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: 3d 27m
Merged PRs (30d): 49

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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1575 open issues indexed

Add underflow explanation for System.Double.Parse Open

area-System.Numerics doc-enhancement Pri3

dotnet/dotnet-api-docs#3538 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Incorrect doc on 'Type.FullName' Open

area-System.Runtime Pri3 product-question

dotnet/dotnet-api-docs#4637 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
FailFast documentation insufficient for Linux / Docker environments Open

area-System.Runtime doc-enhancement Pri3

dotnet/dotnet-api-docs#3562 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add missing F# Console related snippets/samples Open

area-Meta Pri3

dotnet/dotnet-api-docs#3571 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Enumerable.Distinct requires the GetHashCode override to work on default comparer Open

area-System.Linq help wanted Pri3

dotnet/dotnet-api-docs#3572 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Documentation about the default culture of new threads is outdated Open

area-System.Globalization doc-bug Pri3

dotnet/dotnet-api-docs#3584 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Decoder.Convert and Encoder.Convert have buggy sample code Open

area-System.Text.Encoding doc-bug Pri3

dotnet/dotnet-api-docs#3641 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Where is the `shell` xaml namespace and where is the SystemParameters2 Open

area-WPF Pri3 untriaged

dotnet/dotnet-api-docs#3681 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
What difference between Uri.UnescapeDataString() and HttpUtility.UrlEncode() Open

area-System.Net Pri3 product-question

dotnet/dotnet-api-docs#3686 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
IDirect3DSurface9Ex Does not Exist Open

area-WPF doc-bug Pri2 Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3688 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Console.WriteLine Method. Incorrect examples for valuable types Open

area-System.Console doc-bug Pri1 Pri3

dotnet/dotnet-api-docs#3691 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
PathSegment.IsSmoothJoin possible error and confusing explanation Open

area-WPF doc-bug Pri2 Pri3 waiting-on-feedback

dotnet/dotnet-api-docs#3694 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Code sample for System.ComponentModel.DesignerAttribute is wrong Open

area-System.ComponentModel Pri3 untriaged

dotnet/dotnet-api-docs#3726 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add remark for RsaCng Key export behavior difference Open

area-System.Security doc-enhancement Pri3

dotnet/dotnet-api-docs#3727 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
ServiceController constructor throws more undocumented exceptions Open

area-System.ServiceProcess Pri3

dotnet/dotnet-api-docs#3735 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Fix the docs of DateTimeFormatInfo DayNames and AbbreviatedDayNames remarks section Open

area-System.Globalization doc-enhancement Pri3

dotnet/dotnet-api-docs#3737 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Document thread safety of RandomNumberGenerator Open

area-System.Security Pri3 untriaged

dotnet/dotnet-api-docs#3741 · 5 comments · 5 reactions · 0 assignees · Indexed Sep 15, 2026
ServicePointManager.ServerCertificateValidationCallback documentation should state that the eventhandler is not thread safe Open

area-System.Net doc-enhancement Pri3

dotnet/dotnet-api-docs#3745 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
HttpClient.PostAsync disposes the HttpContent object in .NET Framework Open

area-System.Net Pri3 untriaged

dotnet/dotnet-api-docs#3792 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
AssemblyLoadContext Unloading event wording Open

area-System.Runtime Pri3 untriaged

dotnet/dotnet-api-docs#3796 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
MemoryMarshal.Cast should mention that this does not preserve type safety Open

area-System.Runtime.InteropServices Pri3 untriaged

dotnet/dotnet-api-docs#3818 · 0 comments · 4 reactions · 0 assignees · Indexed Sep 15, 2026
DirectoryInfo.GetFiles Method throws FileNotFoundException Open

area-System.IO Pri3 untriaged

dotnet/dotnet-api-docs#3819 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Cryptography.SymmetricAlgorithm.Key doesn't mention that it resets KeySize property Open

area-System.Security Pri3 untriaged

dotnet/dotnet-api-docs#3821 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Utf8JsonReader Docs Do Not Include Buffer Requirements, Missing Examples for Partial Reads Open

area-System.Text.Json doc-enhancement Pri3

dotnet/dotnet-api-docs#3831 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Improve discoverability of effect of a suspended system on delay Open

area-System.Threading.Tasks Pri3 untriaged

dotnet/dotnet-api-docs#3850 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
OverflowException ignores special case for division by -1 Open

area-System.Runtime doc-bug Pri3

dotnet/dotnet-api-docs#3870 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CultureInfo.ThreeLetterISOLanguageName type Open

area-System.Globalization Pri3 untriaged

dotnet/dotnet-api-docs#3949 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Document that Uri can't parse all valid RFC 3986 uri's Open

area-System.Net Pri3 untriaged

dotnet/dotnet-api-docs#3956 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
warning of timing vulnerability with CBC-mode symmetric decryption using padding. Open

area-System.Security Pri3 untriaged

dotnet/dotnet-api-docs#3964 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
EnumBuilder.CreateType() doesn't exist Open

area-System.Reflection.Emit Pri3 untriaged

dotnet/dotnet-api-docs#4827 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
ProcessModelSection.AutoConfig Open

area-System.Web Pri3 untriaged

dotnet/dotnet-api-docs#3974 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Some Max exception documentation is incorrect Open

area-System.Linq Pri3 untriaged

dotnet/dotnet-api-docs#3978 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update documentation for Marshal.GetIUnknownForObject/GetObjectForIUnknown to reflect .NET 5 changes Open

area-System.Runtime.InteropServices Pri3 untriaged

dotnet/dotnet-api-docs#3985 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update the possible values of NumberFormatInfo.CurrencyNegativePattern Open

area-System.Globalization Pri3 untriaged

dotnet/dotnet-api-docs#4002 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Recommend using Windows Runtime type Geolocator instead of GeoCoordinateWatcher Open

area-System.Device help wanted Pri3 untriaged

dotnet/dotnet-api-docs#4003 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
System.Linq.Enumerable.Repeat method: Explanation for count argument slightly inaccurate (nitpicking) Open

area-System.Linq Pri3 untriaged

dotnet/dotnet-api-docs#4012 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Expression.Block behavior mismatch Open

area-System.Linq.Expressions Pri3 untriaged

dotnet/dotnet-api-docs#4498 · 5 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Missing information: Can Exception.Data be null? Open

area-System.Runtime discussion Pri3 untriaged

dotnet/dotnet-api-docs#4045 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Missing an exception on page for Image.FromStream method Open

area-System.Drawing Pri3 untriaged

dotnet/dotnet-api-docs#4051 · 8 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Update DirectoryInfo and FileInfo Create, Delete and Exists changed behavior Open

area-System.IO doc-enhancement doc-update easy help wanted Pri3 untriaged

dotnet/dotnet-api-docs#4061 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
ldstr does not always allocate Open

area-System.Reflection.Emit Pri3 untriaged

dotnet/dotnet-api-docs#4062 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Create plan for porting relevant blog posts to API docs Open

area-Meta Pri3

dotnet/dotnet-api-docs#4074 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CspParameters class OS compatibility Open

area-System.Security Pri3 untriaged

dotnet/dotnet-api-docs#4077 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
PrinterSettings.SupportsColor property is broken Open

area-System.Drawing Pri3 untriaged

dotnet/dotnet-api-docs#4083 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update documentation for NativeLibrary.Load/TryLoad to reflect .NET 5 changes. Open

area-System.Reflection Pri3 untriaged

dotnet/dotnet-api-docs#4084 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
IsConstructedGenericType documentation fix Open

area-System.Reflection Pri3 untriaged

dotnet/dotnet-api-docs#4139 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Should docs state that Decoder and Encoder corrupt internal state during exceptional code paths? Open

area-System.Text.Encoding Pri3

dotnet/dotnet-api-docs#4142 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Behavior of MemoryCache.GetValues did not match with dotnet API doc Open

area-System.Memory Pri3 untriaged

dotnet/dotnet-api-docs#4150 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
AppDomain.CurrentDomain.ActivationContext is not available in dotnet core app 3.1 Open

area-System.Runtime Pri3 untriaged

dotnet/dotnet-api-docs#4165 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Uri.EscapeUriString/EscapeDataString don't do the same thing, yet both have the same remarks section Open

area-System.Net Pri3 untriaged

dotnet/dotnet-api-docs#4174 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 15, 2026

dotnet/dotnet-api-docs

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