Microsoft 


  • 432,684,805 total downloads
  • last updated 11/9/2020
  • Latest version: 5.0.0
This package provides collections that are thread safe and guaranteed to never change their contents, also known as immutable collections. Like strings, any methods that perform modifications will not change the existing instance but instead return a new instance. For efficiency reasons, the... More information
  • 429,509,100 total downloads
  • last updated 10/9/2018
  • Latest version: 4.3.4
Provides a programming interface for modern HTTP applications, including HTTP client components that allow applications to consume web services over HTTP and HTTP components that can be used by both clients and servers for parsing HTTP headers. Commonly Used... More information
  • 427,753,206 total downloads
  • last updated 11/9/2020
  • Latest version: 5.0.0
Provides support for accessing and modifying the Windows Registry. Commonly Used Types: Microsoft.Win32.RegistryKey Microsoft.Win32.Registry Microsoft.Win32.RegistryValueKind Microsoft.Win32.RegistryHive Microsoft.Win32.RegistryView When using NuGet 3.x this package requires at least version... More information
  • 421,041,504 total downloads
  • last updated 11/9/2020
  • Latest version: 5.0.0
Provides supporting infrastructure for portable projects: support identifiers that define framework and runtime for support targets and packages that reference the minimum supported package versions when targeting these. When using NuGet 3.x this package requires at least version 3.4.
  • 405,707,016 total downloads
  • last updated 12/3/2019
  • Latest version: 4.7.0
Provides extensions methods for System.Type that are designed to be source-compatible with older framework reflection-based APIs. Commonly Used Types: System.Reflection.TypeExtensions System.Reflection.BindingFlags When using NuGet 3.x this package requires at least version 3.4.
  • 399,953,192 total downloads
  • last updated 5/7/2018
  • Latest version: 2.0.3
A set of standard .NET APIs that are prescribed to be used and supported together. 18a36291e48808fa7ef2d00a764ceb1ec95645a5 When using NuGet 3.x this package requires at least version 3.4.
  • 394,591,565 total downloads
  • last updated 11/18/2019
  • Latest version: 2.2.8
  • http
HTTP header parser implementations. This package was built from the source code at https://github.com/aspnet/AspNetCore/tree/7ab32c8411f40e63984c5963b79722c1f2fd9d8a
  • 378,484,301 total downloads
  • last updated 11/15/2016
  • Latest version: 4.3.0
Provides classes, interfaces and enumerations that enable language-level code expressions to be represented as objects in the form of expression trees. Commonly Used... More information
  • 375,705,303 total downloads
  • last updated 3/9/2021
  • Latest version: 5.0.1
Provides types for encoding and escaping strings for use in JavaScript, HyperText Markup Language (HTML), and uniform resource locators (URL). Commonly Used Types: System.Text.Encodings.Web.HtmlEncoder System.Text.Encodings.Web.UrlEncoder System.Text.Encodings.Web.JavaScriptEncoder When using... More information
  • 372,714,676 total downloads
  • last updated 2/12/2019
  • Latest version: 4.3.1
Provides the fundamental primitives, classes and base classes that define commonly-used value and reference data types, events and event handlers, interfaces, attributes, and exceptions. This packages represents the core package, and provides the minimal set of types required to build a managed... More information
  • 370,512,768 total downloads
  • last updated 2/12/2019
  • Latest version: 2.2.2
  • aspnetcore
ASP.NET Core default HTTP feature implementations. This package was built from the source code at https://github.com/aspnet/AspNetCore/tree/522705f9a27b99ca4ad261f2e89fe51a77b2338e
  • 368,461,707 total downloads
  • last updated 11/9/2020
  • Latest version: 5.0.0
Provides cryptographic algorithm implementations and key management with Windows Cryptographic Next Generation API (CNG). Commonly Used Types: System.Security.Cryptography.RSACng System.Security.Cryptography.ECDsaCng System.Security.Cryptography.CngKey When using NuGet 3.x this package requires... More information
  • 367,992,663 total downloads
  • last updated 12/3/2018
  • Latest version: 2.2.0
  • aspnetcore
ASP.NET Core utilities, such as for working with forms, multipart messages, and query strings. This package was built from the source code at https://github.com/aspnet/HttpAbstractions/tree/91db78cf926939821bc96e8e60616cf5dde0b489
  • 355,710,651 total downloads
  • last updated 12/3/2018
  • Latest version: 2.2.0
  • aspnetcore
ASP.NET Core common extension methods for HTTP abstractions, HTTP headers, HTTP request/response, and session state. This package was built from the source code at https://github.com/aspnet/HttpAbstractions/tree/91db78cf926939821bc96e8e60616cf5dde0b489