OvrStream is compatible with XSplit and can be added to your scene as an NDI source.
To add OvrStream, click on the Add menu, then choose Other> NewTek NDI Stream> YOURPCNAME
The last part is your computer's name.
Make sure the OvrStream source is at the top of your scene.
Once connected, the Connection Indicatior in OvrStream will say "Connected - XSplit"
Click the Play button in the scene to push it live.
You are now ready to broadcast!