System.Drawing.Common by: Microsoft
  • 14.19k total downloads
  • Latest version: 4.6.0-preview6.19303.8
Provides access to GDI+ graphics functionality. Commonly Used Types: System.Drawing.Bitmap System.Drawing.BitmapData System.Drawing.Brush System.Drawing.Font System.Drawing.Graphics System.Drawing.Icon When using NuGet 3.x this package requires at least version 3.4.
System.Interactive.Async by: .NET Foundation and Contributors
  • 1.958k total downloads
  • Latest version: 3.1.1
  • Ix Interactive Extensions Enumerable Asynchronous
Interactive Extensions (Ix) Async Library used to express queries over asynchronous enumerable sequences.
System.IO.Pipelines by: Microsoft
  • 26.904k total downloads
  • Latest version: 4.5.1
Single producer single consumer byte buffer management. Commonly Used Types: System.IO.Pipelines.Pipe System.IO.Pipelines.PipeWriter System.IO.Pipelines.PipeReader 96925bba1377b6042fc7322564b600a4e651f7fd When using NuGet 3.x this package requires at least version 3.4.
System.Memory by: Microsoft
  • 57.838k total downloads
  • Latest version: 4.5.3
Provides types for efficient representation and pooling of managed, stack, and native memory segments and sequences of such segments, along with primitives to parse and format UTF-8 encoded text stored in those memory segments. Commonly Used Types: System.Span System.ReadOnlySpan System.Memory System.ReadOnlyMemory System.Buffers.MemoryPool System.Buffers.ReadOnlySequence System.Buffers.Text.Utf8Parser System.Buffers.Text.Utf8Formatter c6cf790234e063b855fcdb50f3fb1b3cfac73275 When using NuGet 3.x this package requires at least version 3.4.
System.Net.Http by: Microsoft
  • 2.579k total downloads
  • 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 Types: System.Net.Http.HttpResponseMessage System.Net.Http.DelegatingHandler System.Net.Http.HttpRequestException System.Net.Http.HttpClient System.Net.Http.MultipartContent System.Net.Http.Headers.HttpContentHeaders System.Net.Http.HttpClientHandler System.Net.Http.StreamContent System.Net.Http.FormUrlEncodedContent System.Net.Http.HttpMessageHandler When using NuGet 3.x this package requires at least version 3.4.
System.Net.NameResolution by: Microsoft
  • 5.769k total downloads
  • Latest version: 4.0.0
Provides the System.Net.Dns class, which enables developers to perform simple domain name resolution. Commonly Used Types: System.Net.Dns System.Net.IPHostEntry When using NuGet 3.x this package requires at least version 3.4.
System.Net.Requests by: Microsoft
  • 1.892k total downloads
  • Latest version: 4.0.11
Provides older classes (such as HttpWebRequest and HttpWebResponse) for sending HTTP requests and receiving HTTP responses from a resource identified by a URI. Developers should prefer the classes in the System.Net.Http package. Commonly Used Types: System.Net.HttpWebRequest System.Net.HttpWebResponse System.Net.HttpRequestHeader System.Net.WebException System.Net.WebExceptionStatus System.Net.WebRequest System.Net.WebResponse When using NuGet 3.x this package requires at least version 3.4.
System.Net.Security by: Microsoft
  • 4.43k total downloads
  • Latest version: 4.0.0
Provides types, such as System.Net.Security.SslStream, that uses SSL/TLS protocols to provide secure network communication between client and server endpoints. Commonly Used Types: System.Net.Security.SslStream System.Net.Security.ExtendedProtectionPolicy When using NuGet 3.x this package requires at least version 3.4.
System.Net.WebHeaderCollection by: Microsoft
  • 1.893k total downloads
  • Latest version: 4.0.1
Contains types that represent HTTP request and response headers. This library is used with classes such as System.Net.HttpWebRequest and System.Net.HttpWebResponse and allows developers to query/edit header names/values. Commonly Used Types: System.Net.HttpRequestHeader System.Net.HttpResponseHeader System.Net.WebHeaderCollection When using NuGet 3.x this package requires at least version 3.4.
System.Numerics.Vectors by: Microsoft
  • 40.481k total downloads
  • Latest version: 4.4.0
Provides hardware-accelerated numeric types, suitable for high-performance processing and graphics applications. Commonly Used Types: System.Numerics.Matrix3x2 System.Numerics.Matrix4x4 System.Numerics.Plane System.Numerics.Quaternion System.Numerics.Vector2 System.Numerics.Vector3 System.Numerics.Vector4 System.Numerics.Vector System.Numerics.Vector<T> 8321c729934c0f8be754953439b88e6e1c120c24
System.Reflection.Metadata by: Microsoft
  • 4.216k total downloads
  • Latest version: 1.3.0
This packages provides a low-level .NET (ECMA-335) metadata reader. It's geared for performance and is the ideal choice for building higher-level libraries that intend to provide their own object model, such as compilers. Commonly Used Types: System.Reflection.Metadata.MetadataReader System.Reflection.PortableExecutable.PEReader
System.Runtime.CompilerServices.Unsafe by: Microsoft
  • 36.67k total downloads
  • Latest version: 4.5.2
Provides the System.Runtime.CompilerServices.Unsafe class, which provides generic, low-level functionality for manipulating pointers. Commonly Used Types: System.Runtime.CompilerServices.Unsafe 02b11eeee1fbc5f3ef43a1452fe07efd25fa1715 When using NuGet 3.x this package requires at least version 3.4.
System.Security.Claims by: Microsoft
  • 7.738k total downloads
  • Latest version: 4.0.1
Provides classes that implement claims-based identity in the .NET Framework, including classes that represent claims, claims-based identities, and claims-based principals. Commonly Used Types: System.Security.Principal.GenericIdentity System.Security.Claims.Claim System.Security.Claims.ClaimsIdentity System.Security.Claims.ClaimsPrincipal System.Security.Principal.GenericPrincipal When using NuGet 3.x this package requires at least version 3.4.
System.Security.Cryptography.Cng by: Microsoft
  • 23.622k total downloads
  • Latest version: 4.4.0
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 8321c729934c0f8be754953439b88e6e1c120c24 When using NuGet 3.x this package requires at least version 3.4.
System.Security.Cryptography.Pkcs by: Microsoft
  • 14.981k total downloads
  • Latest version: 4.5.2
Provides support for PKCS and CMS algorithms. Commonly Used Types: System.Security.Cryptography.Pkcs.EnvelopedCms 99ce22c306b07f99ddae60f443d23a983ae78f7b When using NuGet 3.x this package requires at least version 3.4.
System.Security.Cryptography.ProtectedData by: Microsoft
  • 17.31k total downloads
  • Latest version: 4.5.0
Provides access to Windows Data Protection Api. Commonly Used Types: System.Security.Cryptography.DataProtectionScope System.Security.Cryptography.ProtectedData 30ab651fcb4354552bd4891619a0bdd81e0ebdbf When using NuGet 3.x this package requires at least version 3.4.
System.Security.Cryptography.X509Certificates by: Microsoft
  • 14.729k total downloads
  • Latest version: 4.3.2
Provides types for reading, exporting and verifying Authenticode X.509 v3 certificates. These certificates are signed with a private key that uniquely and positively identifies the holder of the certificate. Commonly Used Types: System.Security.Cryptography.X509Certificates.X509Certificate2 System.Security.Cryptography.X509Certificates.X509Certificate System.Security.Cryptography.X509Certificates.X509ContentType System.Security.Cryptography.X509Certificates.StoreLocation System.Security.Cryptography.X509Certificates.StoreName System.Security.Cryptography.X509Certificates.X509FindType System.Security.Cryptography.X509Certificates.X509ChainStatus System.Security.Cryptography.X509Certificates.X509Certificate2Collection System.Security.Cryptography.X509Certificates.X509EnhancedKeyUsageExtension System.Security.Cryptography.X509Certificates.X509Chain When using NuGet 3.x this package requires at least version 3.4.
System.Security.Principal by: Microsoft
  • 7.587k total downloads
  • Latest version: 4.0.1
Provides the base interfaces for principal and identity objects that represents the security context under which code is running. Commonly Used Types: System.Security.Principal.IPrincipal System.Security.Principal.IIdentity System.Security.Principal.TokenImpersonationLevel When using NuGet 3.x this package requires at least version 3.4.
System.Security.Principal.Windows by: Microsoft
  • 5.494k total downloads
  • Latest version: 4.0.0
Provides classes for retrieving the current Windows user and for interacting with Windows users and groups. Commonly Used Types: System.Security.Principal.WindowsIdentity System.Security.Principal.SecurityIdentifier System.Security.Principal.NTAccount System.Security.Principal.WindowsPrincipal System.Security.Principal.IdentityReference System.Security.Principal.IdentityNotMappedException System.Security.Principal.WindowsBuiltInRole System.Security.Principal.WellKnownSidType When using NuGet 3.x this package requires at least version 3.4.
System.Text.Encoding.CodePages by: Microsoft
  • 6.296k total downloads
  • Latest version: 4.5.1
Provides support for code-page based encodings, including Windows-1252, Shift-JIS, and GB2312. Commonly Used Types: System.Text.CodePagesEncodingProvider 99ce22c306b07f99ddae60f443d23a983ae78f7b When using NuGet 3.x this package requires at least version 3.4.