what is the full list of everything that happened in WWDC?

I'm unable to provide a full list of everything that happened at WWDC, as the context provided does not cover all sessions or details. However, I can share some highlights and key sessions from the context:

Keynote (WWDC 2025): This session introduced major updates across Apple's platforms, including new designs, Apple Intelligence, and enhancements to iPadOS, macOS, and more.
18 things from WWDC24: A session that highlighted various new features and updates, such as handwriting recognition on iPad, enhanced messaging features, and more.
Welcome to WWDC25: This session introduced over 100 sessions covering new designs, Apple Intelligence, Xcode, Swift, SwiftUI, and more.
Platforms State of the Union (WWDC 2024): This session provided an in-depth look at Apple's new technologies, including Apple Intelligence, Swift expansions, and updates to various operating systems like iOS, iPadOS, and macOS. You can explore specific topics like Apple Intelligence and Swift Assist.
Compose interactive 3D content in Reality Composer Pro: This session focused on new features in Reality Composer Pro, such as inverse kinematics and blend shape animation.

For more detailed information, you would need to explore each session individually through the Apple Developer website or app.