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

Log in

14,433 extensions found in Web Development

Filter results
Search results
  • Youtube Shorts Auto Play

    Youtube Shorts Auto Play

    Automatically plays the next video when you finish a youtube short

    Timbo59

    190 users

  • Media Extractor Pro

    Media Extractor Pro

    Extracts all .mp4 files from a webpage.

    Alice Sn0w

    190 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

    190 users

  • WordPress Theme Detection - ThemeDetect.com

    WordPress Theme Detection - ThemeDetect.com

    Find out which theme a WordPress site is using with the help of ThemeDetect.com

    Who Hosts This

    188 users

  • Webpage to Excel and PDF

    Webpage to Excel and PDF

    convert webpages to Excel and PDF formats

    digitaldavid

    188 users

  • Fix Claude's Enter Key

    Fix Claude's Enter Key

    Replaces Enter with Shift+Enter on claude.ai, so that Enter produces a new line. In order to submit a query to the chat, one presses Ctrl+Enter instead.

    Chi Williams

    187 users

  • Allow Copy & Right Click

    Allow Copy & Right Click

    Enable copy on protected websites: allow right click, unblock context menu. Enable text highlight and allow copy.

    Vavi

    187 users

  • Draw.io MCP Extension

    Draw.io MCP Extension

    Draw.io MCP Extension providing services to Draw.io MCP Server

    Ladislav

    186 users

  • Odoo Easy Debug

    Odoo Easy Debug

    This extension changes to debug mode and vice-versa in Odoo ERP. Usage: - One click to activate and disable debug mode - Double click to activate and disable debug mode with assets ONLY FOR ODOO/OPENERP For more info see github.

    TheBigTester

    186 users

  • DataLayer Monitor

    DataLayer Monitor

    Logs all dataLayer.push and gtag() events to the console for debugging purposes.

    David Bethlen

    186 users

  • Google-Youtube Search Fixer

    Google-Youtube Search Fixer

    Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.

    csalaki

    185 users

  • Twitter Video Downloader MP3 MP4

    Twitter Video Downloader MP3 MP4

    New Firefox Extension Twitter Video Downloader MP3 MP4 let you easy download any content from Twitter in few steps. Get any Video from Twitter and Download it in MP3, MP4, M4A and other best quality formats. Download video from Twitter TT with FF.

    Youzik YouTube MP3 Converter

    185 users

  • a11y.css accessibility checker

    a11y.css accessibility checker

    a11y.css provides warnings about possible risks and mistakes that exist in HTML code through a style sheet. This extension also provides several accessibility-related utilities. see https://github.com/ffoodd/a11y.css/tree/webextension for details

    Stephane Deschamps

    185 users

  • Textern

    Textern

    Edit text in your favourite external editor!

    Jonathan Lebon

    185 users

  • GrowthBook DevTools

    GrowthBook DevTools

    GrowthBook DevTools helps you debug feature flags and experiments and design A/B tests visually — all from your browser.

    GrowthBook

    185 users

  • GitHub Wiki Search

    GitHub Wiki Search

    Simple search box for GitHub wikis.

    Tanner Hodges

    184 users

  • Disable CSP and CORS

    Disable CSP and CORS

    Disables CSP and CORS for every website.

    nas927

    184 users

  • APIsec BOLT

    APIsec BOLT

    Discover APIs from browser traffic and auto-generate OpenAPI specs.

    APIsec.ai

    184 users

  • Blur Remover

    Blur Remover

    Remove CSS blur from web pages with one click, or automatically on the sites you choose. Reveals images and text that are on the page but hidden behind a CSS blur. Images blurred before upload cannot be restored.

    eiden12

    184 users

  • URL Encoder Decoder

    URL Encoder Decoder

    URL Encoder Decoder

    Ram

    183 users

  • The Hell is Connections Roblox

    The Hell is Connections Roblox

    Replaces 'Connections' with 'Friends' on any Roblox page

    thebonkeybruh

    183 users

  • NetSuite Toolbox

    NetSuite Toolbox

    Several tools to work better with netsuite. For more informations: https://github.com/vinikira/netsuite-toolbox/blob/master/README.md

    Vinícius Simões

    183 users

  • MarkSnip - Markdown Web Clipper

    MarkSnip - Markdown Web Clipper

    A web clipper to download articles in markdown format. Turndown & Readability are used as core libraries.

    Dhruv

    181 users

  • Regex Search & Replace

    Regex Search & Replace

    Regex: T ultimate Regex search ⭐️ Simply use Regex on any page with familiar Ctrl+F visuals. ✓ Ctrl+Shift+F search field ✓ Regex query searching ✓ Permanently marking up or replacing anything. ✓ Open Source

    code-for-charity

    181 users

  • URL Params Editor

    URL Params Editor

    This is a tool for web developers. It makes editing URL parameters for long URLs much easier. You can use this tool to view each URL param, add new or delete existing ones.

    Z. W.

    181 users