System.IO 4.0.10
Provides base input and output (I/O) types, including System.IO.Stream, System.IO.StreamReader and System.IO.StreamWriter, that allow reading and writing to data streams
Commonly Used Types:
System.IO.Stream
System.IO.IOException
System.IO.EndOfStreamException
System.IO.FileNotFoundException
System.IO.MemoryStream
System.IO.StreamReader
System.IO.StreamWriter
System.IO.StringWriter
System.IO.TextWriter
System.IO.TextReader
Showing the top 20 packages that depend on System.IO.
| Packages | Downloads |
|---|---|
|
System.Security.Cryptography.Csp
Provides cryptographic algorithm implementations and key management with Windows Cryptographic API (CryptoAPI).
Commonly Used Types:
System.Security.Cryptography.RSACryptoServiceProvider
System.Security.Cryptography.CspParameters
When using NuGet 3.x this package requires at least version 3.4.
|
46 |
|
System.Security.Cryptography.OpenSsl
Provides cryptographic algorithm implementations and key management for non-Windows systems with OpenSSL.
Commonly Used Types:
System.Security.Cryptography.RSAOpenSsl
When using NuGet 3.x this package requires at least version 3.4.
|
44 |
|
System.Runtime.Serialization.Json
Provides classes for serializing objects to the JavaScript Object Notation (JSON) and deserializing JSON data to objects.
Commonly Used Types:
System.Runtime.Serialization.Json.DataContractJsonSerializer
When using NuGet 3.x this package requires at least version 3.4.
|
40 |
|
System.Reflection.Emit
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.
|
31 |
|
System.Private.DataContractSerialization
Internal implementation package not meant for direct consumption. Please do not reference directly. Provides implementation of System.Runtime.Serialization packages.
When using NuGet 3.x this package requires at least version 3.4.
|
31 |
|
NETStandard.Library
A set of standard .NET APIs that are prescribed to be used and supported together. This includes all of the APIs in the NETStandard.Platform package plus additional libraries that are core to .NET but built on top of NETStandard.Platform.
When using NuGet 3.x this package requires at least version 3.4.
|
30 |
|
System.Security.Cryptography.Primitives
Provides common types for the cryptographic libraries.
Commonly Used Types:
System.Security.Cryptography.ICryptoTransform
System.Security.Cryptography.AsymmetricAlgorithm
System.Security.Cryptography.SymmetricAlgorithm
System.Security.Cryptography.HashAlgorithm
System.Security.Cryptography.KeyedHashAlgorithm
System.Security.Cryptography.HMAC
System.Security.Cryptography.KeySizes
System.Security.Cryptography.CryptographicException
System.Security.Cryptography.CipherMode
System.Security.Cryptography.PaddingMode
System.Security.Cryptography.CryptoStream
System.Security.Cryptography.CryptoStreamMode
When using NuGet 3.x this package requires at least version 3.4.
|
30 |
|
System.Xml.XmlDocument
Provides an older in-memory Extensible Markup Language (XML) programming interface that enables you to modify XML documents. Developers should prefer the classes in the System.Xml.XDocument package.
Commonly Used Types:
System.Xml.XmlNode
System.Xml.XmlElement
System.Xml.XmlAttribute
System.Xml.XmlDocument
System.Xml.XmlDeclaration
System.Xml.XmlText
System.Xml.XmlComment
System.Xml.XmlNodeList
System.Xml.XmlWhitespace
System.Xml.XmlCDataSection
When using NuGet 3.x this package requires at least version 3.4.
|
30 |
|
System.Xml.XmlSerializer
Provides classes for serializing objects to the Extensible Markup Language (XML) and deserializing XML data to objects.
Commonly Used Types:
System.Xml.Serialization.IXmlSerializable
System.Xml.Serialization.XmlSerializer
System.Xml.Serialization.XmlIgnoreAttribute
System.Xml.Serialization.XmlElementAttribute
System.Xml.Serialization.XmlAttributeAttribute
System.Xml.Serialization.XmlArrayAttribute
System.Xml.Serialization.XmlRootAttribute
System.Xml.Serialization.XmlArrayItemAttribute
System.Xml.Serialization.XmlTypeAttribute
System.Xml.Serialization.XmlEnumAttribute
When using NuGet 3.x this package requires at least version 3.4.
|
30 |
|
System.IO.Compression.ZipFile
Provides classes that support the compression and decompression of streams using file system paths.
Commonly Used Types:
System.IO.Compression.ZipFile
When using NuGet 3.x this package requires at least version 3.4.
|
30 |
|
System.Xml.XDocument
Provides the classes for Language-Integrated Query (LINQ) to Extensible Markup Language (XML). LINQ to XML is an in-memory XML programming interface that enables you to modify XML documents efficiently and easily.
Commonly Used Types:
System.Xml.Linq.XElement
System.Xml.Linq.XAttribute
System.Xml.Linq.XDocument
System.Xml.Linq.XText
System.Xml.Linq.XNode
System.Xml.Linq.XContainer
System.Xml.Linq.XComment
System.Xml.Linq.XObject
System.Xml.Linq.XProcessingInstruction
System.Xml.Linq.XDocumentType
When using NuGet 3.x this package requires at least version 3.4.
|
29 |
|
System.Net.Sockets
Provides classes such as Socket, TcpClient and UdpClient, which enable developers to send and receive data over the network.
Commonly Used Types:
System.Net.Sockets.Socket
System.Net.Sockets.SocketAsyncEventArgs
System.Net.Sockets.LingerOption
System.Net.Sockets.SocketAsyncOperation
System.Net.Sockets.ProtocolType
System.Net.Sockets.NetworkStream
System.Net.Sockets.TcpClient
System.Net.Sockets.SocketType
System.Net.Sockets.UdpClient
System.Net.Sockets.SocketShutdown
When using NuGet 3.x this package requires at least version 3.4.
|
28 |
|
System.IO.FileSystem
Provides types that allow reading and writing to files and types that provide basic file and directory support.
Commonly Used Types:
System.IO.FileStream
System.IO.FileInfo
System.IO.DirectoryInfo
System.IO.FileSystemInfo
System.IO.File
System.IO.Directory
System.IO.SearchOption
System.IO.FileOptions
When using NuGet 3.x this package requires at least version 3.4.
|
27 |
|
System.Xml.ReaderWriter
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.
|
26 |
|
System.Linq.Expressions
Provides classes, interfaces and enumerations that enable language-level code expressions to be represented as objects in the form of expression trees.
Commonly Used Types:
System.Linq.Expressions.Expression<TDelegate>
System.Linq.Expressions.Expression
System.Linq.Expressions.MemberExpression
System.Linq.Expressions.ExpressionVisitor
System.Linq.Expressions.MethodCallExpression
System.Linq.IQueryable<T>
System.Linq.IQueryable
System.Linq.Expressions.NewExpression
System.Linq.Expressions.ParameterExpression
System.Linq.Expressions.ConstantExpression
When using NuGet 3.x this package requires at least version 3.4.
|
26 |
|
System.Security.Cryptography.Cng
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
30ab651fcb4354552bd4891619a0bdd81e0ebdbf
When using NuGet 3.x this package requires at least version 3.4.
|
26 |
|
System.Console
Provides the System.Console class, which represents the standard input, output and error streams for console applications.
Commonly Used Types:
System.Console
System.ConsoleColor
When using NuGet 3.x this package requires at least version 3.4.
|
24 |
|
System.Reflection.Emit
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.
|
24 |
|
System.IO.Compression.ZipFile
Provides classes that support the compression and decompression of streams using file system paths.
Commonly Used Types:
System.IO.Compression.ZipFile
When using NuGet 3.x this package requires at least version 3.4.
|
24 |
|
System.IO.Compression
Provides classes that support the compression and decompression of streams.
Commonly Used Types:
System.IO.Compression.DeflateStream
System.IO.Compression.GZipStream
System.IO.Compression.CompressionMode
System.IO.Compression.CompressionLevel
System.IO.Compression.ZipArchiveEntry
System.IO.Compression.ZipArchive
System.IO.Compression.ZipArchiveMode
When using NuGet 3.x this package requires at least version 3.4.
|
24 |
MonoAndroid 1.0
- No dependencies.
.NETCore 5.0
- System.Globalization (>= 4.0.0)
- System.Text.Encoding.Extensions (>= 4.0.0)
- System.Threading (>= 4.0.0)
- System.Text.Encoding (>= 4.0.10)
- System.Runtime (>= 4.0.20)
- System.Threading.Tasks (>= 4.0.0)
.NETPlatform 5.0
- System.Threading.Tasks (>= 4.0.0)
- System.Runtime (>= 4.0.20)
- System.Text.Encoding (>= 4.0.0)
Xamarin.Mac 2.0
- No dependencies.
Xamarin.iOS 1.0
- No dependencies.
.NET Framework 4.6
- No dependencies.
MonoTouch 1.0
- No dependencies.
| Version | Downloads | Last updated |
|---|---|---|
| 4.3.0 | 26 | 12/10/2023 |
| 4.3.0-preview1-24530-04 | 3 | 06/17/2025 |
| 4.1.0 | 13 | 12/10/2023 |
| 4.1.0-rc2-24027 | 4 | 08/23/2025 |
| 4.0.11-beta-23516 | 5 | 05/24/2025 |
| 4.0.11-beta-23409 | 5 | 05/24/2025 |
| 4.0.11-beta-23225 | 4 | 05/24/2025 |
| 4.0.10 | 4 | 05/22/2025 |
| 4.0.10-beta-23109 | 5 | 05/24/2025 |
| 4.0.10-beta-23019 | 5 | 05/24/2025 |
| 4.0.10-beta-22816 | 5 | 05/24/2025 |
| 4.0.10-beta-22605 | 5 | 05/24/2025 |
| 4.0.10-beta-22416 | 3 | 05/24/2025 |
| 4.0.10-beta-22231 | 4 | 05/23/2025 |
| 4.0.0 | 3 | 05/22/2025 |
| 4.0.0-beta-23109 | 4 | 05/20/2025 |
| 4.0.0-beta-23019 | 3 | 05/20/2025 |