Since July 24, 2018, DoubleClick has been called Google Marketing Platform. There are a few other changes that differentiate Google Marketing Platform from DoubleClick.
The DoubleClick Bid Manager is now relabelled to Display & Video 360 which brings planning, execution, and measurement into a single tool. DoubleClick Search has been relabelled to Search Ads 360, and DoubleClick Campaign Manager and DoubleClick Studio have now been transformed into Campaign Manager and Studio respectively.
In 2018, Google initiated the merger of DoubleClick advertiser products with Google Analytics 360 Suite and presented it as the Google Marketing Platform later that year
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