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8,866 extensions found in Web Development

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  • Scroll Up Folder

    Scroll Up Folder

    Goes up a folder of a website.

    Bruce Bujon (Perfect Slayer)

    101 users

  • KISaD JSON Viewer

    KISaD JSON Viewer

    Viewer for large json files using cloud9's ace editor.

    Firefox user 12606043

    101 users

  • WebTool

    WebTool

    Web-page tools, increase user experience

    WebToolDev

    101 users

  • GrabzIt Web Scraping Assistant

    GrabzIt Web Scraping Assistant

    Create Web Scrapes online easier than ever before with GrabzIt’s Web Scraping Assistant.

    GrabzIt

    101 users

  • Disallow console.clear()

    Disallow console.clear()

    Disallows use of the console.clear() function on all websites.

    Sainan

    101 users

  • New Tab Suspender v2

    New Tab Suspender v2

    A very lightweight tab suspender to suspend inactive tabs that reduces an overall memory usage of firefox, uses a firefox native discard api

    TabSuspender

    100 users

  • Mobile Viewer

    Mobile Viewer

    View websites through the lens of different mobile devices with this utility, allowing users to test and assess website layouts and responsiveness.

    Alexander Moon

    99 users

  • Progress Telerik Test Studio Extension

    Progress Telerik Test Studio Extension

    Progress Telerik Test Studio extension enables recording and executions of web tests within Firefox Web browser. The advanced recording options enable you to visually highlight an element, inspect the DOM and automatically generate verification.

    Progress Test Studio

    99 users

  • Base64 Codec

    Base64 Codec

    Base64 Encoder Decoder, based on contextMenu, with in-place html text replacement.

    pshekhar

    99 users

  • File System Access

    File System Access

    The File System Access API allows web apps to interact with files on the local device.

    sycxyc

    99 users

  • Medoro browser extension

    Medoro browser extension

    Extension for arranging web browser windows and tabs for smoother user's experience from our applications.

    Medoro s.r.o.

    99 users

  • Profile Manager Pro – Turbo Login, Smart Control

    Profile Manager Pro – Turbo Login, Smart Control

    Advanced profile management for your favorite websites. Easily switch between multiple profiles, manage cookies, and enhance your browsing experience.

    Profile Manager Pro

    99 users

  • Short URL Expander

    Short URL Expander

    Adds an Expand Shortened URLs item to the context menu. Links on the page that contain shortened URLs will be resolved and replaced with their final URL.

    James Mazikowski

    99 users

  • Copy Paste Cookie Extension

    Copy Paste Cookie Extension

    Copy / Paste cookie values from a website to another through clickboard. Commonly used for test server to localhost.

    Copy Paste Cookie Extension

    99 users

  • Metaview

    Metaview

    Quickly view social meta tags for a page, and preview how your page will look when embedded on social media.

    Tim Heap

    98 users

  • LanguageTool Website Spellcheck - LTWS

    LanguageTool Website Spellcheck - LTWS

    LanguageTool Website Spellcheck - LTWS is a convenient Firefox extension that allows you to check any text on web pages for spelling, grammar, and style issues using the powerful LanguageTool service.

    M.H.

    98 users

  • Refresh Web Page Regularly

    Refresh Web Page Regularly

    An extension which is scheduled refresh of web pages to view the latest operation status or keep your pages signed in

    volta

    98 users

  • Youtube Overlay Remover

    Youtube Overlay Remover

    Toggle for hiding the youtube.com's HTML5 player overlay, that blocks vision at the top and bottom of the video when moving the mouse or pausing, in and out of full screen. Use Shift+Alt+X as default shortcut, or change it in the Extensions Manager.

    onekanaka

    98 users

  • xPath 2 & Robot framework commands

    xPath 2 & Robot framework commands

    Click on any element to get the xPath

    cuong-vm

    98 users

  • Visual ARIA

    Visual ARIA

    Visual ARIA allows engineers, testers, educators, and students to physically observe ARIA usage within web technologies, including ARIA 1.1 structural, live region, and widget roles, proper nesting and focus management.

    Deafinitive

    98 users

  • Page Structure

    Page Structure

    Utilize the Firefox Sidebar to display the structural labels on a web page, including its page title, headings, and landmarks, for web accessibility evaluation.

    Nicholas Hoyt

    98 users

  • RTL toggle

    RTL toggle

    Adds a reverse page orientation so that the text is more suitable for your language.

    trl toggle

    97 users

  • YuiAPI

    YuiAPI

    An easy-to-use rest client that helps you test the api

    onlyfu

    97 users

  • Easy to RSS

    Easy to RSS

    Retreive RSS feeds URLs from WebSite, RSSHub supported

    idealclover

    97 users

  • AddHeader

    AddHeader

    add header This add-on would add custom header to HTTP requests. We can add headers to all requests or specific request for certain sites.

    Firefox user 13564830

    97 users