Hello World Products API in ALPS just like the examples here: http://apievangelist.com/2014/03/08/hello-world-product-api-with-blueprint-raml-and-swagger/

products-alps.xml

<alps version="1.0">
  <link rel="help" href="http://example.org/documentation/products.html" />
  <doc>
    This is a prototype product API.
  </doc>
  
  <!-- transitions -->
  <descriptor id="item" type="safe" rt="#product">
    <doc>Retrieve A Single Product</doc>
  </descriptor>
  
  <descriptor id="collection" type="safe" rt="#product">
    <doc>Provides access to all products</doc>
  </descriptor>
  
  <descriptor id="search" type="safe" rt="#product">
    <doc>Provides access to all products</doc>
    <descriptor href="#id" />
  </descriptor>
  
  <descriptor id="edit" type="idempotent" rt="#product">
    <doc>Updates A Product</doc>
    <descriptor href="#product" />
  </descriptor>
  
  <descriptor id="create" type="unsafe" rt="#product">
    <doc>Allows the creation of a new product</doc>
    <descriptor href="#product" />
  </descriptor>
  
  <descriptor id="delete" type="idempotent">
    <doc>Delete A Product </doc>
  </descriptor>
  
  <!-- product -->
  <descriptor id="product" type="semantic">
    <descriptor id="id" />
    <descriptor id="name" />
    <descriptor id="description" />
    <descriptor id="url" />
    <descriptor id="thumbnailUrl" />
    <descriptor id="keywords" />
    <descriptor id="brand" />
    <descriptor id="color" />
    <descriptor id="itemCondition" />
    <descriptor id="manufacturer" />
    <descriptor id="model" />
    <descriptor id="sku" />
    <descriptor id="weight" />
    <descriptor id="width" />
    <descriptor id="height" />
    <descriptor id="depth" />
  </descriptor>
  
</alps>

There is a JSON variant, too. Check it all out here: http://alps.io

This is really intuitive. Interesting approach. I'm going to update that post, just to keep on mine, and everyone elses list to learn more about.

@kinlane:

Very cool. thanks! feel free to ping me anytime and we can talk about this. Otherwise, I'll see you in Amsterdam!