System.Memory by: Microsoft

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 32b491939fbd125f304031c35038b1e14b4e3958 When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.CompilerServices.Unsafe by: Microsoft

Provides the System.Runtime.CompilerServices.Unsafe class, which provides generic, low-level functionality for manipulating pointers. Commonly Used Types: System.Runtime.CompilerServices.Unsafe When using NuGet 3.x this package requires at least version 3.4.

System.Threading.Tasks.Extensions by: Microsoft

Provides additional types that simplify the work of writing concurrent and asynchronous code. Commonly Used Types: System.Threading.Tasks.ValueTask<TResult> 7601f4f6225089ffb291dc7d58293c7bbf5c5d4f

System.Reflection.Metadata by: Microsoft

This packages provides a low-level .NET (ECMA-335) metadata reader and writer. 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.Reflection.Metadata.Ecma335.MetadataBuilder System.Reflection.PortableExecutable.PEBuilder System.Reflection.PortableExecutable.ManagedPEBuilder When using NuGet 3.x this package requires at least version 3.4.

System.Numerics.Vectors by: Microsoft

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> 30ab651fcb4354552bd4891619a0bdd81e0ebdbf

System.Text.Encodings.Web by: Microsoft

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

System.Reflection.Emit by: Microsoft

Provides classes that allow a compiler or tool to emit metadata and optionally generate a PE file on disk. The primary clients of these classes are script engines and compilers. Commonly Used Types: System.Reflection.Emit.AssemblyBuilder System.Reflection.Emit.FieldBuilder System.Reflection.Emit.TypeBuilder System.Reflection.Emit.MethodBuilder System.Reflection.Emit.ConstructorBuilder System.Reflection.Emit.GenericTypeParameterBuilder System.Reflection.Emit.ModuleBuilder System.Reflection.Emit.PropertyBuilder System.Reflection.Emit.AssemblyBuilderAccess System.Reflection.Emit.EventBuilder When using NuGet 3.x this package requires at least version 3.4.

System.Reflection.Emit.Lightweight by: Microsoft

Provides the System.Reflection.Emit.DynamicMethod class, which represents a dynamic method that can be compiled, executed, and discarded. Discarded methods are available for garbage collection. Commonly Used Types: System.Reflection.Emit.DynamicMethod When using NuGet 3.x this package requires at least version 3.4.

System.Text.Json by: Microsoft

Provides high-performance and low-allocating types that serialize objects to JavaScript Object Notation (JSON) text and deserialize JSON text to objects, with UTF-8 support built-in. Also provides types to read and write JSON text encoded as UTF-8, and to create an in-memory document object model (DOM), that is read-only, for random access of the JSON elements within a structured view of the data. Commonly Used Types: System.Text.Json.JsonSerializer System.Text.Json.JsonDocument System.Text.Json.JsonElement System.Text.Json.Utf8JsonWriter System.Text.Json.Utf8JsonReader System.Text.Json.Nodes.JsonNode System.Text.Json.Nodes.JsonArray System.Text.Json.Nodes.JsonObject System.Text.Json.Nodes.JsonValue

System.Runtime.InteropServices.RuntimeInformation by: Microsoft

Provides APIs to query about runtime and OS information. Commonly Used Types: System.Runtime.InteropServices.RuntimeInformation System.Runtime.InteropServices.OSPlatform When using NuGet 3.x this package requires at least version 3.4.

System.Net.Http by: Microsoft

Provides modern classes for sending HTTP requests and receiving HTTP responses from a resource identified by a URI. 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

System.Runtime.WindowsRuntime by: Microsoft

Provides extensions methods that improve interoperation between managed code and the Windows Runtime. Commonly Used Types: System.WindowsRuntimeSystemExtensions System.IO.WindowsRuntimeStorageExtensions System.IO.WindowsRuntimeStreamExtensions System.Runtime.InteropServices.WindowsRuntime.AsyncInfo System.Runtime.InteropServices.WindowsRuntime.WindowsRuntimeBuffer When using NuGet 3.x this package requires at least version 3.4.

System.Reflection.Emit.ILGeneration by: Microsoft

Provides classes that allow a compiler or tool to emit Microsoft intermediate language (MSIL). The primary clients of these classes are script engines and compilers. Commonly Used Types: System.Reflection.Emit.ILGenerator System.Reflection.Emit.Label System.Reflection.Emit.CustomAttributeBuilder System.Reflection.Emit.LocalBuilder System.Reflection.Emit.ParameterBuilder System.Reflection.Emit.SignatureHelper When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.Extensions by: Microsoft

Provides commonly-used classes for performing mathematical functions, conversions, string comparisons and querying environment information. Commonly Used Types: System.Math System.Environment System.Random System.Progress<T> System.Convert System.Diagnostics.Stopwatch System.Runtime.Versioning.FrameworkName System.StringComparer System.IO.Path

System.Runtime.Serialization.Primitives by: Microsoft

Provides common types, including System.Runtime.Serialization.DataContractAttribute, for libraries that support data contract serialization. Commonly Used Types: System.Runtime.Serialization.StreamingContext System.Runtime.Serialization.OnDeserializingAttribute System.Runtime.Serialization.OnDeserializedAttribute System.Runtime.Serialization.OnSerializingAttribute System.Runtime.Serialization.OnSerializedAttribute System.Runtime.Serialization.EnumMemberAttribute System.Runtime.Serialization.DataMemberAttribute System.Runtime.Serialization.DataContractAttribute System.Runtime.Serialization.IgnoreDataMemberAttribute System.Runtime.Serialization.SerializationException

System.Threading by: Microsoft

Provides the fundamental synchronization primitives, including System.Threading.Monitor and System.Threading.Mutex, that are required when writing asynchronous code.

System.ObjectModel by: Microsoft

Provides types and interfaces that allow the creation of observable types that provide notifications to clients when changes are made to it. Commonly Used Types: System.ComponentModel.INotifyPropertyChanged System.Collections.ObjectModel.ObservableCollection<T> System.ComponentModel.PropertyChangedEventHandler System.Windows.Input.ICommand System.Collections.Specialized.INotifyCollectionChanged System.Collections.Specialized.NotifyCollectionChangedEventArgs System.Collections.Specialized.NotifyCollectionChangedEventHandler System.Collections.ObjectModel.KeyedCollection<TKey, TItem> System.ComponentModel.PropertyChangedEventArgs System.Collections.ObjectModel.ReadOnlyDictionary<TKey, TValue>

System.Security.Cryptography.Encoding by: Microsoft

Provides types for representing Abstract Syntax Notation One (ASN.1)-encoded data. Commonly Used Types: System.Security.Cryptography.AsnEncodedData System.Security.Cryptography.Oid System.Security.Cryptography.OidCollection

System.Linq.Queryable by: Microsoft

Provides classes for querying data structures that implement IQueryable<T>. Commonly Used Types: System.Linq.Queryable System.Linq.EnumerableQuery<T> System.Linq.EnumerableQuery

System.Text.Encoding.CodePages by: Microsoft

Provides support for code-page based encodings, including Windows-1252, Shift-JIS, and GB2312. Commonly Used Types: System.Text.CodePagesEncodingProvider