I downloaded the latest pre-built opencv2.framework from the OpenCV SourceForge page. then in Xcode6-Beta3, I added opencv2.framework as a required linked framework under the \
You will need to create a bridge from C++ to Objective C or plain C. After that, you will need to include/import the bridge's header into an "Objective-C Bridging Header", which Xcode should have generated when you added a Swift source file in an existing project.