System.IO 4.1.0-rc2-24027
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.EndOfStreamException
System.IO.MemoryStream
System.IO.StreamReader
System.IO.StreamWriter
System.IO.StringWriter
System.IO.TextWriter
System.IO.TextReader
\r\n TFS ID: 1599443, GitHub SHA: https://github.com/dotnet/corefx/tree/eede273a4dfabcea608621f5e1bbf8ad00584cfb
Showing the top 20 packages that depend on System.IO.
| Packages | Downloads |
|---|---|
|
System.Net.Security
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.
|
10 |
|
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.
|
10 |
|
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.
|
9 |
|
System.Net.Requests
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.
|
9 |
|
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.
|
8 |
|
System.Security.Claims
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.
|
7 |
|
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.
|
7 |
|
System.Net.Http
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.
|
7 |
|
NETStandard.Library
A set of standard .NET APIs that are prescribed to be used and supported together.
18a36291e48808fa7ef2d00a764ceb1ec95645a5
When using NuGet 3.x this package requires at least version 3.4.
|
6 |
|
System.Xml.XPath
Provides the classes that define a cursor model for navigating and editing Extensible Markup Language (XML) information items as instances of the XQuery 1.0 and XPath 2.0 Data Model.
Commonly Used Types:
System.Xml.XPath.XPathNavigator
System.Xml.XPath.IXPathNavigable
System.Xml.XPath.XPathNodeType
System.Xml.XPath.XPathNodeIterator
System.Xml.XPath.XPathExpression
System.Xml.XPath.XPathResultType
System.Xml.XPath.XPathException
System.Xml.XPath.XPathDocument
System.Xml.XPath.XPathItem
System.Xml.XPath.XPathNamespaceScope
When using NuGet 3.x this package requires at least version 3.4.
|
6 |
|
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.
|
6 |
|
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.
|
6 |
|
System.Security.Cryptography.Algorithms
Provides base types for cryptographic algorithms, including hashing, encryption, and signing operations.
Commonly Used Types:
System.Security.Cryptography.Aes
System.Security.Cryptography.RSA
System.Security.Cryptography.RSAParameters
System.Security.Cryptography.HMACSHA1
System.Security.Cryptography.SHA256
System.Security.Cryptography.SHA1
System.Security.Cryptography.SHA512
System.Security.Cryptography.SHA384
System.Security.Cryptography.HMACSHA256
System.Security.Cryptography.MD5
System.Security.Cryptography.HMACSHA384
System.Security.Cryptography.HMACSHA512
When using NuGet 3.x this package requires at least version 3.4.
|
6 |
|
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.
|
6 |
|
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
When using NuGet 3.x this package requires at least version 3.4.
|
6 |
|
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.
|
5 |
|
AngleSharp
AngleSharp is the ultimate angle brackets parser library. It parses HTML5, CSS3, and XML to construct a DOM based on the official W3C specification.
|
5 |
|
System.Runtime.Serialization.Xml
Provides classes for serializing objects to the Extensible Markup Language (XML) and deserializing XML data to objects.
Commonly Used Types:
System.Runtime.Serialization.DataContractSerializer
System.Runtime.Serialization.XmlObjectSerializer
System.Runtime.Serialization.InvalidDataContractException
System.Xml.XmlDictionaryReader
System.Xml.XmlDictionaryWriter
System.Xml.XmlDictionaryString
System.Xml.UniqueId
System.Xml.XmlDictionaryReaderQuotas
System.Runtime.Serialization.DataContractResolver
System.Xml.IXmlDictionary
When using NuGet 3.x this package requires at least version 3.4.
|
5 |
|
Microsoft.Data.SqlClient
The current data provider for SQL Server and Azure SQL databases. This has replaced System.Data.SqlClient. These classes provide access to SQL and encapsulate database-specific protocols, including tabular data stream (TDS).
Commonly Used Types:
Microsoft.Data.SqlClient.SqlConnection
Microsoft.Data.SqlClient.SqlException
Microsoft.Data.SqlClient.SqlParameter
Microsoft.Data.SqlClient.SqlDataReader
Microsoft.Data.SqlClient.SqlCommand
Microsoft.Data.SqlClient.SqlTransaction
Microsoft.Data.SqlClient.SqlParameterCollection
Microsoft.Data.SqlClient.SqlClientFactory
When using NuGet 3.x this package requires at least version 3.4.
|
5 |
|
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.
|
5 |
MonoAndroid 1.0
- No dependencies.
MonoTouch 1.0
- No dependencies.
.NET Framework 4.5
- No dependencies.
.NET Framework 4.6.2
- No dependencies.
.NETCore 5.0
- System.Runtime (>= 4.1.0-rc2-24027)
- System.Text.Encoding (>= 4.0.11-rc2-24027)
- System.Threading.Tasks (>= 4.0.11-rc2-24027)
.NET Standard 1.0
- System.Runtime (>= 4.1.0-rc2-24027)
- System.Text.Encoding (>= 4.0.11-rc2-24027)
- System.Threading.Tasks (>= 4.0.11-rc2-24027)
.NET Standard 1.3
- System.Runtime (>= 4.1.0-rc2-24027)
- System.Text.Encoding (>= 4.0.11-rc2-24027)
- System.Threading.Tasks (>= 4.0.11-rc2-24027)
.NET Standard 1.5
- System.Runtime (>= 4.1.0-rc2-24027)
- System.Text.Encoding (>= 4.0.11-rc2-24027)
- System.Threading.Tasks (>= 4.0.11-rc2-24027)
.NETPortable 0.0
- No dependencies.
Windows 8.0
- No dependencies.
WindowsPhone 8.0
- No dependencies.
WindowsPhoneApp 8.1
- No dependencies.
Xamarin.iOS 1.0
- No dependencies.
Xamarin.Mac 2.0
- No dependencies.
Xamarin.TVOS 1.0
- No dependencies.
Xamarin.WatchOS 1.0
- No dependencies.
| Version | Downloads | Last updated |
|---|---|---|
| 4.3.0 | 5 | 2025/6/27 |
| 4.3.0-preview1-24530-04 | 1 | 2025/8/28 |
| 4.1.0 | 4 | 2025/7/18 |
| 4.1.0-rc2-24027 | 1 | 2025/11/19 |
| 4.0.11-beta-23516 | 1 | 2025/8/28 |
| 4.0.11-beta-23409 | 1 | 2025/8/28 |
| 4.0.11-beta-23225 | 1 | 2025/8/28 |
| 4.0.10 | 2 | 2025/8/25 |
| 4.0.10-beta-23109 | 1 | 2025/8/28 |
| 4.0.10-beta-23019 | 1 | 2025/8/28 |
| 4.0.10-beta-22816 | 1 | 2025/8/28 |
| 4.0.10-beta-22605 | 1 | 2025/8/28 |
| 4.0.10-beta-22416 | 1 | 2025/8/28 |
| 4.0.10-beta-22231 | 0 | 2014/11/11 |
| 4.0.0 | 2 | 2025/8/25 |
| 4.0.0-beta-23109 | 1 | 2025/11/19 |
| 4.0.0-beta-23019 | 0 | 2015/6/30 |