dotnet/dotnet-api-docs

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.NET API reference documentation (.NET 8+)

Stars: 949
Forks: 1.7k
Open beginner issues: 0
Indexed issues: 1.6k
Avg merge: 2d 19h
Merged PRs (30d): 52

Dominant language: C#
License: No license data
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

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1574 open issues indexed

Path.GetFileName behavior change on .NET Core Open

area-System.IO Pri1 Pri3

dotnet/dotnet-api-docs#2644 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
System.IO.BufferedStream.ReadAsync() cancel response (exception documentation) Open

area-System.IO Pri3 untriaged

dotnet/dotnet-api-docs#2970 · 6 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Is System.IO.File.Delete function secure? Open

area-System.IO dotnet-api/prod Pri2 product-question

dotnet/dotnet-api-docs#2660 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add examples on how to implement a timeout mechanism in methods GetResponseAsync/GetRequestStreamAsync for System.Net.FileWebRequest Open

area-System.Net Pri3 untriaged

dotnet/dotnet-api-docs#2672 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Localization language Open

area-Meta external Pri3 product-feedback

dotnet/dotnet-api-docs#3248 · 8 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
Document Error (too old). Open

area-System.Threading doc-bug Pri3

dotnet/dotnet-api-docs#2699 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add code snippet displaying the behavior of trailing headers in an HTTP response when calling requests with HttpCompletionOption.ResponseHeadersRead Open

area-System.Net Pri3 untriaged

dotnet/dotnet-api-docs#2734 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CustomAttributeExtensions.xml Open

area-System.Reflection help wanted Pri3 product-question

dotnet/dotnet-api-docs#2746 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Matrix.CreateLookAt handedness Open

area-System.Numerics doc-enhancement Pri3 product-feedback waiting-on-feedback

dotnet/dotnet-api-docs#2766 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Incorrect example in CheckSignature(X509Certificate2Collection, Boolean) Open

area-System.Security doc-bug example-request Pri3

dotnet/dotnet-api-docs#2790 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add exceptions to System.io.compression Open

area-System.IO assigned-to-author doc-enhancement Pri3

dotnet/dotnet-api-docs#2799 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Type.GUID missing GuidAttribute example Open

area-System.Runtime.InteropServices doc-enhancement example-request Pri3

dotnet/dotnet-api-docs#2802 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Invalid syntax for MemoryMarshal.AsRef Open

area-System.Runtime.InteropServices docs-experience external Pri3

dotnet/dotnet-api-docs#2804 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Disambiguate System.Runtime.Intrinsics.Vector* method overloads Open

area-System.Runtime.Intrinsics doc-enhancement Pri3

dotnet/dotnet-api-docs#2817 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
All alternatives of an attribute with FrameworkAlternate are shown regardless of framework selected Open

area-System.Runtime docs-experience external Pri3

dotnet/dotnet-api-docs#2851 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Value on DocId's MemberSignature tag does not match with corefx's member name when referring an innner class of a generic-type class. Open

area-System.Collections doc-bug external Pri3

dotnet/dotnet-api-docs#2854 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Documentation of System.Diagnostics.Switch should properly describe how to implement a derived class. Open

area-System.Diagnostics Pri3 untriaged

dotnet/dotnet-api-docs#2929 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The gamma values for some of the PixelFormats seem wrong Open

area-WPF doc-bug Pri3

dotnet/dotnet-api-docs#2935 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Advice on how to implement comparison operators for a type whose CompareTo is inconsistent with Equals Open

area-System.Runtime Pri3

dotnet/dotnet-api-docs#2937 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update FromBase64Transform.xml to reflect latest code-changes for .NET 5 Open

:checkered_flag: Release: .NET 5 area-System.Security doc-enhancement Pri3

dotnet/dotnet-api-docs#2941 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Minor edit: Move property in IOrderedDictionaryList sample C# implementation Open

area-System.Collections doc-enhancement example-request Pri2 Pri3

dotnet/dotnet-api-docs#2954 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Improve remarks for System.Text.Rune.Utf16SequenceLength and Utf8SequenceLength Open

area-Infrastructure doc-enhancement Pri3

dotnet/dotnet-api-docs#2956 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Make Microsoft.Extensions.Configuration.Xml more tolerant against not supported XML features Open

area-Extensions-Configuration Pri3

dotnet/dotnet-api-docs#8257 · 20 comments · 16 reactions · 0 assignees · Indexed Sep 15, 2026
BitConverter: ToDouble, ToSingle, Int64BitsToDouble, Int32BitsToDouble Open

area-System.Runtime Pri3 untriaged

dotnet/dotnet-api-docs#2977 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Missing exception in Bitmap constructors Open

area-System.Drawing doc-enhancement Pri3

dotnet/dotnet-api-docs#2991 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Incorrect examples of ...OutOfRangeException Open

area-System.Runtime doc-bug Pri3

dotnet/dotnet-api-docs#3050 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Nested class of generic class appears in ToC above the generic class Open

area-Infrastructure Pri3 untriaged

dotnet/dotnet-api-docs#3062 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Please provide an example of new usage! Open

area-System.Runtime.InteropServices doc-enhancement dotnet-api/prod Pri2

dotnet/dotnet-api-docs#3063 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Identify, correct confusion of enumeration types and properties that return them Open

area-System.Runtime help wanted Pri3

dotnet/dotnet-api-docs#3093 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CultureInfo constructor / CreateSpecificCulture docs are misleading or incorrect Open

area-System.Globalization Pri1 Pri3

dotnet/dotnet-api-docs#3110 · 26 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Directory.Delete sync or not ? Open

area-System.IO dotnet-api/prod Pri2 untriaged

dotnet/dotnet-api-docs#3113 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Incorrect CustomValidationAttribute remarks Open

area-System.ComponentModel.DataAnnotations cross-platform Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3126 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
HttpWebRequest.ReadWriteTimeout works differently on .NET Core Open

area-System.Net Pri3 untriaged

dotnet/dotnet-api-docs#3147 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Review/add exceptions thrown by System.Xml.Linq.XElement Open

area-System.Xml doc-enhancement help wanted Pri3

dotnet/dotnet-api-docs#3148 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Property ProcessName Open

area-System.Diagnostics.Process doc-bug dotnet-api/prod Pri2

dotnet/dotnet-api-docs#3162 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add warning, that keys and items parameters must not refer to the same array. Open

area-System.Runtime doc-enhancement dotnet-api/prod Pri2

dotnet/dotnet-api-docs#3163 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Incomplete DefaultDllImportSearchPaths docs Open

area-System.Security cross-platform Pri3 product-question waiting-on-feedback

dotnet/dotnet-api-docs#3205 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
UnobservedTaskExceptionEventArgs.SetObserved mentions old default Open

area-System.Threading.Tasks doc-bug Pri2 Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3210 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Consider adding more examples for OperatingSystem Open

area-System.Runtime doc-enhancement Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3336 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update System.Drawing unsupported warning for .Net Core Open

area-System.Drawing cross-platform doc-enhancement Pri1 Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3337 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Types replaced in 4.0 (ToolBar, MainMenu, DataGrid) should clearly indicate such. Open

area-WinForms doc-enhancement Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3353 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Where to document default parameter Open

area-Meta doc-enhancement Pri3

dotnet/dotnet-api-docs#3360 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add examples for *PipeServerStream creation with PipeSecurity (ACLs) Open

area-System.IO doc-enhancement example-request Pri3

dotnet/dotnet-api-docs#3371 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Add example for new API that creates directory with ACLs Open

area-System.IO doc-enhancement example-request Pri3

dotnet/dotnet-api-docs#3373 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update List and Array Sort remarks for .NET Core Open

area-System.Collections doc-enhancement Pri3

dotnet/dotnet-api-docs#3414 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Microsoft.Extensions.DependencyModel should be documented Open

area-Extensions-DependencyInjection doc-idea Pri3

dotnet/dotnet-api-docs#3418 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
PerformanceCounter doc does not apply to .NET Core Open

area-System.Diagnostics.PerformanceCounter doc-bug Pri3

dotnet/dotnet-api-docs#3421 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add notes to some WinForms controls that were deleted in .NET Core 3.1 Open

:checkered_flag: Release: .NET Core 3.1 area-WinForms doc-enhancement Pri3

dotnet/dotnet-api-docs#3471 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
System.Reflection.Metadata throws BadImageFormatException on bad input Open

area-System.Reflection.Metadata Pri3

dotnet/dotnet-api-docs#8526 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Document differences in Single/Double behavior from IEEE spec Open

area-System.Numerics doc-enhancement Pri3

dotnet/dotnet-api-docs#3509 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026

dotnet/dotnet-api-docs

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