Instructions for DoubleClick Campaign Manager (DCM):
TweenUI supports exporting zip files compatible with DCM. To upload your banner into DoubleClick Campaign Manager, simply follow these instructions:

1. In TweenUI, first click File -> Download for DoubleClick. A zip file containing all of your banner assets will be downloaded to your computer.
2. Login to your DCM account and in your campaign, click New > HTML5 banner. This can also be done on your advertiser-level Creatives tab.
3. Under Creative assets, click Add asset.
4. Select the .zip file that you downloaded from TweenUI in the first step.

You can find more information on how to upload HTML5 creatives into DCM in this Google support article: DCM HTML5 banner setup.

Instructions for DoubleClick for Publishers (DFP):
You can easily upload an HTML5 banner ad created with TweenUI into DoubleClick for Publishers (DFP). Just follow this step by step guide:

1. In TweenUI, first click File -> Download for DoubleClick. A zip file containing all of your banner assets will be downloaded to your computer.
2. Now, login to your DFP account and select the Delivery tab.
3. Click on Creatives in the left panel and click Add creatives.
4. Select the advertiser whose creative you’re adding and click “Continue”.
5. Select HTML5 from the list of creative types. Enter a name and click “Choose file” to upload the zip file that you downloaded from TweenUI in the first step.

If you have not added a click through URL in TweenUI (File -> Settings), you will now see a message asking you to fill out the clickTag variable. Enter the URL of your landing page.

You can find more information on how to upload HTML5 creatives into DFP in this Google support article: Traffic HTML5 creatives.

There’s also more general information about HTML5 and DFP in this article: HTML5 and DFP.