Welcome to Mozilla
From trustworthy tech to policies that defend your digital rights, we put you first — always.
Love the internet again
Break free from big tech — our products put you in control of a safer, more private internet experience.
- Firefox: Get the gold standard for browsing with speed, privacy and control.
- Thunderbird: Simplify your life with one app for all your emails, calendars and contacts.
- Mozilla VPN: Keep your location and online adventures private — stream like a local, anywhere.
- Mozilla Monitor: Get a heads-up if your personal info is at risk and lock it down like a pro.
- Firefox Relay: Mask your email and phone number so you only get the messages you want.
Donate to Mozilla Foundation
Mozilla Foundation is building a future where technology is powered by people, and open by design. That’s why we fuel community-centred tech through advocacy, education, funding, and innovation — to make sure that the future of tech is good for everyone. But that’s only possible if we do it together.
We’re proudly non-profit. Will you donate to Mozilla today?
Join the movement:
AI for the people
Our mission is to make it easy for people to build with, and collaborate on, open-source, trustworthy AI.
Mozilla Data Collective

Mozilla Data Collective is rebuilding the AI data ecosystem with communities at the centre. Access over 300 high-quality global datasets, built by and for the community in a transparent and ethical way.
Join today
Own What You Build

Do we need a “LAMP Stack” for the AI era? We need tech that’s transparent, accountable, and owned by the people who use it.
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Choice First Stack

Your tools, your choice. A unified open-source stack that simplifies building and testing modern AI agents and apps.
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Mozilla Ventures

Got an early-stage startup? Pitch your company to Mozilla Ventures and secure funding to drive positive change for the future of AI and the internet.
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A Double Bottom Line for Tech

Mark Surman discusses how we can build a tech ecosystem with a double bottom line — one that values both mission and money.
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Agent Platform

Stop wiring tools together and babysitting brittle automations. With the Mozilla.ai Agent Platform, you describe your goal, we generate adaptive AI agents that work with your tools and processes.
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You, AI and the internet — what’s really going on?
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TypeTopicIntro
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ArticleNewsMozilla welcomes Raffi Krikorian as Chief Technology Officer
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ArticleOpen Source AIMozilla.ai CEO talks open source AI advantages
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ArticleProductsIntroducing Thundermail and Thunderbird Pro
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VideoPrivacy & SecurityWhat comes next in tech is a choice. Choose with us.
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ArticleNews‘A good moment in time for us’: Firefox head on AI browsers and what’s next for the web
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ArticleNewsMozilla’s new message: We’re the only browser not backed by billionaires
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ArticleNewsRewiring Mozilla: Doing for AI what we did for the web
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ArticleNewsInterview with Mark Surman: How Mozilla is adapting to the AI age
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VideoArtificial IntelligenceWomen In Product conversation: Adding GenAI Without Losing the Plot
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VideoArtificial IntelligenceScaling Open Source AI: Mark Surman & Tim Bradshaw
State of Mozilla
Mozilla is reinventing itself, diversifying around a constellation of organizations, reimagining advertising and creating an open source AI ecosystem. Read about it in the State of Mozilla 2024 Report.
2024
Explore issues shaping the future of the internet
The Validation Machines

In The Atlantic, Mozilla CTO Raffi Krikorian asks why chatbots and generative AI are so eager to please us, and what it means for humanity. (image courtesy The Atlantic)
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Nothing Personal

Our new magazine for independent thinkers, technologists, and creatives on the front lines of digital culture.
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