olova

<div id="app">
  <template>
    <div i-data="{count : 0}">
      <div>{ count }</div>
      <button @click="count++">Increment</button>
    </div>
  </template>
</div>

<script type="module">
  import { createApp } from "//unpkg.com/olova";
  const app = createApp();
  app.mount("#app");
</script>