With Flash now discontinued across multiple platforms, we thought it might be useful to start with the basics on its replacement – HTML5. What is HTML5 and what are its components? First, HTML creative is not new, the industry has been using HTML creative for many years. What is different is the enhanced capabilities of the latest HTML5 spec which is a leap ahead from HTML4 and can replace Flash.  A couple of key differences with HTML5 is that it enables animation and responsive/adaptive design.