Originally Posted by duga

You heard Kayo Dot? Check out their album Coyote. A lot of psychedelic rock is really experimental. Acid Mothers Temple and the Melting Paraiso UFO are pretty good..their album "Does the Cosmic Shepherd Dream of Electric Tapirs" is really out there. This is just stuff I've been listening to recently.

If you need something a little more grounded go with Kilimanjaro Darkjass Ensemble. Sure they like to call themselves "Darkjazz" (and there is clear jazz influence), but it's still pretty original acid jazz. Check out their self titled.