Stardust is a modular toolset for creating particles in After Effects that offers a node-based interface that allows users to create particle emitters, forces, fields, and much more. Stardust has not been released yet, but you can learn more on the AEscripts website…..FEATURES

Modular 3D particle system for After Effects.
Node based interface to easily build complex systems in a single 3D space.
Add or replace smart presets in one click.
Replica, a unique tool to replicate particles in many exciting ways.
Countless particle effects for both 3D and 2D looks.

Emitters, Particles, Replica, Forces, Auxiliary Emitters, 3D Models, Text & Mask and Maps.
Space deformers, Sphere, Box, 3d Models, Bend, Twist, Maps, Black Hole.
Splines, animatable as paths and emitters.
Containers to enclose and/or emit particles in a sphere, box or 3D model.

 more details aescripts.com