If you have an iPad, Borderlands is really nice to play with:
Edit: oops I’m off topic, just read the “hardware” word ^^
Plus it’s been introduced by @Hooger. Double miss.
You can use a Digitakt, although you’re not affecting input in real time.
OT might be a good tool too, haven’t tried it really on input resampling but now that I think of it I should definitely explore this idea.
I haven’t tried Red Panda Particle v2 but check the forum about it. Seems pretty cool.
Last but not least, ZOIA has a granular delay and certainly all the options you need!