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

Log in

19,018 extensions found in Appearance

Filter results
Search results
  • Text Content Editor

    Text Content Editor

    Easily Edit text on any Website!

    BarricadeBandit

    11 users

  • WhatStack

    WhatStack

    A browser extension that tells the tech stack of a website.

    Aditya Srivastava

    11 users

  • GitHub Contribution Color Graph

    GitHub Contribution Color Graph

    Change colors of contribution graph in GitHub.

    William Belle

    11 users

  • Linkedin RTL support

    Linkedin RTL support

    Adds RTL support to LinkedIn text fields

    eladmizrahi

    11 users

  • ProLeague Dark

    ProLeague Dark

    Unofficial darkmode and enhancements for proleague.de

    zWalnut

    11 users

  • Улучшатель Заголовков

    Улучшатель Заголовков

    Это расширение улучшает заголовки которые вы видите на веб-сайтах во всемирной сети Интернет

    Zulin

    11 users

  • SEO Add-on: Doug Toolz

    SEO Add-on: Doug Toolz

    An SEO add on that shows Google cache dates, indexed pages, various meta tags, canonical tags, nofollow tags & much more. Displays alerts for detected issues. No logging in required and all the data is shown within the tool.

    d-projekts

    11 users

  • Reddit Restore Blocked Comments

    Reddit Restore Blocked Comments

    Restores comment text and usernames hidden due to block relationships

    Stouty

    11 users

  • brainrotify

    brainrotify

    replace random words in a webpage with brainrot

    shasherazi

    11 users

  • DeepSeek RTL/LTR Toggle

    DeepSeek RTL/LTR Toggle

    RTL/LTR Toggle For Chat in DeepSeek

    REMOSH

    11 users

  • XITS Math Font Package

    XITS Math Font Package

    Bring XITS Math font for Mozilla's MathML engine.

    Krasnaya Ploshchad

    11 users

  • doi2bib

    doi2bib

    DOI to BibTeX Fetcher: Right-click DOI links to fetch BibTeX entry. Made by Helix @ UET, 2025 .

    Hoa N. Nguyen

    11 users

  • ChatGPT Continue Generating Auto-Clicker

    ChatGPT Continue Generating Auto-Clicker

    Enhance your ChatGPT experience with automated 'Continue generating' button click.

    Pedro Ganzo

    11 users

  • Youtube View Like Ratio

    Youtube View Like Ratio

    Display view-like ratio on YouTube.

    faisalhakim47

    11 users

  • New Tab Memo

    New Tab Memo

    Transforms Firefox new tabs into memopads. Type, edit, and save text. Text is only stored locally on your computer. Note: This extension was ported from the Chrome version. Some text styling features may not work.

    Dev

    11 users

  • Красный ВСоюзе

    Красный ВСоюзе

    CSS-тема для ВКонтакте

    Владислав Босняк

    11 users

  • RTL - Right to Left Support

    RTL - Right to Left Support

    Toggle page sections between LTR and RTL for Arabic-friendly reading and typing.

    Ahmad Koudier

    11 users

  • Netflix Current Time

    Netflix Current Time

    Netflixの再生画面に現在時間を見やすく表示します。オーバーレイ/インライン表示、経過・残り切替、総時間表示、色・透明度・文字サイズ調整、表示位置ドラッグ保存に対応。 同時視聴などに便利です。

    kurokuro

    11 users

  • Book PDF Viewer

    Book PDF Viewer

    Turns PDFs into a flip through book instead of Firefox's default scrolling viewer. Automatic page turn animations, zoom, and fullscreen, all fully local with no data collected.

    0727hana

    11 users

  • Smart Night Mode

    Smart Night Mode

    Intelligent dark mode converter with customizable settings

    Sumalya Chatterjee

    11 users

  • Google 2008 Retro

    Google 2008 Retro

    Restitue Google tel qu'il était en 2008 : accueil, résultats Web, Images, Actualités et Vidéos reconstruits à partir du HTML et des images d'origine.

    Gary

    11 users

  • Crunchyroll spoiler hider

    Crunchyroll spoiler hider

    Hide spoilers of the next (and previous) episode on Crunchyroll. More information: https://www.youtube.com/shorts/TsDvjWPoIaI

    Medychar

    11 users

  • Overflow Checker

    Overflow Checker

    Show the size of each element in the DOM and outputs to the console elements whose width is greater than the width of the document

    Timothy

    11 users

  • Mizu Twitter

    Mizu Twitter

    Adds fully customizable anime themes and hides unnecessary UI elements.

    Nyuke235

    11 users

  • B - Capture Shot

    B - Capture Shot

    Screenshot the active tab: full page, visible area, or selection. Preview, crop, draw, add watermark, and save as PNG/JPEG.

    Bahadır B. Bekdemir

    11 users