DocumentFormat.OpenXml by: Microsoft

The Open XML SDK provides tools for working with Office Word, Excel, and PowerPoint documents. It supports scenarios such as: - High-performance generation of word-processing documents, spreadsheets, and presentations. - Populating content in Word files from an XML data source. - Splitting up (shredding) a Word or PowerPoint file into multiple files, and combining multiple Word/PowerPoint files into a single file. - Extraction of data from Excel documents. - Searching and replacing content in Word/PowerPoint using regular expressions. - Updating cached data and embedded spreadsheets for charts in Word/PowerPoint. - Document modification, such as removing tracked revisions or removing unacceptable content from documents.

CsvHelper by: Josh Close

A library for reading and writing CSV files. Extremely fast, flexible, and easy to use. Supports reading and writing of custom class objects.

CompareNETObjects by: gfinzer

What you have been waiting for. Perform a deep compare of any two .NET objects using reflection. Shows the differences between the two objects.

EntityFramework by: Microsoft

Entity Framework 6 (EF6) is a tried and tested object-relational mapper for .NET with many years of feature development and stabilization.

Cassette.Views by: Andrew Davey

View helpers for Cassette.

EPPlus by: Jan Källman

A library to manage Excel spreadsheets, using OOXML.

elmah by: Atif Aziz

ELMAH with initial configuration for getting started quickly. ELMAH (Error Logging Modules and Handlers) is an application-wide error logging facility that is completely pluggable. It can be dynamically added to a running ASP.NET web application, or even all ASP.NET web applications on a machine, without any need for re-compilation or re-deployment.

elmah.corelibrary by: Atif Aziz

Core library for ELMAH (Error Logging Modules and Handlers) without any configuration.

Elmah.Mvc by: Atif Aziz, James Driscoll, Alexander Beletsky

Painless integration of ELMAH functionality into ASP.NET MVC Application. Just drop the package inside your ASP.NET MVC application and access /elmah URL. It will also install global HandleError filter, that guarantees all unhandled errors are logged (even if customError turned "On").

coverlet.msbuild by: tonerdo

Coverlet is a cross platform code coverage library for .NET, with support for line, branch and method coverage.

CommunityToolkit.Mvvm by: Microsoft

This package includes a .NET MVVM library with helpers such as: - ObservableObject: a base class for objects implementing the INotifyPropertyChanged interface. - ObservableRecipient: a base class for observable objects with support for the IMessenger service. - ObservableValidator: a base class for objects implementing the INotifyDataErrorInfo interface. - RelayCommand: a simple delegate command implementing the ICommand interface. - AsyncRelayCommand: a delegate command supporting asynchronous operations and cancellation. - WeakReferenceMessenger: a messaging system to exchange messages through different loosely-coupled objects. - StrongReferenceMessenger: a high-performance messaging system that trades weak references for speed. - Ioc: a helper class to configure dependency injection service containers.

DotNetOpenAuth.Core by: Andrew Arnott

This package contains shared code for other NuGet packages, and contains no public API in and of itself.

DotNetOpenAuth.OAuth.Core by: Andrew Arnott

This package contains shared code for other NuGet packages, and contains no public API in and of itself.

DotNetOpenAuth.OpenId.RelyingParty by: Andrew Arnott

Increase conversion rates to your web site by lowering the bar to create an account with your site, by allowing customers to use accounts they already have with other sites, such as Google and Yahoo!

EFCore.BulkExtensions by: borisdj

EntityFramework .Net EFCore EF Core Bulk Batch Extensions for Insert Update Delete Read (CRUD) operations on SQL Server, PostgreSQL, MySQL, SQLite

CookieInformation.Episerver by: Cookie Information

An integration to Cookie Informations Consent solution. Helps you collect visitors Cookie Consents and comply with GDPR and ePrivacy

CommonServiceLocator by: .NET Foundation and Contributors

The library provides an abstraction over IoC containers and service locators. Using the library allows an application to indirectly access the capabilities without relying on hard references.

Costura.Fody by: geertvanhorrik, simoncropp

Fody add-in for embedding references as resources.

Cube.Native.Pdfium.Lite by: clown, cube-soft, PDFium Authors

PDFium library without V8 and XFA modules.

Esri.ArcGISRuntime.Maui by: Esri Inc.

ArcGIS Maps SDK for .NET components and controls for spatial data visualization in your .NET MAUI Android, iOS, and WinUI apps. Includes a 2D MapView, 3D SceneView, a Callout control for the display of information, and platform-specific image support.