Old Version of Adobe AIR for Windows 8.1
Legacy OS support
Adobe Integrated Runtime (AIR) is a cross-platform runtime environment developed by Adobe Systems for building rich Internet applications using Adobe Flash, Adobe Flex, HTML, or Ajax, that can be deployed as a desktop application.
Updates : Adobe AIR Updates
Did You Know?
With Adobe AIR Extension for Dreamweaver, DW users can Build, preview and package AIR applications directly within Dreamweaver.