[optimali]

I have been using Julia in emacs, primarily using ESS [1] and ob-julia [2] (org babel julia package). It is relatively well integrated with some basic auto-complete features and nice org-babel integration (as good as python or r).

[1] https://github.com/emacs-ess/ESS/wiki/Julia

[2] https://github.com/gjkerns/ob-julia