Granular Mirror Maze by Maurizio Giri.
Maurizio Giri has released Granular Mirror Maze, a freeware granular/delay effect developed with Max for Live.
Available for free download via Amazing Noises (15.1kB download size, contains 1 effect in AMXD format for Max for Live).
This is a very unusual effect, giving dirty and digital sounding delay and reverberation effects. It can result with lots of noise, so watch your speakers!
Please note that Max for Live is required in order to use Granular Mirror Maze. The effect is released under a Creative Commons CC BY-NC 3.0 licence, which means that you can copy and modify it as long as you credit the original author.