There is an array library which creates a MapArray type but with list semantics and conforms to Enum and Collectable protocols -https://hexdocs.pm/arrays/Arrays

There is an array library which creates a MapArray type but with list semantics and conforms to Enum and Collectable protocols -https://hexdocs.pm/arrays/Arrays.html https://hexdocs.pm/arrays/Arrays.html. I've found it useful for when I need an array. Then there's NX for vectors - needing extra deps, granted.