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.

DotNetAnalyzers.PublicApiAnalyzer by: Sam Harwell et. al.

An analyzer for packages with public APIs.

DotNetAnalyzers.PublicApiAnalyzer.Unstable by: Sam Harwell et. al.

An analyzer for packages with public APIs.

DotNetZip by: Dino Chiesa

DotNetZip is an easy-to-use, FAST, FREE class library and toolset for manipulating zip files or folders.

EAGetMail by: AIFEI & AdminSystem Software Limited

Retrieve email from server by POP3/IMAP4/EWS/Graph API protocols and parse email in C#, VB, ASP.NET, Managed C++ or other .NET environment applications. SSL/TLS, S/MIME, Gmail OAUTH are supported.

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

EFCore.BulkExtensions.MySql by: borisdj

EntityFramework EF Core Bulk Batch Extensions for Insert Update Delete Read (CRUD) operations on MySQL

EFCore.BulkExtensions.PostgreSql by: borisdj

EntityFramework EF Core Bulk Batch Extensions for Insert Update Delete Read (CRUD) operations on PostgreSQL

EFCore.BulkExtensions.SQLite by: borisdj

EntityFramework EF Core Bulk Batch Extensions for Insert Update Delete Read (CRUD) operations on SQLite

EFCore.BulkExtensions.SqlServer by: borisdj

EntityFramework EF Core Bulk Batch Extensions for Insert Update Delete Read (CRUD) operations on SQL Server

ElasticSearch by: garofar

Elasticsearch is a flexible and powerful open source, distributed, real-time search and analytics engine.

Elasticsearch.Net by: Elasticsearch Inc. and contributors

Exposes all the api endpoints but leaves you in control of building the request and response bodies. Comes with built in cluster failover/connection pooling support.

EmptyFiles by: https://github.com/VerifyTests/EmptyFiles/graphs/contributors

A collection of minimal binary files.

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.

EntityFramework6.Npgsql by: Shay Rojansky Emil Lenngren Francisco Figueiredo Jr. Kenji Uno

PostgreSQL provider for Entity Framework 6

Enums.NET by: Tyler Brinkley

Enums.NET is a high-performance type-safe .NET enum utility library

EPPlus by: Jan Källman

A library to manage Excel spreadsheets, using OOXML.

ExtentReports by: anshooarora

Extent Reporting Framework, Community Edition

Facebook by: Jim Zimmerman Nathan Totten Prabir Shrestha

The Facebook C# SDK core.

FakeItEasy by: Patrik Hägne

It's faking amazing! The easy mocking framework for .Net that works great in C# and VB.Net alike. No need to know the difference between a stub and a mock, everythings a fake! The easy to use, refactoring friendly api makes faking a breeze.