The list of WWDC sessions is up, and here are some of the ones that caught my eye:

Discovering Wiki and Group Services in Leopard Server

Leopard Server delivers powerful collaboration and group communication tools to help you define, create, and administer groups in your organization–whether you are a new business just launching, or a workgroup in a large enterprise. The new Wiki in Leopard Server lets you gather, tag, and coordinate resources, people, and assets.

From Power On to Log In: Inside the Mac OS X Leopard Boot Process

Gain insight into the Mac OS X startup process from the time the power is turned on until the login prompt appears. Developers of file system plug-ins can learn how to boot from volume formats not supported by the Mac boot ROMs while avoiding the need to write Extensible Firmware Interface (EFI) or Open Firmware drivers.

Time Machine In-Depth

Gain in-depth knowledge about Time Machine, including detailed information about its infrastructure and considerations that affect developers.

Building Animated Cocoa User Interfaces

Delight your users with dynamic, responsive user interfaces. In Leopard, standard AppKit NSViews can be rendered and animated using Core Animation. Learn how to combine familiar Cocoa controls, views, and event handling with the power of Core Animation layers to create stunning user interfaces.

What sessions in the list catch your eye?