System.ComponentModel.Annotations
                    
                    by: Microsoft
                
                - 17.067k total downloads
- Latest version: 4.4.1
                    Provides attributes that are used to define metadata for objects used as data sources.
Commonly Used Types:
System.ComponentModel.DataAnnotations.ValidationResult
System.ComponentModel.DataAnnotations.IValidatableObject
System.ComponentModel.DataAnnotations.ValidationAttribute
System.ComponentModel.DataAnnotations.RequiredAttribute
System.ComponentModel.DataAnnotations.StringLengthAttribute
System.ComponentModel.DataAnnotations.DisplayAttribute
System.ComponentModel.DataAnnotations.RegularExpressionAttribute
System.ComponentModel.DataAnnotations.DataTypeAttribute
System.ComponentModel.DataAnnotations.RangeAttribute
System.ComponentModel.DataAnnotations.KeyAttribute
 
0f6d0a02c9cc2e766dd543ff24135f16e9a971e4 
When using NuGet 3.x this package requires at least version 3.4.
                
            
                    
                        System.Data.Common
                    
                    by: Microsoft
                
                - 21.157k total downloads
- Latest version: 4.3.0
                    Provides the base abstract classes, including System.Data.DbConnection and System.Data.DbCommand, for all data providers.
Commonly Used Types:
System.DBNull
System.Data.Common.DbConnection
System.Data.Common.DbException
System.Data.Common.DbParameter
System.Data.DbType
System.Data.Common.DbDataReader
System.Data.Common.DbCommand
System.Data.Common.DbTransaction
System.Data.Common.DbParameterCollection
System.Data.Common.DbProviderFactory
 
When using NuGet 3.x this package requires at least version 3.4.
                
            
                    
                        System.Diagnostics.StackTrace
                    
                    by: Microsoft
                
                - 4.553k total downloads
- Latest version: 4.0.1
                    Provides the System.Diagnostics.StackTrace class, which allows interaction with local and remote processes.
Commonly Used Types:
System.Diagnostics.StackFrame
System.Diagnostics.StackTrace
 
When using NuGet 3.x this package requires at least version 3.4.
                
            
                    
                        System.Interactive.Async
                    
                    by: .NET Foundation and Contributors
                
                - 1.992k total downloads
- Latest version: 3.1.1
                    Interactive Extensions (Ix) Async Library used to express queries over asynchronous enumerable sequences.
                
            
                    
                        System.IO.Pipelines
                    
                    by: Microsoft
                
                - 26.93k 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
                
                - 61.882k 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.WebHeaderCollection
                    
                    by: Microsoft
                
                - 1.923k 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
                
                - 40.511k 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
                
                - 4.249k 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
                
                - 39.01k 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
                
                - 9.188k 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
                
                - 23.652k 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
                
                - 15.035k 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
                
                - 17.341k 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.Principal
                    
                    by: Microsoft
                
                - 9.028k 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.Text.Encoding.CodePages
                    
                    by: Microsoft
                
                - 6.328k 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.
                
            
                    
                        System.Text.Encodings.Web
                    
                    by: Microsoft
                
                - 13.78k total downloads
- Latest version: 4.4.0
                    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
 
8321c729934c0f8be754953439b88e6e1c120c24 
When using NuGet 3.x this package requires at least version 3.4.
                
            
                    
                        System.Threading.Tasks.Extensions
                    
                    by: Microsoft
                
                - 46.531k total downloads
- Latest version: 4.5.2
                    Provides additional types that simplify the work of writing concurrent and asynchronous code.
Commonly Used Types:
System.Threading.Tasks.ValueTask<TResult>
 
99ce22c306b07f99ddae60f443d23a983ae78f7b
                
            
                    
                        System.Threading.Thread
                    
                    by: Microsoft
                
                - 6.998k total downloads
- Latest version: 4.0.0
                    Provides the System.Threading.Thread class, which allows developers to create and control a thread, set its priority, and get its state.
Commonly Used Types:
System.Threading.Thread
System.Threading.ThreadStart
System.Threading.ParameterizedThreadStart
 
When using NuGet 3.x this package requires at least version 3.4.
                
            
                    
                        System.Threading.ThreadPool
                    
                    by: Microsoft
                
                - 6.854k total downloads
- Latest version: 4.0.10
                    Provides the System.Threading.ThreadPool class, which contains a pool of threads that can be used to execute tasks, post work items, wait on behalf of other threads, and process timers.
Commonly Used Types:
System.Threading.ThreadPool
System.Threading.WaitOrTimerCallback
 
When using NuGet 3.x this package requires at least version 3.4.