Applications built with Adobe's Air technology feature a controlled runtime environment that makes it difficult to communicate with external applications, making third-party licensing options tricky to implement. Excel Software says it has solved the problem with AirLicense, an SDK that includes Actionscript source code files that interface to the company's well-established QuickLicense runtime executable with the help of a few drop-in components. Developers can simply add QuickLicense functionality into an existing Air development project, and gain full access to loc