API Reference - http://waveengine.net/Engine/Documentation
Blog - http://blog.waveengine.net/
Wave YouTube Channel - http://www.youtube.com/user/WaveEngineChannel/videos
[Here] you can find all important links to download WaveEngine installer, samples, nightlybuild for each platform (for example Cortex nightlybuild). Also there you have the link for WaveEngine Open source repository with part of the engine code.
Project converter publishes your Wave project to the Android platform - http://blog.waveengine.net/2013/09/26/wave-engine-converter-tool-android-and-ios/
The Wave Engine has a browser to see all the demo samples - http://wave.blob.core.windows.net/$root/WaveSampleBrowser.zip