This document will present and explain the improvements of an existing software release available on SlapOS: HTML5 Application Server(html5as). Readers can therefore have an understanding of how Buildout works on SlapOS and [Webrunner](https://webrunner.nexedi.com/). To follow the steps in this document, you are supposed to know the architecture of SlapOS and be familiar with [Buildout](http://www.buildout.org/en/latest/). There is also a tutorial to [Extend Software Release: helloworld](https://slapos.nexedi.com/slapos-Tutorial.Extend.Software.Release) can be referred to.