System.Runtime by: Microsoft

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 application. Commonly Used Types: System.Object System.Exception System.Int16 System.Int32 System.Int64 System.Enum System.String System.Char System.Boolean System.SByte System.Byte System.DateTime System.DateTimeOffset System.Single System.Double System.UInt16 System.UInt32 System.UInt64 System.IDisposable System.Uri When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.Caching by: Microsoft

Provides classes to use caching facilities. Commonly Used Types: System.Runtime.Caching.CacheEntryChangeMonitor System.Runtime.Caching.CacheEntryRemovedArguments System.Runtime.Caching.CacheEntryUpdateArguments System.Runtime.Caching.CacheItem System.Runtime.Caching.CacheItemPolicy System.Runtime.Caching.ChangeMonitor System.Runtime.Caching.FileChangeMonitor System.Runtime.Caching.HostFileChangeMonitor System.Runtime.Caching.MemoryCache System.Runtime.Caching.ObjectCache 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.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 When using NuGet 3.x this package requires at least version 3.4.

System.Runtime.InteropServices by: Microsoft

Provides types that support COM interop and platform invoke services. Commonly Used Types: System.Runtime.InteropServices.GCHandle System.Runtime.InteropServices.GuidAttribute System.Runtime.InteropServices.COMException System.DllNotFoundException System.Runtime.InteropServices.DllImportAttribute When using NuGet 3.x this package requires at least version 3.4.

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.Runtime.Numerics by: Microsoft

Provides the numeric types System.Numerics.BigInteger and System.Numerics.Complex, which complement the numeric primitives, such as System.Byte, System.Double and System.Int32. Commonly Used Types: System.Numerics.BigInteger System.Numerics.Complex When using NuGet 3.x this package requires at least version 3.4.

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

System.Text.Encoding by: Microsoft

Provides base abstract encoding classes for converting blocks of characters to and from blocks of bytes. Commonly Used Types: System.Text.Encoding System.Text.DecoderFallbackException System.Text.Decoder System.Text.EncoderFallbackException System.Text.Encoder System.Text.EncoderFallback System.Text.EncoderFallbackBuffer System.Text.DecoderFallback System.Text.DecoderFallbackBuffer System.Text.DecoderExceptionFallback When using NuGet 3.x this package requires at least version 3.4.

System.Text.Encoding.Extensions by: Microsoft

Provides support for specific encodings, including ASCII, UTF-7, UTF-8, UTF-16, and UTF-32. Commonly Used Types: System.Text.UTF8Encoding System.Text.UnicodeEncoding System.Text.ASCIIEncoding System.Text.UTF7Encoding System.Text.UTF32Encoding When using NuGet 3.x this package requires at least version 3.4.

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 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.RegularExpressions by: Microsoft

Provides the System.Text.RegularExpressions.Regex class, an implementation of a regular expression engine. Commonly Used Types: System.Text.RegularExpressions.Regex System.Text.RegularExpressions.RegexOptions System.Text.RegularExpressions.Match System.Text.RegularExpressions.Group System.Text.RegularExpressions.Capture System.Text.RegularExpressions.MatchEvaluator When using NuGet 3.x this package requires at least version 3.4.

System.Threading by: Microsoft

Provides the fundamental synchronization primitives, including System.Threading.Monitor and System.Threading.Mutex, that are required when writing asynchronous code. Commonly Used Types: System.Threading.Monitor System.Threading.SynchronizationContext System.Threading.ManualResetEvent System.Threading.AutoResetEvent System.Threading.ThreadLocal<T> System.Threading.EventWaitHandle System.Threading.SemaphoreSlim System.Threading.Mutex When using NuGet 3.x this package requires at least version 3.4.

System.Threading.Tasks by: Microsoft

Provides types that simplify the work of writing concurrent and asynchronous code. Commonly Used Types: System.Threading.Tasks.Task<TResult> System.Runtime.CompilerServices.TaskAwaiter<TResult> System.Threading.Tasks.TaskCompletionSource<TResult> System.Threading.Tasks.Task System.OperationCanceledException System.AggregateException 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.Threading.Tasks.Parallel by: Microsoft

Provides the System.Threading.Tasks.Parallel class, which adds support for running loops and iterators in parallel. Commonly Used Types: System.Threading.Tasks.Parallel System.Threading.Tasks.ParallelLoopState System.Threading.Tasks.ParallelLoopResult System.Threading.Tasks.ParallelOptions When using NuGet 3.x this package requires at least version 3.4.

System.Threading.Timer by: Microsoft

Provides the System.Threading.Timer class, which is a mechanism for executing a method at specified intervals. Commonly Used Types: System.Threading.Timer System.Threading.TimerCallback When using NuGet 3.x this package requires at least version 3.4.

System.ValueTuple by: Microsoft

Provides the System.ValueTuple structs, which implement the underlying types for C# 7 tuples. Commonly Used Types: System.ValueTuple System.ValueTuple<T1> System.ValueTuple<T1, T2> System.ValueTuple<T1, T2, T3> System.ValueTuple<T1, T2, T3, T4> System.ValueTuple<T1, T2, T3, T4, T5> System.ValueTuple<T1, T2, T3, T4, T5, T6> System.ValueTuple<T1, T2, T3, T4, T5, T6, T7> System.ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest> When using NuGet 3.x this package requires at least version 3.4.

System.Xml.ReaderWriter by: Microsoft

Provides provides a fast, non-cached, forward-only way to read and write Extensible Markup Language (XML) data. Commonly Used Types: System.Xml.XmlNodeType System.Xml.XmlException System.Xml.XmlReader System.Xml.XmlWriter System.Xml.IXmlLineInfo System.Xml.XmlNameTable System.Xml.IXmlNamespaceResolver System.Xml.XmlNamespaceManager System.Xml.XmlQualifiedName When using NuGet 3.x this package requires at least version 3.4.