There are 2 repositories under mvldocs topic.
This repository is used for Windows client for IT Pro content on Microsoft Learn.
This repo is used to host the source for the Microsoft 365 documentation on https://docs.microsoft.com.
PowerShell Reference for Office Products - Short URL: aka.ms/office-powershell
This repo is used to contribute to Windows 10, Windows Server 2016, and MDOP PowerShell module documentation.
SharePoint Server, SharePoint Online, and OneDrive for Business documentation
Skype for Business and Microsoft Teams documentation
Microsoft 365 community contributed documentation https://docs.microsoft.com/microsoft-365/community/
Office client deployment documentation
Documentation for Office 365 Kaizala, Yammer
Support content for Office client and server products
Technical documentation for the Windows Insider Program
Documentation for Office 365 Enterprise features
Contains documentation for Surface and Surface Hub
Documentation for Microsoft Search
Configuration Manager PowerShell documentation public repo
Documentation for custom learning solutions
Documentation for Office Online Server
Contains documentation for Microsoft Desktop Optimization Pack
Contains documentation for Connectivity Analyzer