Alternatives and competitors

Sites like Firefox

The 20 closest web browser alternatives to Firefox, ranked by what they actually offer, and the 9 technologies behind it.

Looking for an alternative to Firefox? The closest matches are Mozilla, ucweb.com and Opera. We match sites by what they actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Vote on each alternative and leave a short note to help the next person choose.

Neighbours
k = 20
Sites searched
4,032
Vector
384-d
Query
10 ms

01 · Entity

About Firefox

Firefox firefox.com

Firefox: The fast, private browser that keeps you safe — Firefox.com

The independent browser that has your back. Firefox blocks trackers, has a free built-in VPN, puts you in control of AI, and never sells your personal data.

Wikidata: free and open source web browser

Top 1K · #552 English 9 technologies Crawled Nov 6, 2026
Visit Firefox

Summary by Claude

Download site for Firefox, a free, open-source web browser from Mozilla for desktop and mobile, with tracker blocking, a built-in VPN, tab groups, reader mode and cross-device sync of bookmarks, passwords and history.

Who it’s for
General internet users and businesses
Business model
Search engine partnership revenue

02 · Embedding space

Competitor map

Each alternative by how close its vector is to Firefox’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

similarity × popularity

enable JavaScriptStartpage.comMozilla ThunderbirdSaveFrom.netBraveDuckDuckGoCroxyProxyOperaucweb.comMozilla

03 · Nearest neighbours

Alternatives to Firefox

Thumbs up if it’s a real alternative to Firefox, thumbs down if it isn’t.

Only in English
  1. 01
    Mozilla mozilla.org Top 100 English

    Mozilla - Internet for people, not profit (US)

    We’re working to put control of the internet back in the hands of the people using it.

  2. 02
    ucweb.com Top 10K English

    UC Browser | Powerful, Personal and Private web browser

    UC Browser is a fast and safe web browser for PC, Mac, and mobile. Download now to enjoy a clean, ad-free browsing experience with built-in VPN for enhanced privacy and security!

  3. 03
    Opera opera.com Top 100 English

    Opera Web Browser | Faster, Safer, Smarter | Opera

    Faster, safer and smarter than default browsers. Fully-featured for privacy, security, and so much more. Get the faster, better Opera browser for free.

  4. 04
    CroxyProxy croxyproxy.com Top 10K English

    Free web proxy and a cutting-edge online proxy | CroxyProxy

    CroxyProxy is a cutting-edge secure web proxy service. Use it to access your favorite websites and web applications: as a Facebook or YouTube proxy. It is free, you can try this online proxy right now!

  5. 05
    DuckDuckGo duckduckgo.com Top 1K English

    DuckDuckGo - Protection. Privacy. Peace of mind.

    The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.

  6. 06
    Brave brave.com Top 1K English

    The browser that puts you first | Brave

    The Brave browser is a fast, private and secure web browser for PC, Mac and mobile. Download now to enjoy a faster ad-free browsing experience that saves data and battery life by blocking tracking software.

  7. 07
    SaveFrom.net savefrom.net Top 10K English

    Free Online Video Downloader - SaveFrom.net

    Download videos from popular platforms with SaveFrom.net, the leading free online video downloader. Easily save videos in various formats and resolutions. Start downloading now!

  8. 08
    Mozilla Thunderbird thunderbird.net Top 10K English

    free email client and personal information manager

  9. 09
    Adblock Plus adblockplus.org Top 10K English

    Adblock Plus | The world's #1 free ad blocker

    Adblock Plus, the most popular ad blocker on Firefox, Chrome, Safari, Android and iOS. Block pop-ups and annoying ads on websites like Facebook and YouTube.

  10. 10
    Startpage.com startpage.com English

    privacy-focused online search engine

  11. 11
    enable JavaScript enable-javascript.com Top 10K English

    How to enable JavaScript in your browser and why

    Instructions on how to enable (activate) JavaScript in web browser and why.

  12. 12
    dextrodedenda.top Top 10K English

    GreatFireVPN - Bypass Censorship in China, Russia, Iran, India

    Trusted VPN for bypassing internet censorship in China, Russia, Iran and India. Also used in Cuba. 10+ years fighting the Great Firewall. 30-day free trial.

  13. 13
    UCWeb uc.cn Top 10K

    UC浏览器官网_UC浏览器最新版下载

    UC浏览器是全球6亿用户共同选择的智能手机浏览器,登陆UC官网免费下载UC浏览器安卓版/iPhone版,给您超快感的上网体验!

  14. 14
    Canva canva.com Top 1K English

    Canva

    online graphic design platform

  15. 15
    Qwant qwant.com English

    Qwant - The search engine that values you as a user, not as a product

    Fast, reliable answers and still in trust: Qwant does not store your search data, does not sell your personal data and is hosted in Europe.

  16. 16
    SourceForge sourceforge.net Top 1K English

    Compare B2B Software, Download, & Develop Open Source & Business Software - SourceForge

    SourceForge is the complete software discovery platform. SourceForge is the largest B2B software review and comparison site in the world, and features the largest business software directory, as well as free & fast open source software downloads and development.

  17. 17
    Figma figma.com Top 1K English

    Figma: The collaborative canvas for design, code, and AI

    Figma is the canvas where design, code, and AI come together. From first idea to shipped product — go from concept to production with your whole team, in one place.

  18. 18
    CrazyGames crazygames.com Top 10K English

    Free Online Games on CrazyGames | Play Now!

    Play free online games at CrazyGames, the best place to play high-quality browser games. We add new games every day. Have fun!

  19. 19
    web.dev Top 10K English

    web.dev

    Guidance to build modern web experiences that work on any browser.

  20. 20
    AdGuard adguard.com Top 10K English

    AdGuard Ad Blocker — block ads, popups, and trackers

    AdGuard is the best way to get rid of annoying ads and online tracking and protect your computer from malware. Make your web surfing fast, safe and ad-free

Ranked by score: the cosine similarity of each site’s vector to firefox.com’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones Firefox uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What Firefox is built with, and what its closest competitors use, from its homepage’s code and its DNS records.

Built with

Live chat & support
  • Zendesk TXT v=spf1 mx a include:amazonses.com include:mail.zendesk.com include:%{…
Monitoring
  • Sentry page source: .ingest.us.sentry.io
CDN
  • Fastly header x-served-by: cache-ber1080059-BER, cache-ber1080059-BER, cache-ber108005…
Hosting
  • Google Cloud header via: 1.1 google, 1.1 varnish, 1.1 varnish
Email hosting
Email delivery
  • Amazon SES TXT v=spf1 mx a include:amazonses.com include:mail.zendesk.com include:%{…
DNS hosting
SaaS tools (verified in DNS)

Stack changes

No changes yet. Each new crawl is compared with the last one, and what Firefox adds or drops shows up here.

SimilarSiteSearch

Competitors by meaning, stacks from the source. Data from public homepages and DNS.

About our crawler