Wha? Nausicaa is absolutely Ghibli. The manga was drawn by Miyazaki, the man behind (other than Nausicaa), Laputa, Mononoke Hime, Spirited Away, etc. There are some films that he wasn't involved in, but still done by Ghibli, like Grave of the Fireflies.
Here's a nice concise list:
http://www.nausicaa.net/wiki/Main_Page
Macross Plus is pretty good, but it's a bit short (four OVA episodes).