WordSmith
Skull & Bones
SameGame
Photos & Slideshows
Live365
Pandora
Browse and Buy Movie Tickets (fandivo)
Music Choice
Podcaster
"HME is Down"
Rhapsody gone
Guru Guides or KidZone
Buy a TiVo Premiere
Dominos (looks like it never works, but press some buttons and it shows up)
Credit Card update
Survey
TiVo Search Beta
TiVo Search (hdui)
Swivel
TiVoCast (video on demand)
Amazon
Netflix
YouTube (can also take "jumpTo=VIDEO" and "videoid=" args)
Video Player (just returns - needs "uri" arg (and title, subtitle, description, and length))