Once you've finished making your logo, overlay, or other image that you want to superimpose on your Twitch stream, open Open Broadcaster Software and select the scene you want to add the image to ...

The partnership will let Mixer streamers use a browser to add professional-looking overlays, images, transitions, and more to any stream.

If you're playing music on stream with a Spotify soundtrack, it's really simple to share what you're listening to with your audience.