Best Best Firefox Add-ons 2026
The #1 best firefox add-ons in 2026 is Easy Youtube Video Downloader Express avec un Score de Confiance Nerq de 57/100 (C), based on Nerq's independent analysis of 50 best firefox add-ons across 5 trust dimensions. Mise à jour quotidienne — dernière mise à jour: 2026-04-24.
Selon Nerq's analysis, the top 5 best firefox add-ons by trust score are: 1. Easy Youtube Video Downloader Express (57/100), 2. Quick Recipe Hub & Custom Web Search (57/100), 3. AdGuard AdBlocker (57/100), 4. SponsorBlock - Skip Sponsorships on YouTube (57/100), 5. AdBlock for Firefox (57/100). Nerq Trust Scores range from 55 to 57 among the top 50. Scores are based on 5 independent trust dimensions including sécurité, maintenance, and adoption par la communauté. Mise à jour quotidienne.
| # | Nom | Confiance | Note |
|---|---|---|---|
| 1 | Easy Youtube Video Downloader Express | 57 | C |
| 2 | Quick Recipe Hub & Custom Web Search | 57 | C |
| 3 | AdGuard AdBlocker | 57 | C |
| 4 | SponsorBlock - Skip Sponsorships on YouTube | 57 | C |
| 5 | AdBlock for Firefox | 57 | C |
| 6 | Adblock Plus | 57 | C |
| 7 | Browsec VPN | 57 | C |
| 8 | FoxyProxy Standard | 57 | C |
| 9 | VPN VeePN - Free VPN for Firefox | 57 | C |
| 10 | Ghostery – Privacy Ad Blocker | 57 | C |
Top 50 Best Firefox Add-ons par Nerq Trust Score
| # | Nom | Confiance | Note | Étoiles | Description |
|---|---|---|---|---|---|
| 1 | Easy Youtube Video Downloader Express | 57 | C | 364.5k | A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p f... |
| 2 | Quick Recipe Hub & Custom Web Search | 57 | C | 29.8k | Add the Quick Recipe Hub & Custom Web Search extension and access a wide variety of food recipes... |
| 3 | AdGuard AdBlocker | 57 | C | 1678.1k | Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all... |
| 4 | SponsorBlock - Skip Sponsorships on YouTube | 57 | C | 742.4k | Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the dat... |
| 5 | AdBlock for Firefox | 57 | C | 1391.2k | The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertiseme... |
| 6 | Adblock Plus | 57 | C | 3147.8k | One of the most popular free ad blockers for Firefox. Block annoying ads on sites like Facebook, You... |
| 7 | Browsec VPN | 57 | C | 482.7k | Unblock geographically restricted content and protect your IP with Browsec’s add-on. With this Firef... |
| 8 | FoxyProxy Standard | 57 | C | 216.5k | FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limit... |
| 9 | VPN VeePN - Free VPN for Firefox | 57 | C | 99.8k | Enjoy fast and secure free Firefox VPN Proxy extension. Unblock websites, protect your data, and bro... |
| 10 | Ghostery – Privacy Ad Blocker | 57 | C | 1041.4k | The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and blo... |
| 11 | Ezy Photo Tab & Custom Web Search | 57 | C | 55.0k | Add the Ezy Photo Tab & Custom Web Search extension and click the icon on your toolbar to access... |
| 12 | Quick Live News & Custom Web Search | 57 | C | 32.0k | Add the Quick Live News & Custom Web Search extension to stay updated with headlines, videos, AI... |
| 13 | Mozilla VPN Extension | 57 | C | 56.3k | Get more from Mozilla VPN with the Firefox extension — currently available for Windows. Turn off VPN... |
| 14 | Surfshark VPN Extension | 55 | C | 112.2k | Browse the web safely with secure, private internet access for the Firefox browser extension. |
| 15 | Free VPN Proxy & Ad Blocker - Planet VPN | 55 | C | 87.0k | Secure your web browsing with Planet VPN - a free vpn proxy addon |
| 16 | YouTube NonStop | 55 | C | 151.3k | Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autocli... |
| 17 | Grammar and Spell Checker - LanguageTool | 55 | C | 433.5k | With this extension you can check text with the style and grammar checker LanguageTool. It finds man... |
| 18 | AdBlocker Ultimate | 55 | C | 1229.2k | Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensi... |
| 19 | Firefox Multi-Account Containers | 55 | C | 417.1k | Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded ... |
| 20 | iCloud Bookmarks | 55 | C | 136.0k | Keep your Firefox bookmarks on Windows up to date with your Safari bookmarks on iPhone, iPad, and Ma... |
| 21 | Kaspersky Protection 2021 | 55 | C | 352.8k | Your protection on the Internet with extension from Kaspersky Lab |
| 22 | Saba Meeting Connector | 55 | C | 2.1k | Enables the user to launch into Saba Meeting events within Firefox. |
| 23 | EPUBReader | 55 | C | 129.0k | Read ePub files right in Firefox. No additional software needed! |
| 24 | Send to Outline | 55 | C | 1.8k | Sends the reader to the same article on https://outline.com I'm not affiliated with the team at all... |
| 25 | Librezam | 55 | C | 34.8k | Open-source music recognition extension using Shazam API (also supports Audd, ACRCloud, Tencent, and... |
| 26 | Obsidian Web Clipper | 55 | C | 41.7k | Save and highlight web pages in a private and durable format that you can access offline. The offici... |
| 27 | ExpressVPN: VPN proxy for a better internet | 55 | C | 67.9k | Go online safely with blazing-fast speed. Spoof your location, access content anywhere, and control ... |
| 28 | Cookie AutoDelete | 55 | C | 175.5k | Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, ... |
| 29 | Progressive Web Apps for Firefox | 55 | C | 17.0k | A tool to install, manage and use Progressive Web Apps (PWAs) in Mozilla Firefox |
| 30 | ImTranslator: Translator, Dictionary, TTS | 55 | C | 104.2k | COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX ImTranslator translates text, words, webpages between m... |
| 31 | NeatDownloadManager Extension | 55 | C | 20.8k | Sends Download Links to Neat Download Manager |
| 32 | Selenium IDE | 55 | C | 36.6k | Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Fir... |
| 33 | Ruffle - Flash Emulator | 55 | C | 79.9k | Putting Flash back on the web. Designed to be easy to use, this extension will seamlessly enable yo... |
| 34 | Tab Stash | 55 | C | 45.9k | Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Fi... |
| 35 | iCloud Passwords | 55 | C | 154.6k | iCloud Passwords lets you fill passwords from iCloud Keychain when signing in to websites using Fire... |
| 36 | Browsing Protection by F-Secure | 55 | C | 198.6k | Extension for protecting encrypted browsing with sécurité products by F-Secure. |
| 37 | Urban Shield | 55 | C | 8.7k | Urban Shield is a Wi-Fi surfing protection & auto caching, and history cleaner extension for your br... |
| 38 | SoundFixer | 55 | C | 45.4k | Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or... |
| 39 | Qwant - Search engine | 55 | C | 79.9k | With this extension, Qwant becomes your default search engine on your browser! 🚀 |
| 40 | NordVPN - a VPN proxy extension for Firefox | 55 | C | 306.8k | Looking for the best VPN extension for Firefox? NordVPN's Firefox VPN proxy extension lets you hide ... |
| 41 | Firefox Translations | 55 | C | 63.6k | Translate websites in your browser, privately, without using the cloud. The functionality from this ... |
| 42 | Auto refresh page | 55 | C | 4.2k | This extension will refresh page automatically. |
| 43 | Startpage | 55 | C | 213.5k | This extension protects users from being tracked while allowing them to search the web in complete p... |
| 44 | BTRoblox - Making Roblox Better | 55 | C | 84.0k | BTRoblox, or Better Roblox, is an extension that aims to enhance Roblox's website by modifying the l... |
| 45 | vidIQ Vision for YouTube | 55 | C | 49.6k | With insights and metrics that go beyond YouTube Analytics, vidIQ Vision delivers a comprehensive op... |
| 46 | URL Link | 55 | C | 1.1k | URL Link is a small Firefox and Thunderbird extension that allows you to select a non-URL in a mail/... |
| 47 | Firefox Relay | 55 | C | 248.0k | Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your r... |
| 48 | Grammarly: AI Writing and Grammar Checker App | 55 | C | 612.9k | From blank page to polished draft, Grammarly’s AI helps you write faster and stronger. Get real-time... |
| 49 | React Developer Tools | 55 | C | 188.1k | React Developer Tools is a tool that allows you to inspect a React tree, including the component hie... |
| 50 | Facebook Container | 55 | C | 862.0k | Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox help... |
Comment nous classons Best Firefox Add-ons
These best firefox add-ons are ranked par Nerq Trust Score, which evaluates sécurité, maintenance, adoption par la communauté, and transparency across multiple data points. Only entities with a trust score of 30 or above are included. Les scores sont mis à jour en continu dès que de nouvelles données sont disponibles.
Questions fréquentes
Quels sont les meilleurs Best Best Firefox Add-ons en 2026 ?
Basé sur les scores de confiance Nerq, les Best Best Firefox Add-ons les mieux classés sont listés ci-dessus, évalués sur la sécurité, la maintenance, la documentation et l'adoption communautaire.
Comment les Best Best Firefox Add-ons sont-ils classés ?
Nerq classe les outils avec Trust Score v2, combinant analyse de sécurité, activité de maintenance, qualité de documentation et signaux d'adoption communautaire.
Ces Best Best Firefox Add-ons sont-ils sûrs à utiliser ?
Chaque outil dispose d'un rapport de sécurité individuel. Cliquez sur le nom d'un outil pour voir son analyse de confiance détaillée.
Que signifie un Nerq Trust Score de A ?
La note A (80–89) signifie que l'entité a de forts signaux en sécurité, maintenance, documentation et adoption communautaire. A+ (90–100) est la meilleure note possible.
Comment Nerq évalue-t-il les Best Best Firefox Add-ons ?
Nerq analyse les Best Best Firefox Add-ons sur plusieurs dimensions incluant les vulnérabilités, la conformité des licences, l'activité de maintenance, la qualité de documentation et l'adoption communautaire. Chaque dimension est notée indépendamment et combinée en un score de confiance global (0–100).