Superluminal just released Stardust 1.5. Stardust is a modular 3D particle system for After Effects

The new update adds a new volumetric toolset based on OpenVDB format. So it is now possible to convert the particle systems into mesh volumes. It also features a new wireframe display mode for 3D geometry and an Extrude Edges command for extruding 3D forms from the edges of masks, and for generating 3D text.

To learn more about this new release just check out the official blog page.