Question: Are there any PowerShell modules for Yammer, Dynamics 365, and Teams Online?
Answer:
Following are the PowerShell modules you can use to connect to different O365 services:
There are no PowerShell modules for Yammer and Teams Online. However, It seems you can manage Dynamics 365 with PowerShell, Check this link, https://technet.microsoft.com/en-us/library/dn756318.aspx?f=255&MSPPError=-2147217396.
PowerShell modules for O365 Services
