In no particular order, here goes:
1.Tex Murphy: Under a Killing Moon
2.Tex Murphy: Pandora Directive
3.The Longest Journey
4.Discworld Noir
5.Discworld 1
6.Sam and Max Hit the Road
7.Sanitarium
8.Grim Fandango
9.Gabriel Knight 2
10.Circle of Blood
11.Toonstruck
12.Black Dahlia
13.Simon the Sorcerer
14.Curse of Monkey Island
15.Indiana Jones and the Fate of Atlantis
THis is the identical list from last year. I sure wish it didn't have to be but there were no games IMHO that came out last year that were worthy of being on this list.
As far as non adventueres go, asking for 3 is impossible for me to narrow down. I think I will follow Ray's counting scheme
This list is limited to recent releases from the past few years. ALl are RPG's unless otherwise mentioned.
Anachronox
Baldur's Gate 2( with TOB)
Deus Ex ( action with RPG elements)
Fallout
Freedom Force ( strategy with RPG elements)
Gothic
Heroes of Might and Magic complete( turn based fantasy strategy)
Icewind dale( with add ons)
Morrowind
Planescape Torment
Might and Magic 7
No One Lives Forever(action)
Outcast (action adventure)
Planescape Torment
Wizardry 8