The ELK stack is great, powerful, relatively easy to use and set up and very configurable. I'd definitely consider it for any dashboard prototyping, given that

The ELK stack is great, powerful, relatively easy to use and set up and very configurable. I'd definitely consider it for any dashboard prototyping, given that I've worked places where the 'MVP' dashboard could've been mocked up in days with ELK rather than the months it took otherwise.