Check out Audio Modern Effects
Gatelab is a creative gate sequencer, volume Modulation generator and beyond. It randomizes a unique combination of parameters and is delivering ever-evolving patterns and endless rhythmic effects. Chop up any audio signal through a number of music-creation and sound-mangling features and generate fresh new ideas on the spot. It can also send MIDI data, giving it the ability to control or randomize parameters in other plugins.
Panflow is A Creative Panning Modulator Designed to Shape complex, evolving panning patterns and add random, rhythmical movement to any audio track in real-time. Create Instant fluid motion with precise stereo editing, with an easy-to-use interface and powerful pattern editor.
Filterstep is a modern motion filter plugin which provides a great deal of potential for all kinds of
intricate rhythmic movement. It can give you incredibly complex and nuanced results based on various filter effect settings and almost infinite possibilities for sonic exploration and movement randomization.