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11,745 extensions found in Web Development

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  • JavaScript Switch

    JavaScript Switch

    This plugin provides a button which behaves like that, set `javascript.enabled`=`false` or `true` at `about:config` page..

    Novs Yama

    213 users

  • Performance-Analyser

    Performance-Analyser

    Get insight into the performance of the website in the current tab - sort of a mini live version of WebPageTest.

    Michael Mrowetz

    212 users

  • かんたん文字数カウント

    かんたん文字数カウント

    選択したテキストの文字数を数えることができるFirefox アドオンです。 記事の文字数の確認や校正などにご活用ください。

    Masaki Wakatake

    211 users

  • Page Text Editor

    Page Text Editor

    Easy access to editing the texts on any websites with a toggle!

    Raymond Hsu

    210 users

  • Proton Calendar Shortcuts

    Proton Calendar Shortcuts

    Adds customizable keyboard shortcuts (e.g., next, previous, today, ...) to Proton Calendar.

    Simon

    210 users

  • MyIP - ip address and location details

    MyIP - ip address and location details

    This extension displays your public IPv4 address, provider name, location and dns server.

    turbopixel

    210 users

  • New Hackbar

    New Hackbar

    A sitebar that helps pentesters to perform manual web security testing inside their browser. This addon is written in webextension and alternatives to the XUL version of original Hackbar.

    mxcx

    209 users

  • DNSC Blacklist Protection

    DNSC Blacklist Protection

    Protejează-te împotriva domeniilor periculoase folosind baza de date DNSC.

    DNSC | DGOT

    209 users

  • Skip Ads

    Skip Ads

    Skip all annoying ads

    I Am Your Fear

    205 users

  • LoveJS

    LoveJS

    漏洞挖掘神器 | 发现隐藏接口 | 敏感信息发现 | 批量打开URL

    n0name

    205 users

  • Eye-Able® Audit for WCAG

    Eye-Able® Audit for WCAG

    Check your website for the most common WCAG/ADA errors.

    Web Inclusion GmBH

    205 users

  • Color Picker

    Color Picker

    Pick up amazing color on one click

    Lokdien

    204 users

  • HTTP Indicator

    HTTP Indicator

    Indicator for HTTP/2, QUIC and HTTP/3

    pd4d10

    204 users

  • Easy Steam Collection

    Easy Steam Collection

    This will create an easier way to add all of your addons to any stream collection you create in a single click.

    SteamCollectionAddAll

    204 users

  • WaybackURL

    WaybackURL

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

    Hossein Shourabi

    204 users

  • IPvFooBarBaz

    IPvFooBarBaz

    Display the server IP address, with a realtime summary of IPv4, IPv6, ASN, hostname, and HTTPS information across all page elements.

    ziad87

    204 users

  • YouTube Miniplayer Button Restorer

    YouTube Miniplayer Button Restorer

    Restores the missing miniplayer button to YouTube's video player

    2ipper

    203 users

  • OpenAPI DevTools

    OpenAPI DevTools

    Instantly generate API specifications in real time for any app or website. Open the add-on in Firefox developer tools and watch network requests become an OpenAPI specification.

    Andrew Walsh

    203 users

  • Postwoman-ufo Browser Extension

    Postwoman-ufo Browser Extension

    为使用Postwoman UFO Web应用程序提供更好的体验，顺畅的在 postwoman.com.cn 和 postdata.cn WEB应用下访问localhost应用内WEB API，请访问 (https://postwoman.com.cn)

    chenqingzi

    203 users

  • Stay for Browser

    Stay for Browser

    Userscript manager compatible with Tampermonkey, Violentmonkey. Dark mode for every website. Stay synched on Chrome/Safari/Firefox.

    Stay Browser

    202 users

  • Histogram Viewer

    Histogram Viewer

    Generates the histogram of a selected image.

    David Fichtmueller

    202 users

  • HTML Content Blocker

    HTML Content Blocker

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

    ilGur

    202 users

  • Environment Marker

    Environment Marker

    Use the Environment Marker extension and prevent screw-ups with the (programming) environments.

    Environment Marker

    202 users

  • Free Backlink Checker by LRT

    Free Backlink Checker by LRT

    Free backlink checker to verify all links on a page. Finds broken, unverified, no-follow, follow, internal, external links.

    LinkResearchTools GmbH

    201 users

  • Hex Color Grabber

    Hex Color Grabber

    Hex Color Picker helps front-end developers quickly pick colors from any webpage when no color code or palette is provided. Hover to preview and click to copy the exact hex value. Lightweight and privacy-friendly.

    Shiraku Yanai

    201 users