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Quarantine RunAsync_WaitsForCompletion_Single_RegistrationParameters

area-healthchecksIncludes: Healthchecks (some bugs also in Extensions repo)Includes: Healthchecks (some bugs also in Extensions repo)

test-failure

test-fixed

Status: Closed (completed).

#49745 In dotnet/aspnetcore;

· by captainsafia was closed on Feb 16, 2026

Automate GPG signing of Java Package

affected-very-fewThis issue impacts very few customersThis issue impacts very few customers

area-signalrIncludes: SignalR clients and serversIncludes: SignalR clients and servers

feature-client-javaRelated to the SignalR Java clientRelated to the SignalR Java client

severity-nice-to-haveThis label is used by an internal toolThis label is used by an internal tool

task

Status: Closed (completed).

#5309 In dotnet/aspnetcore;

· by analogrelay was closed on Jan 20, 2026

Provide a pure code model for creating and working with Blazor components

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

Status: Not planned (skipped).

Feature

#44866 In dotnet/aspnetcore;

· by danroth27 was closed on Jan 22, 2026

DOM API Bindings and Blazor support

affected-fewThis issue impacts only small number of customersThis issue impacts only small number of customers

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

feature-blazor-jsinteropThis issue is related to JSInterop in BlazorThis issue is related to JSInterop in Blazor

not-on-roadmap

severity-majorThis label is used by an internal toolThis label is used by an internal tool

Status: Not planned (skipped).

Feature

#28820 In dotnet/aspnetcore;

· by marinasundstrom was closed on Jan 22, 2026

can blazor use the same logic to handle dataAnnotation localization as aspnetcore?

affected-fewThis issue impacts only small number of customersThis issue impacts only small number of customers

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

design-proposalThis issue represents a design proposal for a different issue, linked in the descriptionThis issue represents a design proposal for a different issue, linked in the description

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

feature-localization

severity-majorThis label is used by an internal toolThis label is used by an internal tool

Status: Duplicate of an existing item.

Feature

#29804 In dotnet/aspnetcore;

· by liuliang-wt was closed on Feb 20, 2026

· Duplicate

Consider Razor Analyzer which Recommends <code>InvokeVoidAsync</code> instead of <code>InvokeAsync&lt;object&gt;</code>

analyzerIndicates an issue which is related to analyzer experienceIndicates an issue which is related to analyzer experience

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

copilot-candidate

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

feature-blazor-jsinteropThis issue is related to JSInterop in BlazorThis issue is related to JSInterop in Blazor

Pillar: Dev Experience

Status: Closed (completed).

Feature

#38549 In dotnet/aspnetcore;

· by TanayParikh was closed on Jan 21, 2026

Blazor TempData

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

Pillar: Complete Blazor Web

Priority:2Work that is important, but not critical for the releaseWork that is important, but not critical for the release

Status: Closed (completed).

Feature

#49683 In dotnet/aspnetcore;

· by danroth27 was closed on Feb 3, 2026

Improve the load time performance of Blazor WebAssembly apps on low-end mobile devices

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

feature-blazor-wasmThis issue is related to and / or impacts Blazor WebAssemblyThis issue is related to and / or impacts Blazor WebAssembly

Pillar: Technical Debt

Priority:1Work that is critical for the release, but we could probably ship withoutWork that is critical for the release, but we could probably ship without

triaged

Status: Closed (completed).

Feature

#42284 In dotnet/aspnetcore;

· by danroth27 was closed on Jan 22, 2026

data-permanent doesn't apply to the element with that attribute

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

breaking-changeThis issue / pr will introduce a breaking change, when resolved / merged.This issue / pr will introduce a breaking change, when resolved / merged.

copilot-candidate

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

feature-blazor-enhanced-navigation

Pillar: Complete Blazor Web

Priority:2Work that is important, but not critical for the releaseWork that is important, but not critical for the release

Status: Closed (completed).

Feature

#51021 In dotnet/aspnetcore;

· by SteveSandersonMS was closed on Jan 21, 2026

[Blazor] Add <code>NavigationManager.GetUriWithHash()</code>

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

copilot-candidate

Status: Closed (completed).

#53499 In dotnet/aspnetcore;

· by MackinnonBuck was closed on Jan 22, 2026

OpenAPI XML source generator "slow"

area-minimalIncludes minimal APIs, endpoint filters, parameter binding, request delegate generator etcIncludes minimal APIs, endpoint filters, parameter binding, request delegate generator etc

feature-openapi

Status: Closed (completed).

#61146 In dotnet/aspnetcore;

· by martincostello was closed on Feb 1, 2026

[Blazor] Provide access to the underlying SignalR HttpConnectionDispatcherOptions in AddInteractiveServerRenderMode

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

copilot-candidate

Status: Closed (completed).

#63520 In dotnet/aspnetcore;

· by javiercn was closed on Jan 22, 2026

Add a built-in Environment component

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

copilot-candidate

Status: Closed (completed).

#63689 In dotnet/aspnetcore;

· by danroth27 was closed on Jan 21, 2026

[Blazor] InputFile should implement dispose pattern

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

copilot-candidate

Status: Closed (completed).

#64392 In dotnet/aspnetcore;

· by S-Luiten was closed on Jan 22, 2026

Blazor nested [SupplyParameterFromQuery] causes exception on navigation

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

investigate

Status: Closed (completed).

Bug

#64929 In dotnet/aspnetcore;

· by ben-farrant was closed on Jan 20, 2026

SupplyParameterFromForm doesn't work when there's a referenced class with an abstract member

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

Status: Closed (completed).

#65002 In dotnet/aspnetcore;

· by neoGeneva was closed on Jan 21, 2026

The details info link is incorrect when creating an 11.0 project using the CLI

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

copilot-candidate

Status: Closed (completed).

#65015 In dotnet/aspnetcore;

· by EmilyFeng97 was closed on Jan 15, 2026

There are some warnings “A preload for 'http://localhost:xxxx/_framework/blazor.webassembly.u5pmnvwhn0.js' is found..." in browser console when running 11.0 Blazor WebAssembly Standalone project

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

investigate

Status: Closed (completed).

#65035 In dotnet/aspnetcore;

· by EmilyFeng97 was closed on Jan 19, 2026

Lack of SignalR typescript client release notes

area-signalrIncludes: SignalR clients and serversIncludes: SignalR clients and servers

Status: Closed (completed).

#50772 In dotnet/aspnetcore;

· by alex-airbox was closed on Nov 18, 2025

[Blazor] Add no-transform to the cache headers for the resource collection endpoint

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

Status: Closed (completed).

#65512 In dotnet/aspnetcore;

· by javiercn was closed on Mar 9, 2026

ResourceCollectionProvider leaks an <code>IJSObjectReference</code>.

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

Status: Closed (completed).

#65596 In dotnet/aspnetcore;

· by KristofferStrube was closed on Mar 2, 2026

[System.Text.Json] Serializer loses precision on ulong

area-minimalIncludes minimal APIs, endpoint filters, parameter binding, request delegate generator etcIncludes minimal APIs, endpoint filters, parameter binding, request delegate generator etc

Needs: Attention 👋This issue needs the attention of a contributor, typically because the OP has provided an update.This issue needs the attention of a contributor, typically because the OP has provided an update.

Needs: ReproIndicates that the team needs a repro project to continue the investigation on this issueIndicates that the team needs a repro project to continue the investigation on this issue

Status: Closed (completed).

#52393 In dotnet/aspnetcore;

· by queequac was closed on Jun 1, 2024

"Authorize" attribute in razor page in webassembly project requires also authorization on server side

✔️ Resolution: DuplicateResolved as a duplicate of another issueResolved as a duplicate of another issue

area-blazorIncludes: Blazor, Razor ComponentsIncludes: Blazor, Razor Components

enhancementThis issue represents an ask for new feature or an enhancement to an existing oneThis issue represents an ask for new feature or an enhancement to an existing one

Pillar: Dev Experience

Status: Resolved

Status: Closed (completed).

#52530 In dotnet/aspnetcore;

· by ihorlazarenko was closed on Apr 9, 2024

DefaultProblemDetailsWriter Doesn't Handle Media Type Subsets

area-networkingIncludes servers, yarp, json patch, bedrock, websockets, http client factory, and http abstractionsIncludes servers, yarp, json patch, bedrock, websockets, http client factory, and http abstractions

help wantedUp for grabs. We would accept a PR to help resolve this issueUp for grabs. We would accept a PR to help resolve this issue

Status: Closed (completed).

#52577 In dotnet/aspnetcore;

· by commonsensesoftware was closed on Nov 19, 2025

Epic: Eventing Framework in .NET 9

area-minimalIncludes minimal APIs, endpoint filters, parameter binding, request delegate generator etcIncludes minimal APIs, endpoint filters, parameter binding, request delegate generator etc

EpicGroups multiple user stories. Can be grouped under a theme.Groups multiple user stories. Can be grouped under a theme.

Status: Not planned (skipped).

#53219 In dotnet/aspnetcore;

· by captainsafia was closed on Sep 25, 2025