sans compte, sans pub, sans tracking. 🚀

    Julien Frejaville

    4 users

  • unsight

    unsight

    Detect duplicate GitHub issues, areas of concern and more across related repositories

    danielroe

    4 users

  • 色彩選擇器

    色彩選擇器

    方便的色彩選擇器

    coastum

    4 users

  • Environment switcher

    Environment switcher

    Switch between different environments with a click of a button!

    NickMous

    4 users

  • TAGLAB - UTM Parameters Creator

    TAGLAB - UTM Parameters Creator

    Create and manage UTM parameters easily. Use preset tags, and maintain your UTM history to stay consistent across your campaigns.

    Issam

    4 users

  • QR Code Generator

    QR Code Generator

    Quickly generate QR codes from text or clipboard. Customize size and color. Right-click to save as PNG.

    fmmido

    4 users

  • Text Case Converter Pro

    Text Case Converter Pro

    Convert text to different cases.Case Converter Pro is a Firefox extension that converts text to various formats including Upper Case, Lower Case, Capitalized Case, Alternating Case, Sentence Case, and Hyphen-Separated. Easily copy the converted text

    Vivek Parmar

    4 users

  • Image Convert and Download

    Image Convert and Download

    Allows to download svg and images in different formats

    Haseebeqx

    4 users

  • BF2042 Portal Extensions (Updated)

    BF2042 Portal Extensions (Updated)

    Adds additional functionality to the BF2042 Portal Rules Editor.

    gala

    4 users

  • Roox Code Highlighter

    Roox Code Highlighter

    A browser extension that provides syntax highlighting for code files opened directly in your browser, with customizable font and size controls.

    Amir Roox

    4 users

  • SSL Certificate Checker

    SSL Certificate Checker

    "Follow Best Practices" is a Firefox addon designed to assist users in adhering to industry-standard best practices while browsing the web. It provides real-time guidance and suggestions to users, promoting safe and efficient browsing habits.

    TK88

    4 users

  • Virtual Hosts (fork)

    Virtual Hosts (fork)

    Apply a virtual hosts file for development purposes.

    Anon

    4 users

  • JIRA Attachment Download

    JIRA Attachment Download

    Download all attachments of any JIRA ticket with one click.

    Tom

    4 users

  • S.コンテキストガジェット＆ウェブメニュー

    S.コンテキストガジェット＆ウェブメニュー

    サテライトオフィス・コンテキストガジェット＆ウェブメニュー

    サテライトオフィス

    4 users

  • HyperLinkify+

    HyperLinkify+

    HyperLinkify+ is a versatile browser extension designed to enhance your web browsing experience by automatically converting plain text URLs into clickable hyperlinks.

    838Jili Casino

    4 users

  • SEO X-Ray

    SEO X-Ray

    Comprehensive SEO analysis tool that reveals what search engines see on your pages

    esteve

    4 users

  • BR Helper | Скрипт для Форума

    BR Helper | Скрипт для Форума

    Black Russia Helper — расширение разработанное для автоматизации ответов на темы форума forum.blackrussia.online. Оно значительно упрощает взаимодействие с форумом, позволяя автоматически вставлять шаблоны сообщений.

    TheFuZeeXD

    4 users

  • Sekme Yedekleme

    Sekme Yedekleme

    Sekme Yedekleme uzantısı, açık sekmelerinizi yedeklemenizi ve geri yüklemenizi sağlar.

    Halil

    4 users