I went down this rabbit hole last year: https://taoofmac.com/space/blog/2019/06/20/2310

I fared a bit better with Gerbil, enough to build multi-arch Docker images for it: https://github.com/insightfulsystems/ubuntu-gerbil

These days I mess around with Janet a bit, and quite like Fennel, but lack the time to do substantial bits of code in either.