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

Log in

12,725 extensions found in Web Development

Filter results
Search results
  • Transparent Background Toggle + Picker

    Transparent Background Toggle + Picker

    Default transparent pages, per-site toggle with persistence

    abhishek

    1 user

  • BrowserBoost

    BrowserBoost

    Optimize heavy web applications locally. First target: long ChatGPT conversations.

    BezotCorp

    1 user

  • Atlassian Verification Reload

    Atlassian Verification Reload

    Reload Atlassian's Jira and Confluence verification pages after a successful verification.

    MA.dev

    1 user

  • Markdown New Tab

    Markdown New Tab

    A new tab page that acts as a markdown editor for notes.

    cdroma.me

    1 user

  • LocalSync

    LocalSync

    Sync localStorage data between different environments with ease.

    Some Ordinary Developer

    1 user

  • CacheFlux

    CacheFlux

    One-click cleaner for cookies, localStorage, sessionStorage and IndexedDB for developers.

    Alberto Licea

    1 user

  • Email Extractor - EmailVerify.ai

    Email Extractor - EmailVerify.ai

    Free email extractor - find & extract emails from any webpage. Export to TXT/CSV, copy all with one click. By EmailVerify.ai

    Leo Li

    1 user

  • Limpador de histórico

    Limpador de histórico

    Limpar histórico de sites da SEFAZ-CE (https://sefaz.ce.gov.br), que possuem erros por causa de cache

    Gilmario

    1 user

  • Persistent tabs

    Persistent tabs

    Gerencia abas persistentes com grupos e interface amigável

    DEV.associados

    1 user

  • Focus Order Validator

    Focus Order Validator

    Test and optimize keyboard navigation in your web applications.

    Kayla Olsen

    1 user

  • Contrast Enhancer

    Contrast Enhancer

    An add-on to adjust the contrast of a webpage.

    xx88newcom

    1 user

  • Simple PDF Viewer

    Simple PDF Viewer

    View PDF files in popup.

    pdf_viewer

    1 user

  • Copy Font Awesome Icon Class Name

    Copy Font Awesome Icon Class Name

    Insert a button in the icon details interface of Font Awesome. Clicking this button allows you to copy the class name of the current icon with one click.

    mtueih

    1 user

  • NetFlow Analyzer

    NetFlow Analyzer

    Access the online NetFlow Analyzer tool to monitor network traffic

    netflow-analyzer

    1 user

  • GitHub Board colorer

    GitHub Board colorer

    Color your project board

    ewgenius

    1 user

  • KSTable Css

    KSTable Css

    Injects Tailwind CSS stylesheet (tailwind-3-min.css) at document start to support the layout and rendering of KSTable UI components.

    KeshavSoft

  • Toolszu PDF Converter

    Toolszu PDF Converter

    Fast ✦ Free ✦ 30 PDF Converter Tools by Toolszu.com

    Toolszu

    1 user

  • YouTube Focus Mode

    YouTube Focus Mode

    Remove all distractions from YouTube. Watch without noise.

    Youtube-Focus

    1 user

  • Facet

    Facet

    A sleek sidebar for inspecting page styles, colors, fonts, and images. Scan any webpage for its design DNA. Typography, color palette, element styles and download assets, all from a single panel.

    Erictootalldan

    1 user

  • Desativar legenda

    Desativar legenda

    Desativa legendas automáticas do Descomplica.

    Migtito

    1 user

  • Cookie Adder

    Cookie Adder

    Add cookie to specific urls. A way to bypass proxy warning page like Blue Coat or ProxySG.

    Cookie Adder

    1 user

  • Base Encoder

    Base Encoder

    多功能編碼/解碼工具，支援 Base64/Base58 編碼解碼、進制轉換 (2-36)、Unicode 編碼解碼，並具備數據持久化功能。

    vj

    1 user

  • AZcaptcha Solver: Auto Captcha Recognition

    AZcaptcha Solver: Auto Captcha Recognition

    Automatically detect and solve captchas (reCAPTCHA, hCaptcha, Turnstile, FunCaptcha, and more) on any webpage. Fast, private — just enter your API key and browse.

    AZcaptcha

    1 user

  • YouTube Playlist Analyzer

    YouTube Playlist Analyzer

    Adds total playlist duration and video count directly on YouTube playlist pages. Fetches only public playlist metadata and collects no personal data or browsing history. Works seamlessly in the background.

    SomeOne

    1 user

  • TaskCanvas Browser Extension

    TaskCanvas Browser Extension

    TaskCanvas is a super cool extension that greets you with a message according to the time of the day and shows different background on page refresh. With Extensry you can set your main/focus task of the day ansd also create your own todo.

    Mani Teja

    1 user