Elasticsearch.Net by: Elastic and contributors

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

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.

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.

EntityFramework.Migrations by: Microsoft

Legacy package, Migrations is now included in the EntityFramework package.

Enums.NET by: Tyler Brinkley

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

envdte by: Microsoft

A member of the Visual Studio SDK

envdte80 by: Microsoft

A member of the Visual Studio SDK

EnyimMemcached by: Attila Kiskó

Memcached client library for .NET based languages.

EPPlus by: EPPlus Software AB

A spreadsheet library for .NET framework and .NET core

EPPlus.Interfaces by: EPPlus.Interfaces

Package Description

EPPlus.System.Drawing by: EPPlus.System.Drawing

Package Description

ErrorOr by: Amichai Mantinband

A simple, fluent discriminated union of an error or a result.

Esprima by: Sebastien Ros

Standard-compliant ECMAScript 2022 parser (also known as JavaScript).

ExcelNumberFormat by: ExcelNumberFormat developers

.NET library to parse ECMA-376 number format strings and format values like Excel and other spreadsheet softwares.

ExCSS by: Tyler Brinks

ExCSS is a CSS 2.1 and CSS 3 parser for .NET. ExCSS makes it easy to read and parse stylesheets into a friendly object model with full LINQ support.

ExtendedNumerics.BigDecimal by: Adam White, Jan Christoph Bernack, Rick Harker

An arbitrary precision decimal (base 10) floating point number type using a mantissa and exponent. Supports nth roots, trigonometric functions, logarithms, natural e, pi, etc.

FastExpressionCompiler.src by: Maksim Volkau

FastExpressionCompiler is 10-40x times faster than Expression.Compile()

Fizzler by: Atif Aziz, Colin Ramsay

Fizzler is a W3C Selectors parser and generic selector framework for document hierarchies.

FluentValidation by: Jeremy Skinner

A validation library for .NET that uses a fluent interface to construct strongly-typed validation rules.