CrazyVerb is a free split-spectrum reverb VST plugin effect with independent time controls for low and high bands.
Smear is a free granulation VST effect. It offers the basic parameters of sample-based granular synthesis, only the “sample” is a (maximum) one second buffer of incoming audio. Four grains are created from the input, the sizes of which are random values between the minimum and maximum grain size controls. Individual level and panning controls are provided for each grain.
Rubbadub is a free delay effect plug-in designed with versatility in mind. As a dub delay, it can be tempo synced and offers a state variable filter in the feedback line