DuckDuckGo Help Pages

Are DuckDuckGo apps and extensions open source?

To build trust through transparency, we make the source code and data for many of our products and features available under open-source licenses. See the list below or visit us on GitHub for more.

Browsers

Browser Extensions

Privacy Protections

DuckDuckGo is also largely built with Free and Open-Source Software (FOSS). That's why we give back to open-source as well as privacy-related projects — check out our history of donations.

Learn More