System.IO.FileSystem.AccessControl by: Microsoft
  • 3.899k total downloads
  • Latest version: 6.0.0-preview.5.21301.5
Provides types for managing access and audit control lists for files and directories. Commonly Used Types: System.Security.AccessControl.DirectoryObjectSecurity System.Security.AccessControl.DirectorySecurity System.Security.AccessControl.FileSecurity System.Security.AccessControl.FileSystemAccessRule System.Security.AccessControl.FileSystemAuditRule System.Security.AccessControl.FileSystemRights System.Security.AccessControl.FileSystemSecurity
System.IO.FileSystem.Primitives by: Microsoft
  • 833 total downloads
  • Latest version: 4.3.0
Provides common enumerations and exceptions for path-based I/O libraries. Commonly Used Types: System.IO.DirectoryNotFoundException System.IO.FileAccess System.IO.FileLoadException System.IO.PathTooLongException System.IO.FileMode System.IO.FileShare System.IO.FileAttributes When using NuGet 3.x this package requires at least version 3.4.
System.IO.FileSystem.Watcher by: Microsoft
  • 364 total downloads
  • Latest version: 4.0.0-beta-22816
Provides the System.IO.FileSystemWather class, which listens to the file system change notifications and raises events when a directory, or a file in a directory, changes. Commonly Used Types: System.IO.FileSystemWatcher System.IO.WatcherChangeTypes System.IO.FileSystemEventArgs System.IO.RenamedEventArgs System.IO.FileSystemEventHandler System.IO.RenamedEventHandler System.IO.NotifyFilters System.IO.ErrorEventArgs System.IO.ErrorEventHandler System.IO.WaitForChangedResult
System.IO.Hashing by: Microsoft
  • 3.668k total downloads
  • Latest version: 10.0.0-rc.2.25502.107
Provides non-cryptographic hash algorithms, such as CRC-32. Commonly Used Types: System.IO.Hashing.Crc32 System.IO.Hashing.XxHash32
System.IO.MemoryMappedFiles by: Microsoft
  • 332 total downloads
  • Latest version: 4.0.0-beta-22816
Provides classes for using a memory-mapped file, which maps the contents of a file to an application's logical address space. Commonly Used Types: System.IO.MemoryMappedFiles.MemoryMappedViewAccessor System.IO.MemoryMappedFiles.MemoryMappedViewStream System.IO.MemoryMappedFiles.MemoryMappedFile System.IO.MemoryMappedFiles.MemoryMappedFileAccess
System.IO.Pipelines by: Microsoft
  • 6.981k total downloads
  • Latest version: 10.0.0-rc.2.25502.107
Single producer single consumer byte buffer management. Commonly Used Types: System.IO.Pipelines.Pipe System.IO.Pipelines.PipeWriter System.IO.Pipelines.PipeReader
System.IO.Pipes by: Microsoft
  • 369 total downloads
  • Latest version: 4.0.0-beta-22816
Provides a means for interprocess communication through anonymous and/or named pipes. Commonly Used Types: System.IO.Pipes.NamedPipeServerStream System.IO.Pipes.PipeDirection System.IO.Pipes.PipeOptions System.IO.Pipes.PipeTransmissionMode System.IO.Pipes.NamedPipeClientStream System.IO.Pipes.PipeStream
System.IO.Pipes.AccessControl by: Microsoft
  • 1.703k total downloads
  • Latest version: 6.0.0-preview.5.21301.5
Provides types for managing access and audit control lists for pipes. Commonly Used Types: System.IO.Pipes.PipeSecurity System.IO.Pipes.PipeAccessRule System.IO.Pipes.PipeAuditRule System.IO.Pipes.PipeAccessRights
System.IO.UnmanagedMemoryStream by: Microsoft
  • 683 total downloads
  • Latest version: 4.3.0
Provides classes for access to unmanaged blocks of memory from managed code. Commonly Used Types: System.IO.UnmanagedMemoryStream System.IO.UnmanagedMemoryAccessor When using NuGet 3.x this package requires at least version 3.4.
System.Linq by: Microsoft
  • 807 total downloads
  • Latest version: 4.3.0
Provides classes and interfaces that supports queries that use Language-Integrated Query (LINQ). Commonly Used Types: System.Linq.Enumerable System.Linq.IGrouping<TKey, TElement> System.Linq.IOrderedEnumerable<TElement> System.Linq.ILookup<TKey, TElement> System.Linq.Lookup<TKey, TElement> When using NuGet 3.x this package requires at least version 3.4.
System.Linq.Async by: .NET Foundation and Contributors
  • 809 total downloads
  • Latest version: 7.0.0-preview.1.g24680b5469
  • LINQ async streams query
Provides support for Language-Integrated Query (LINQ) over IAsyncEnumerable<T> sequences.
System.Linq.AsyncEnumerable by: Microsoft
  • 36 total downloads
  • Latest version: 10.0.0-rc.2.25502.107
System.Linq.AsyncEnumerable
System.Linq.Expressions by: Microsoft
  • 889 total downloads
  • Latest version: 4.3.0
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.IQueryable<T> System.Linq.IQueryable System.Linq.Expressions.Expression<TDelegate> System.Linq.Expressions.Expression System.Linq.Expressions.ExpressionVisitor When using NuGet 3.x this package requires at least version 3.4.
System.Linq.Parallel by: Microsoft
  • 738 total downloads
  • Latest version: 4.3.0
Provides classes that supports parallel queries that use Language-Integrated Query (LINQ). Commonly Used Types: System.Linq.ParallelQuery<TSource> System.Linq.ParallelEnumerable System.Linq.ParallelQuery System.Linq.OrderedParallelQuery<TSource> When using NuGet 3.x this package requires at least version 3.4.
System.Linq.Queryable by: Microsoft
  • 729 total downloads
  • Latest version: 4.3.0
Provides classes for querying data structures that implement IQueryable<T>. Commonly Used Types: System.Linq.Queryable System.Linq.EnumerableQuery<T> System.Linq.EnumerableQuery When using NuGet 3.x this package requires at least version 3.4.
System.Management by: Microsoft
  • 6.912k total downloads
  • Latest version: 10.0.0-rc.2.25502.107
Provides access to a rich set of management information and management events about the system, devices, and applications instrumented to the Windows Management Instrumentation (WMI) infrastructure. Commonly Used Types: System.Management.ManagementClass System.Management.ManagementObject System.Management.SelectQuery
System.Memory by: Microsoft
  • 1.319k total downloads
  • Latest version: 4.6.3
System.Memory
System.Memory.Data by: Microsoft
  • 4.063k total downloads
  • Latest version: 10.0.0-rc.2.25502.107
A lightweight abstraction for a payload of bytes. Provides methods for converting between strings, streams, JSON, and bytes. Commonly Used Types: System.BinaryData
System.Net.Http by: Microsoft
  • 513 total downloads
  • Latest version: 4.0.1-rc2-24027
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 \r\n TFS ID: 1599443, GitHub SHA: https://github.com/dotnet/corefx/tree/eede273a4dfabcea608621f5e1bbf8ad00584cfb
System.Net.Http.WinHttpHandler by: Microsoft
  • 6.331k total downloads
  • Latest version: 10.0.0-rc.2.25502.107
Provides a message handler for HttpClient based on the WinHTTP interface of Windows. While similar to HttpClientHandler, it provides developers more granular control over the application's HTTP communication than the HttpClientHandler. Commonly Used Types: System.Net.Http.WinHttpHandler