PartyKit, now a part of Cloudflare, is an open source platform for building real-time multiplayer collaborative applications. The future of the Internet is multiplayer. For decades, creators have wanted to create highly interactive, real-time, immersive experiences that connect people all over the world. PartyKit takes what was once complex, expensive, and laborious, and makes it simple, joyful, and widely accessible, enabling millions of developers across the world. Because everything’s better with friends.