Have you looked at Mithril? Looks a lot like React, but there is no need for immutability, because it redraws after events or xhr calls. You can just mutate a m

Have you looked at Mithril? Looks a lot like React, but there is no need for immutability, because it redraws after events or xhr calls. You can just mutate a model/store object in event handlers and the UI reflects the changes. Imho, this is a much simpler model and it's what you need 99% of the time.