Kefir also available on jsDelivr. ExamplesLet's start from a quick little example to get you a feel of what is it like to program with Kefir. First we create a stream of events that will produce three numbers with interval of 100 milliseconds: var numbers = Kefir.sequentially(100, [1, 2, 3]); Now let's create another stream based on the first one. As you might guess, it will produce 2, 4, and 6. v