A julia plugin for the asdf version manager.
asdf plugin-add julia https://github.com/rkyleg/asdf-julia.git
Check asdf readme for instructions on how to install & manage versions of Julia.
On OSX:
The script pulls down the app package from the Julia website, but does not install as a native app. Instead, it copies the julia directory from the Resources folder inside the app package, thus providing the binary to asdf.