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

Log in

13,015 extensions found in Search Tools

Filter results
Search results
  • Search British Dictionaries

    Search British Dictionaries

    Find a definition by selecting a word, right-clicking and picking a dictionary (Cambridge, Chambers, Collins, Longman, Oxford Learner's or OED).

    pm

    46 users

  • IMDb to Letterboxd redirect button

    IMDb to Letterboxd redirect button

    This extension adds a floating button to IMDb movie pages that redirects you to the corresponding movie page on Letterboxd.

    Nairdah

    46 users

  • Ricerca su Treccani

    Ricerca su Treccani

    Effettua una ricerca su Treccani direttamente dalla barra degli indirizzi del browser.

    Giuse

    46 users

  • Better Google Search

    Better Google Search

    Fixes annoying things about Google Search, such as the dynamic order of search tabs.

    Sin Jeong-hun

    46 users

  • 多機能ビデオコントロール

    多機能ビデオコントロール

    Youtubeを始めとする様々な動画サイトの視聴体験を劇的に向上させる多機能なビデオコントローラーです。再生速度・時間の微調整、画質・標準速度の固定、コメント検索、コメント翻訳、字幕コピー、Gemini AIによる動画要約、モバイル版ではバックグラウンド再生などをパネルから一括管理できます。

    多機能ビデオコントロール

    46 users

  • Skin Shark - Compare & Save on CS2 Skins

    Skin Shark - Compare & Save on CS2 Skins

    Save $ on CS2 skins easily with overlays on marketplaces that show when the same skin is cheaper elsewhere.

    Dantoo

    46 users

  • Vault

    Vault

    A Firefox extension for managing and searching passwords/secrets in Hashicorp Vault

    Kosmos Education

    46 users

  • Booru Hotkeys

    Booru Hotkeys

    Keyboard support for booru sites.

    tune

    46 users

  • flashkill

    flashkill

    Diese Extension soll den Umgang mit der 99Damage Homepage erleichtern.

    flashkill

    45 users

  • Hexomatic

    Hexomatic

    The no-code, data extraction and work automation platform.

    Hexact

    45 users

  • Youtube List Trimmer

    Youtube List Trimmer

    Adds a button that removes youtube playlist from your address bar and refreshes the tab.

    Kevin

    45 users

  • Archivarix Cache Viewer

    Archivarix Cache Viewer

    View cached versions of web pages in various web archives (Wayback Machine, Yandex Cache, Archive.is, Arquivo.pt)

    Archivarix

    45 users

  • Disroot Search (Unofficial)

    Disroot Search (Unofficial)

    Unofficial, open-source webextension that adds https://search.disroot.org as a search engine. Please review Disroot's privacy policy: https://disroot.org/en/privacy_policy

    nitrohorse

    45 users

  • URL in Title

    URL in Title

    Put the current URL in the webpage's title so that you can see the URL when you hover over the tab.

    em_te

    45 users

  • NattyNote

    NattyNote

    Take time-stamped YouTube notes.

    ahmelq

    45 users

  • AniList Releases

    AniList Releases

    SeaDex and Nyaa for AniList

    ejaz-karim

    45 users

  • Better Wiktionary

    Better Wiktionary

    Makes it more convenient to use Wiktionary.

    Sin Jeong-hun

    45 users

  • Anything Copilot

    Anything Copilot

    AI, right where you need it. Free in the sidebar & Mini Window.

    HuanYang

    44 users

  • Dictionary.com Search Shortcut

    Dictionary.com Search Shortcut

    Adds Dictionary.com to the list of search engine shortcuts

    Jim

    44 users

  • English Dictionary Anywhere - Definition PopUp

    English Dictionary Anywhere - Definition PopUp

    English Dictionary is an extension that displays the definition of any word live and everywhere on the page you're browsing. Just toggle-on for the tab you want and double-click / select the word and you're good to go.

    TheUnderdogCoder

    44 users

  • archive-it-today

    archive-it-today

    Lightweight archive.today website capture extension

    Hannah Phillips

    44 users

  • Bookmark Cleaner Pro - Duplicate Remover & Manager

    Bookmark Cleaner Pro - Duplicate Remover & Manager

    All-in-one tool to clean, organize, and deduplicate bookmarks. Optional AI Organizer (BYOK: Anthropic, OpenAI, or Gemini free). Smart duplicate finder, broken link checker, folder merge wizard. 100% local, privacy-first.

    Nagy Studio

    44 users

  • Pulsedive Threat Intelligence

    Pulsedive Threat Intelligence

    Highlight IPs, domains, URLs, or threat names in any website text to enrich them using Pulsedive's free Community dataset.

    Pulsedive

    44 users

  • OpenWebUI Omnibox

    OpenWebUI Omnibox

    Spawn a chat on a custom OpenWebUI instance directly from the Firefox search bar using the prefix "o"

    Jim Aldon D'Souza

    44 users

  • YoutubeAvatarFix

    YoutubeAvatarFix

    Обходит блокировку некоторых Youtube запросов в России, в том числе возвращает аватарки пользователей и авторов. Расширение не использует прокси, поэтому сайт работать хуже не станет

    Emelvv

    44 users