This script allows you to split your FFX containers in several passes. You can also add objects in the Matte tab, and they will get the matte/shadow material. It supports up to 10 passes. This script makes changes only at render time.

Version 4.0 updates:
-Added "Snapshot before Render" feature.
Version 3.5 updates:
-Added load/save system.
-Fixed minor bugs.
Version 3.0 updates:
-Added the Render Manager tool which allows you to choose which pass to render consecutively.
-Fixed Render Preview alpha problem.