Does This Button Work? Investigating YouTube's ineffective user controls

Powered by 22,722 volunteers, Mozilla scrutinized YouTube to determine how much control people actually have over the platform’s recommendation algorithm. This is what we learned.

A consumer investigation into personalised pricing

Donate FAQ

Need help with a donation to Mozilla Foundation? Use the help form or read our frequently asked questions about donating to us.

Program Goals, Design Intentions, and Host Organizations

Ways to Give

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2025: My First Year on the Internet

Read our end of year feature story. We interviewed 4 people around the world for which 2025 was their first year on the internet: from their favorite websites, to what they liked and disliked about the internet. Here are their stories from New Delhi, New York, Mitu, and Lagos.

Election Manipulation in Brazil's 2022 General Elections

A case study looking at the role of WhatsApp and Telegram on the attacks against electoral integrity in Brazil in 2022.

An update on our experiment with Web Monetization

Building A Learning Community | Education & Access Wranglers

The Education & Access Wranglers from MozFest 2023 walk us through their MozFest 2023 journey: from brainstorming the Space, building a movement around the culture of learning, and their inclusion and accessibility approach, to the power of making friends across the universe to overcome life setbacks.

Party Politics and WhatsApp Pramukhs

A case study looking at the role of messaging platforms like WhatsApp in electoral integrity in India.