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5,882 extensions found in Web Development

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  • ARC Toolkit

    ARC Toolkit

    Accessibility testing tool from TPGi

    TPGi

    341 users

  • LoadTabOnSelect

    LoadTabOnSelect

    Load newly-opened background tabs on selection, rather than automatically in the background. This addon uses the WebExtensions API, and therefore fully supports Firefox 57+.

    Aaron Horler

    339 users

  • Skip Ads

    Skip Ads

    Skip all annoying ads

    I Am Your Fear

    337 users

  • Temporary Mobile View

    Temporary Mobile View

    Temporarily switch the current tab into Android or iOS view

    Lunu

    337 users

  • SeLite SQLite Connection Manager

    SeLite SQLite Connection Manager

    It manages SQLite DB connection(s). It can be used with other extensions from SeLite family, or on its own.

    Peter Lyons Kehl

    335 users

  • Link Analyzer

    Link Analyzer

    Analyze the status of the links in a complete webpage or in selected text.

    damufo

    334 users

  • HTML Content Blocker

    HTML Content Blocker

    Blocks desired HTML contents (script, style, image, object, media)

    ilGur

    333 users

  • Shadertoy Custom Texures

    Shadertoy Custom Texures

    Allows you to use custom 2D textures, music and videos in Shadertoy. To load an image, drag and drop it (either from your computer or from the web) onto one of the texture preview slots.

    ahills

    333 users

  • Base64 Encoder and Decoder

    Base64 Encoder and Decoder

    Link Webbie Firefox add on that enables you to encode and decode strings in base64.

    Link Webbie

    333 users

  • HTTP Header Spy

    HTTP Header Spy

    HTTP Header Spy enables you to inspect request- response headers and cookies right after page load with no extra clicks.

    Michiel Roos

    331 users

  • Passwork Auto Logon

    Passwork Auto Logon

    Use your Passwork accounts to auto signin on web sites in one click.

    Passwork

    330 users

  • Easy Favicon Scraper

    Easy Favicon Scraper

    Download the favicon of a website with 1 click

    iSheepie

    329 users

  • Font Size Increase

    Font Size Increase

    Increase font size on any web page with one click.

    Stefan vd

    328 users

  • Alexa RANK

    Alexa RANK

    Alexa Traffic Rank is Alexa Internet's free extension for Mozilla. Alexa Traffic Rank accompanies you as you surf, providing you with Alexa.com data about the sites you visit without interrupting your browsing.

    thoduongluat.com

    328 users

  • Copy as Python Requests

    Copy as Python Requests

    Copy requests from the devtools network panel as Python requests code for fast traffic mimicing.

    Peace-Maker

    328 users

  • Time Zone Converter - Savvy Time

    Time Zone Converter - Savvy Time

    Time zone and local time converter. Compare and convert time between many locations at a time.

    Savvy Time

    327 users

  • Gimp online image editor

    Gimp online image editor

    Create and edit images and photos with Gimp Online

    officeonlinesystems

    327 users

  • Cloudflare Optics

    Cloudflare Optics

    Cloudflare Optics is a browser extension that helps display interesting information when you visit a site, particularly if that site is proxied through Cloudflare.

    Cloudflare

    324 users

  • Canvas Blocker - Fingerprint Protect

    Canvas Blocker - Fingerprint Protect

    Prevent HTML canvas element from generating a unique identification key to protect user's privacy

    Joue

    324 users

  • NumÉcoDiag

    NumÉcoDiag

    NumEcoDiag vous permet d’évaluer facilement l’écoconception de votre service ou produit numérique. Développé par la MiNumEco, il se base sur les 79 critères du Référentiel Général d’Écoconception de Services Numériques (RGESN).

    MiNumEco

    323 users

  • Material Design Colors Picker

    Material Design Colors Picker

    Copy a Material Design Color in one click in either #HEX, HEX, RGB and RGBA format.

    Alexandre CIPOR

    322 users

  • Open Two-Factor Authenticator

    Open Two-Factor Authenticator

    A sync-able open-source two-factor authenticator

    InBasic

    321 users

  • Custom CSS

    Custom CSS

    Overwrite or inject custom CSS into website.

    Kenny Ooi

    320 users

  • WaybackURL

    WaybackURL

    Fetch all the URLs that the Wayback Machine knows about for a domain

    Hossein Shourabi

    319 users

  • The Stream Detector PLUS

    The Stream Detector PLUS

    Detects playlists and subtitles used by streams, incl. custom file extensions and headers. Assembles readymade commands for tools.

    dw5

    319 users