Fire by mdsp @ smartelectronix

It's a sort of multitap delay with panning and controllable morphing between settings.
Instead of controlling each echo separately, there's a bunch of parametrized functions that you can use to generate various kinds of effects.

Fire VST win32:
http://www.smartelectronix.com/refer...l&mirror=false

Fire VST/AU macosx UniversalBinary:
http://www.smartelectronix.com/refer...p&mirror=false

Home:
http://mdsp.smartelectronix.com/2006...-challenge.php