i'm in the process of porting some plugins over from my JS fx in Reaper.
the first two (usable by devs but not finished yet) are described here:
...but the next one i'm going to do once those have UIs and stable param ranges is called 'avocado', which is a stutter/glitch pedal. i could give it a freeze mode pretty easily, i think. but it would probably be a very different flavor to the other plugs described above.