Boxwarp has released Echobox, a tempo-synced delay effect, and Shimmerbox, a simple FM synthesizer, both available in VST format for Windows.
Echobox is a tempo-sync’d delay effect with two filters, stereo widening and extreme pitch modulation.
Shimmerbox is a simple FM synth with a stereo sound. Knobs respond to MIDI controllers 20-27.
Both plugins are available for download on this page.
Boxwarp Website: click here