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

Log in

11,732 extensions found in Web Development

Filter results
Search results
  • JS and CSS snippets for web

    JS and CSS snippets for web

    Run peristent JavaScript and CSS code snippets on any website.

    Yupma

    20 users

  • FontSwap

    FontSwap

    Replace the font on any webpage with a Google Font of your choice

    Medyzad

  • Codext

    Codext

    Codext harnesses the power of the Monaco Editor by dynamically inserting it into code webpages and enables standard editor features such as syntax highlighting, section folding, advanced editing and code formatting.

    Pyves

    19 users

  • Replika Chat Export

    Replika Chat Export

    This Firefox extension is a comprehensive Replika AI Exporter that uses your user token to query Replika's API and download your data. It saves everything locally in Indexed DB and supports multiple download formats for your convenience.

    Nam0

    19 users

  • RedeCanais Auto-player

    RedeCanais Auto-player

    Reproduz automaticamente o próximo episódio ou vídeo no site RedeCanais, facilitando maratonas de séries sem precisar clicar manualmente em cada episódio.

    RC-AutoPlayer

    19 users

  • SEO Doctor

    SEO Doctor

    SEO Doctor is a free tool for SEO Expert. It helps you automate, analyze, score and alert SEO issues on your website. It also supports automating some common tasks in the SEO process.

    SEO Doctor

    19 users

  • HLSify++

    HLSify++

    Native HLS playback for any HTML5 video element. Fork of HLSify with additional features and fixes.

    cyan-n1d3

    19 users

  • D1NMH

    D1NMH

    Расширение для доступа к криптографическому плагину D1NMH

    Dmitry Bogush

    19 users

  • Old Github UI

    Old Github UI

    GitHub changed their UI on 2020-06-23, this extension brings a few items back to their classic look.

    Sreenivasan Ramesh

    19 users

  • CFbooster

    CFbooster

    An extension that boost page speed of Codeforces in China.

    itdevwu

    19 users

  • Front End Framework

    Front End Framework

    This is a framework for Web Extensions, so you can deploy one quickly without any frond-end work

    senorsunday

    19 users

  • Redmine Clipboard

    Redmine Clipboard

    Copy the number of a Redmine story and task to your clipboard.

    Richard Leurs

    19 users

  • table-sort-js

    table-sort-js

    Make the tables of websites you visit sortable!

    Lee Wannacott

    19 users

  • SubeDown

    SubeDown

    A fully open-source, privacy-focused, and free Firefox-based extension for downloading images and videos from web pages, including segmented videos.

    machinellama

    19 users

  • CryptoHash

    CryptoHash

    Crypto hash calculator — SHA-256, SHA-512, SHA-1 from text

    Aexodi

  • Selenium2Cucumber Converter

    Selenium2Cucumber Converter

    This Plug in converts the Selenium IDE scripts to Cucumber feature file.

    Shankar Laggishetti

    19 users

  • ReRes

    ReRes

    Change the response of the request. ReRes可以用来更改页面请求响应的内容。通过指定规则，您可以把请求映射到其他的url，也可以映射到本机的文件或者目录。ReRes支持单个url映射，也支持目录映射。

    AiLin

    19 users

  • captureItem

    captureItem

    現在表示されているページの特定のItemのキャプチャーをダウンロードフォルダーに保存

    mark

    19 users

  • LMS Smart Lesson Planner

    LMS Smart Lesson Planner

    Automatically generates and fills lesson plans inside the Oman LMS platform.

    NoorEdu Extensions

    19 users

  • Time Stamper

    Time Stamper

    Quick and easy adding of a timestamp to an input field

    Christopher

    19 users

  • Rapise Plugin for Firefox

    Rapise Plugin for Firefox

    Allows users of our Rapise automated software testing tool to record and play automated tests against the Firefox web browser.

    Inflectra Corporation

    19 users

  • Speed Reader

    Speed Reader

    Flash words at high speed to train your reading pace

    nexma

  • Developer's Download Helper

    Developer's Download Helper

    Download files and folders from GitHub or GitLab via context menu.

    lezram

    19 users

  • CSP Checker

    CSP Checker

    "CSP Checker" is a Firefox addon designed to help users verify and analyze the Content Security Policy (CSP) settings of web pages they visit. It allows users to easily inspect and understand the CSP directives implemented by website developers

    BJ88

    19 users

  • AWS Colorful Navbar

    AWS Colorful Navbar

    Identify AWS regions instantly with colorful navbar gradients and country flags. Customize colors, prevent deployment mistakes.

    Jungyoul Yu

    19 users