[danbreuer]

Yes, it seems to be possible to use it in Emacs like any other Scheme [0].

Not sure how these facilities compare to Slime + Common Lisp.

[0]: https://ccrma.stanford.edu/software/snd/snd/s7.html#repl

[HexDecOctBin]

This just seems like a regular REPL instead of REPL-driven (with a condition system, restarts, etc.)