All Things Open Conference is a leading technology event focused on open source innovation. Held annually in downtown Raleigh, North Carolina, it attracts a diverse audience of designers, developers, decision makers, and technologists. Since its start in 2012, it has grown to become the largest open source conference on the U.S. East Coast, with over 5,500 attendees from 46 states and 69 countries participating in the 2024 event.

The conference offers a variety of educational sessions, ranging from beginner programming to advanced topics like machine learning and AI. It features over 200 sessions and multiple co-located events, including the Community Leadership Summit and the Open Source Accessibility Summit. All Things Open also emphasizes networking opportunities and community engagement, supporting historically underrepresented groups in tech through outreach and inclusion programs. As a certified B Corporation, it is committed to social and environmental responsibility, ensuring a positive impact on the open source ecosystem.