Top 20 NuGet office365 Packages

Retired - please use PnP Framework (https://github.com/pnp/pnpframework) going forward. Core CSOM extension methods for SharePoint Online add-in model development. This will increase productivity of the developers by abstracting complex operations.
Syncfusion Office 365 theme for WPF contains the Microsoft Office 365 style resources to change the look and feel of a WPF application to be similar to the Microsoft Office 365 product theme. Documentation: https://help.syncfusion.com/wpf/themes/getting-started?utm_source=nuget&utm_medium=listing ...
The Exchange Web Services (EWS) Managed API provides a managed interface for developing .NET client applications that use EWS. By using the EWS Managed API, you can access almost all the information stored in an Office 365, Exchange Online, or Exchange Server mailbox.
A port of Microsoft.IdentityModel.Extensions.dll packaged as a NuGet package by the SharePoint PnP team.
Rebex.Ews is part of Rebex Secure Mail - a set of mail libraries that provide all you need for sending, receiving, encrypting, decrypting, signing, verifying, loading, saving and processing e-mail messages. Includes IMAP, EWS (Exchange Web Services), POP3 and SMTP clients; a high-level MailMessage A...
Core CSOM (extension) methods to support modernizing your SharePoint sites. Has support for transform classic wiki pages and web part pages into modern client side pages
Microsoft Graph Client Library allows you to call Office 365, Azure AD and other Microsoft services through a single unified developer experience.
Microsoft Graph Core Client Library implements core functionality used by Microsoft Graph client libraries.
Microsoft Graph beta client library allows you to target the Microsoft Graph /beta endpoint. You can call Office 365, Azure AD and other Microsoft services through a single unified developer experience.
Developer library for creating SharePoint client (CSOM) projects and apps. Kraken is a battle tested library for developing SharePoint applications that's been around since before 2010 and is used in many projects. This package includes libraries for developing client applications (CSOM) including ...
SharePoint SPMeta2 Deploy Extentions
SharePoint CommandLine Deploy The library for command line usage of SharePoint applications for deploy/retract/execute custom solutions based on CSOM (or SPMeta2 CSOM) console applications The solution that helps to execute custom code for SharePoint 2013/2016/Online based on console application ...
Kraken is a set of open source libraries for SharePoint development. The package includes code for writing provider hosted apps, including CSOM utilities.
SharePoint Executor The library for command line usage of SharePoint applications for deploy/retract/execute custom solutions based on CSOM (or SPMeta2 CSOM) console applications The solution that helps to execute custom code for SharePoint 2013/2016/Online based on console application (command l...
PureActive Email Provider for Office365
[DEPRECATED - Please use the SharePointPnPCoreOnline package. Assemblies will be dropped in September] Core CSOM extension methods for SharePoint Online app model development. Will increase productivity of the developers by abstracting complex operations.
SharePoint solution that adds some custom UI elements on field edit pages for field properies that can be used in SharePoint, but has no UI and can be updated by code (for example, JSLink property). Tha pack consists of SPMeta2 model and js-file Can be used in SharePoint Foundation 2013, SharePoin...
DotNetOpenAuth-Auth0 is a client for the DotNetOpenAuth library.
[DEPRECATED - Please use the SharePointPnPCore2013 package. Assemblies will be dropped in September] Office 365 Patterns & Practices Core CSOM extension methods for SharePoint app model development in SharePoint 2013.
Provides NuGet based implementation for MetaPack solution packaging and deployment.