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

Log in

6,819 extensions found in Web Development

Filter results
Search results
  • AWS role switch

    AWS role switch

    Browser plugin to quickly switch between roles on the AWS console

    Jan

    74 users

  • Font Changer

    Font Changer

    Change any page font instantly with a simple click, choose from a list of over 800 different fonts.

    Hareb Lounes

    74 users

  • ping

    ping

    Just a toolbar button that shows if a server is up or not.

    Simon

    74 users

  • Github Whitespace Disabler

    Github Whitespace Disabler

    Force Github to open diff pages without whitespace changes displayed. Inspired by: https://github.com/kemo/github-whitespace-disabler

    Oliver Maksimovic

    74 users

  • CRX Downloader

    CRX Downloader

    CRX downloader, Chrome/Edge plugin download, Microsoft and Google Extension Store plugins available for download

    waahah

    73 users

  • Ganbo

    Ganbo

    Export cookies to a cookies.txt file

    emersion

    73 users

  • close tab right click

    close tab right click

    Close tab from right click context menu.

    kakakikikeke

    73 users

  • Timestamp Converter

    Timestamp Converter

    Convert timestamps into human readable format or dates into timestamps

    Ceenen

    73 users

  • GPT-Choice

    GPT-Choice

    Allows the user to choose which model to use on chatgpt, instead of forcing GPT-4o for a certain number of messages before moving to GPT-3.5. (ONLY FOR FREE USER)

    Duck Duck OpenAI

    73 users

  • Next.js Explorer - NextJS App & Pages Router

    Next.js Explorer - NextJS App & Pages Router

    Quickly check if a webpage is built with Next.js and explore static properties and other related NextJS useful metrics.

    Manel

    73 users

  • Change User-Agent

    Change User-Agent

    A Firefox extension to change the User Agent to one custom string permanently.

    amria

    73 users

  • Cathay United Bank GMBTOOL Extension

    Cathay United Bank GMBTOOL Extension

    Communicate with Cathay United Bank GMBTOOL Native Client to check users identity.

    cathaybkcertteam

    73 users

  • DeepSeek Code Block Downloader

    DeepSeek Code Block Downloader

    Adds a download button to DeepSeek code blocks to download the code with the correct file extension.

    CodeMix

    73 users

  • SVG Image Downloader

    SVG Image Downloader

    Download all SVG images from the current website with a single click.

    GOOD88

    73 users

  • Figma (Open in App)

    Figma (Open in App)

    Open Figma files in Desktop Application.

    finallynero

    72 users

  • FireCsv

    FireCsv

    View pretty CSV directly from within Firefox and Thunderbird.

    metagriffin

    72 users

  • File System Access

    File System Access

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

    sycxyc

    72 users

  • RGAA Checker

    RGAA Checker

    A browser extension to check compliance with the RGAA standard

    Arneo

    72 users

  • LinuxDo Scripts

    LinuxDo Scripts

    为 linux.do 用户提供了一些增强功能。

    anghunk

    71 users

  • Fire Resizer

    Fire Resizer

    Display and set your browser width. Excellent for responsive web design and testing media queries. Includes keyboard shortcuts!

    Francesco De Stefano

    71 users

  • TikTok Cleaner

    TikTok Cleaner

    A simple extension that removes the sharing query parameters of TikTok to allow playback.

    ilianoKokoro

    71 users

  • Realize

    Realize

    A React component tree visualizer

    Realize for React

    71 users

  • Snap Pixel Helper

    Snap Pixel Helper

    Snap’s Pixel Helper is a simple Browser Extension, which allows advertisers to verify, debug, and troubleshoot Snap Pixel implementations.

    Greg Varsanyi

    71 users

  • Applitools for Selenium IDE

    Applitools for Selenium IDE

    Applitools for Selenium IDE (SIDE Eyes) is a plugin to "Selenium IDE" extension that allows users to add Applitools' specific commands such as *checkWindow* to upload screenshot/DOM to Applitools AI server for RCA and Visual grid to process

    Applitools

    70 users

  • [BROKEN] ChatGPT File Upload

    [BROKEN] ChatGPT File Upload

    READ ABOUT/DESCRIPTION BELOW FOR ERROR REPORT Adds a button to upload files into ChatGPT. (NOT for images, videos, Word Documents, or other non-raw-text files. For any support, join my public Discord server: discord.gg/cUnkxxfJ5b

    TΞTRΛ

    70 users