Sites like Mozilla

01 · Entity

About Mozilla

Mozilla mozilla.org

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.

Wikidata: American software company

Top 100 · #92 English 10 technologies Crawled Nov 6, 2026

Visit Mozilla

Summary by Claude

Mozilla's site presents its open-source software and privacy products, including the Firefox web browser, Thunderbird email client, Mozilla VPN, Mozilla Monitor and Firefox Relay. It also covers the nonprofit Mozilla Foundation's advocacy work and takes donations.

Who it’s for

General internet users and developers

Business model

Search engine partnerships, subscriptions, donations

• web browser software
• Firefox web browser
• Thunderbird email client
• Mozilla VPN
• data breach monitoring
• email masking
• open-source software
• internet privacy advocacy
• donations to Mozilla Foundation

02 · Embedding space

Competitor map

Each alternative by how close its vector is to Mozilla’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.

1. 01
   Firefox firefox.com Top 1K English

   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.

   • Akamai Edge DNS
   • Fastly
   • Google Cloud
   • Google Search Console
   • Google Workspace
   • Sentry

   0 say Firefox is a good alternative to Mozilla 0 say Firefox isn’t a real alternative to Mozilla

   Comment
   Very close cos 0.930
2. 02
   Mozilla Thunderbird thunderbird.net Top 10K English

   free email client and personal information manager

   • Google Search Console
   • Google Workspace
   • Microsoft 365
   • Apple Business
   • Atlassian
   • Cloudflare

   0 say Mozilla Thunderbird is a good alternative to Mozilla 0 say Mozilla Thunderbird isn’t a real alternative to Mozilla

   Comment
   Very close cos 0.921
3. 03
   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!

   • cdnjs
   • Cloudflare
   • Cloudflare DNS
   • Font Awesome
   • Google AdSense
   • Google Analytics

   0 say CroxyProxy is a good alternative to Mozilla 0 say CroxyProxy isn’t a real alternative to Mozilla

   Comment
   Very close cos 0.899
4. 04
   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.

   • Microsoft 365
   • OpenAI
   • Zoom
   • Apple Business
   • Next.js
   • nginx

   0 say DuckDuckGo is a good alternative to Mozilla 0 say DuckDuckGo isn’t a real alternative to Mozilla

   Comment
   Very close cos 0.898
5. 05
   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.

   • Bing Webmaster Tools
   • Google Search Console
   • Cloudflare
   • Google Analytics
   • Mailchimp
   • Matomo

   0 say SourceForge is a good alternative to Mozilla 0 say SourceForge isn’t a real alternative to Mozilla

   Comment
   Close cos 0.892
6. 06
   Startpage.com startpage.com English

   privacy-focused online search engine

   • Google Search Console
   • Google Workspace
   • DocuSign
   • Mailjet
   • nginx
   • NS1

   0 say Startpage.com is a good alternative to Mozilla 0 say Startpage.com isn’t a real alternative to Mozilla

   Comment
   Close cos 0.890
7. 07
   Wikimedia movement wikimedia.org Top 1K English

   Wikimedia Error

   global social movement for free educational knowledge

   • Google Search Console
   • Google Workspace
   • Microsoft 365
   • Miro

   0 say Wikimedia movement is a good alternative to Mozilla 0 say Wikimedia movement isn’t a real alternative to Mozilla

   Comment
   Close cos 0.891
8. 08
   Electronic Frontier Foundation eff.org Top 10K

   Electronic Frontier Foundation Inc

   • Google Search Console
   • Microsoft 365

   0 say Electronic Frontier Foundation is a good alternative to Mozilla 0 say Electronic Frontier Foundation isn’t a real alternative to Mozilla

   Comment
   Close cos 0.885
9. 09
   MariaDB mariadb.org Top 10K English

   MariaDB Foundation - MariaDB.org

   database management system, relational, open source, community developed fork of MySQL

   • Google Search Console
   • Google Workspace
   • Brevo
   • Cloudflare DNS
   • Google Analytics
   • jQuery

   0 say MariaDB is a good alternative to Mozilla 0 say MariaDB isn’t a real alternative to Mozilla

   Comment
   Close cos 0.885
10. 10
    NLnet Labs nlnetlabs.nl Top 10K English

    NLnet Labs - Home

    Research & Development, Internet architecture, DNS, Routing, Stability and Security.

    • Google Workspace
    • Adobe Fonts
    • Bootstrap
    • Font Awesome
    • jQuery
    • nginx

    0 say NLnet Labs is a good alternative to Mozilla 0 say NLnet Labs isn’t a real alternative to Mozilla

    Comment
    Close cos 0.884
11. 11
    NetBird netbird.io Top 10K English

    NetBird - Open Source Zero Trust Networking

    WireGuard®-based overlay network and Zero Trust Network Access in one platform for reliable and secure connectivity

    • Google Search Console
    • Google Workspace
    • Microsoft 365
    • Brevo
    • HubSpot
    • Next.js

    0 say NetBird is a good alternative to Mozilla 0 say NetBird isn’t a real alternative to Mozilla

    Comment
    Close cos 0.882
12. 12
    Tor Project torproject.org Top 10K English

    Tor Project | Anonymity Online

    Anonymity Online | Defend yourself against tracking and surveillance. Circumvent censorship.

    • Google Search Console
    • Apache HTTP Server
    • Bootstrap
    • Font Awesome
    • jQuery

    0 say Tor Project is a good alternative to Mozilla 0 say Tor Project isn’t a real alternative to Mozilla

    Comment
    Close cos 0.882
13. 13
    Fastmail fastmail.com English

    Email and calendar made better | Fastmail

    Fast, private email hosting for you or your business. More productive, lightning fast, simple and built to save you time.

    • Cloudflare
    • Fastmail

    0 say Fastmail is a good alternative to Mozilla 0 say Fastmail isn’t a real alternative to Mozilla

    Comment
    Close cos 0.884
14. 14
    Internet Archive archive.org Top 1K English

    Internet Archive: Digital Library of Free & Borrowable Texts, Movies, Music & Wayback Machine

    U.S. non-profit organization and digital archive

    • Google Search Console
    • Google Workspace
    • Microsoft 365
    • Atlassian
    • nginx
    • Salesforce

    0 say Internet Archive is a good alternative to Mozilla 0 say Internet Archive isn’t a real alternative to Mozilla

    Comment
    Close cos 0.882
15. 15
    Hugging Face huggingface.co Top 10K

    Hugging Face – The AI community building the future.

    We’re on a journey to advance and democratize artificial intelligence through open source and open science.

    • Google Search Console
    • Google Workspace
    • Microsoft 365
    • OpenAI
    • Amazon SES
    • Apple Business

    0 say Hugging Face is a good alternative to Mozilla 0 say Hugging Face isn’t a real alternative to Mozilla

    Comment
    Close cos 0.881
16. 16
    Drupal drupal.org Top 10K English

    Client Challenge

    free and open-source web content management system

    • Fastly
    • Google Search Console
    • Amazon SES
    • Atlassian
    • GlobalSign
    • Mailchimp

    0 say Drupal is a good alternative to Mozilla 0 say Drupal isn’t a real alternative to Mozilla

    Comment
    Close cos 0.882
17. 17
    Moz moz.com Top 10K English

    Moz - SEO Software for Smarter Marketing

    Backed by the largest community of SEOs on the planet, Moz builds the tools that make SEO, content marketing, market research, digital PR, and local SEO easy. Start your free trial today!

    • Google Search Console
    • Google Workspace
    • OpenAI
    • Adobe
    • Amazon SES
    • Atlassian

    0 say Moz is a good alternative to Mozilla 0 say Moz isn’t a real alternative to Mozilla

    Comment
    Close cos 0.879
18. 18
    SlideShare slideshare.net Top 1K English

    Client Challenge

    American hosting service, owned by Scribd, for professional content including presentations, infographics, documents, and videos

    • Fastly
    • Google Search Console
    • Google Workspace
    • Amazon Route 53

    0 say SlideShare is a good alternative to Mozilla 0 say SlideShare isn’t a real alternative to Mozilla

    Comment
    Close cos 0.881
19. 19
    Archive of Our Own archiveofourown.org Top 10K English

    Request temporarily denied. | Archive of Our Own

    nonprofit online fanfiction repository operated by the Organization for Transformative Works

    • Google Search Console
    • Cloudflare
    • Cloudflare DNS

    0 say Archive of Our Own is a good alternative to Mozilla 0 say Archive of Our Own isn’t a real alternative to Mozilla

    Comment
    Close cos 0.880
20. 20
    Apache Software Foundation apache.org Top 1K English

    Welcome to The Apache Software Foundation | Apache Software Foundation

    American nonprofit open-source software community

    • Fastly
    • Google Search Console
    • Apache HTTP Server
    • Atlassian
    • Bootstrap
    • GlobalSign

    0 say Apache Software Foundation is a good alternative to Mozilla 0 say Apache Software Foundation isn’t a real alternative to Mozilla

    Comment
    Close cos 0.879

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

04 · Fingerprints

Technology

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