SharePoint Developer Documentation
Visual Studio extension work around SPFx together with community
Scripts and tools for Office 365 and SharePoint - More for IT Pro's
SharePoint / Office 365 Developer Patterns and Practices
PnP Partner Pack is a starter kit for customers and partners showing how to build typical customizations for SharePoint Online.
SharePoint / Office 365 Dev PnP PowerShell CmdLets
Office 365 Dev PnP Core component (.NET) targeted for increasing developer productivity with CSOM based solutions.
The Office 365 CLI allows you to manage different settings of your Microsoft Office 365 tenant on any platform.
Repository for PnP Identity Model NuGet package
Reusable SPFx property pane controls - Open source initiative
Office 365 Patterns and Practices - Remote Provisioning Schema
Repository for community templates around PnP Provisioning Engine.
Centralized storage location for open source sample column formatting json files
Code samples and developer content targeted towards SharePoint Framework client-side web parts.
Code samples and developer content targeted towards SharePoint Framework client-side extensions. http://dev.office.com/sharepoint
Reusable React controls for SPFx solutions
Repository for the farm solution to add-in model transformation tooling and guidance
Repository for SharePoint development reusable solutions
Reference implementation using preview capabilities available from Angular Elements
A collection of community contributed Patterns and Practices guidance that is published to MSDN.
Code samples for SharePoint add-ins, web hooks and other API samples
GDPR Activity Hub - Open source starter kit for building a management hub for EU GDPR (European Global Data Protection Regulation).
Repo for different build extensions like gulp tasks and gulp plugins from the community
React components for building experiences for Office and Office 365.