The SDK contains source code for Mac OS X platform.
The guilde for SDK integration is available on Pushwoosh website:
https://www.pushwoosh.com/platform-docs/pushwoosh-sdk/os-x
The sample project is available here:
https://github.com/Pushwoosh/pushwoosh-mac-sdk/tree/master/Samples/Mac
Documentation: https://github.com/Pushwoosh/pushwoosh-mac-sdk/tree/master/Documentation
Pushwoosh team http://www.pushwoosh.com