bomb2 (16k) chunky explosion spacewarp with optional spin - johnny ow

chase gravity (38k) causes particles to chase the space warp or a designated object - peter watje

delector+ (23k) it can pass through and affect stationary particles, supports friction and energy transfer - peter watje

gravity+ (79k) includes 3 gravity spacewarps: planar, spherical, and cylindrical - peter watje

killer (79k) particle killer - effectware

mondo gravity (159k) 3 particle plugins - kinetix

particle displace (21k) this is plugin is a simple particle displacement modifier. basically, it works the same way as the regular displace modifier except instead of a gizmo a particle system is used to displace the object - peter watje

paricle gravity (79k) particle gravity just causes the particles in the system to attract or repel each other - peter watje

soft bomb (25k) - ket-sp