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

• iOS
• Android
• Mac

Browser Extensions

• Chrome/Firefox/Edge
• Safari

Privacy Protections

• Tracker Radar
• Tracker Blocklists
• Privacy Dashboard
• Privacy Configuration

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.

---

Prior versions on GitHub.