Since whoever up there didnt insert anything, I'll help them out. These are a few that immediately come to mind.
Quicktime,
Firewire,
Firewire 800,
Gigabit Ethernet,
802.11b,
802.11g,
DVD-R,
Digital Hub Apps,
First 17" Notebook
Best Portable music player
And then of course there is their most important innovation of all, the world's first Unix operating system easy enough for anyone to use.
The New PowerMacs: Cheaper, but Not Better