Hyper-V PowerShell Module
The Hyper-V PowerShell Module is a bundle of commandlets for creating and administrating virtual machines in Microsoft Hyper-V with PowerShell.
Microsoft 365 PowerShell Modules
Microsoft 365 PowerShell Modules is an umbrella term for a range of PowerShell modules that can be used for administering Microsoft/Office 365 services such as Exchange Online, Microsoft Teams or SharePoint Online.
A PowerShell module is a package containing PowerShell cmdlets, providers, functions, workflows, variables and aliases. Modules are suitable for organizing, bundling and sharing PowerShell commands easily.