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Back to Milestones

11.0-preview5

Open

Due by June 9, 2026

•Last updated May 19, 2026

71% complete

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Select all issues: List view

0 issues of 61 selected

Open
(61)
Closed
(153)

Blazor Custom Route Constraints

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-builtin-componentsFeatures related to the built in components we ship or could ship in the futureFeatures related to the built in components we ship or could ship in the future

feature-routing

on-roadmapListed on the current release roadmapListed on the current release roadmap

Pillar: Complete Blazor Web

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

Status: Open.

#28938 In dotnet/aspnetcore;

· GravlLift opened

on Dec 30, 2020

Nested Routing In Blazor

affected-mediumThis issue impacts approximately half of our customersThis issue impacts approximately half of our 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-builtin-componentsFeatures related to the built in components we ship or could ship in the futureFeatures related to the built in components we ship or could ship in the future

needs-prototype

on-roadmapListed on the current release roadmapListed on the current release roadmap

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

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

Status: Open.

#11212 In dotnet/aspnetcore;

· AmarjeetBanwait opened

on Jun 14, 2019

[Blazor] Framework support for per-page JavaScript logic

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

on-roadmapListed on the current release roadmapListed on the current release roadmap

Pillar: Complete Blazor Web

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

Status: Open.

#52273 In dotnet/aspnetcore;

· MackinnonBuck opened

on Nov 22, 2023

[Blazor] Built-in components improvements

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

on-roadmapListed on the current release roadmapListed on the current release roadmap

Pillar: Dev Experience

Status: Open.

#58819 In dotnet/aspnetcore;

· javiercn opened

on Nov 6, 2024

[Blazor] Cascading Parameter that transfers across render boundaries

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

Pillar: Complete Blazor Web

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

Status: Open.

#51969 In dotnet/aspnetcore;

· javiercn opened

on Nov 9, 2023

Introduce the concept of state transitions in Blazor to allow for e.g. animations

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-builtin-componentsFeatures related to the built in components we ship or could ship in the futureFeatures related to the built in components we ship or could ship in the future

needs-prototype

on-roadmapListed on the current release roadmapListed on the current release roadmap

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

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

Status: Open.

#10389 In dotnet/aspnetcore;

· tomRedox opened

on May 20, 2019

`ScrollToItemAsync(int itemIndex)` design for Virtualization

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

feature-blazor-virtualizationThis issue is related to the Blazor Virtualize componentThis issue is related to the Blazor Virtualize component

feature-request

Status: Open.

#66328 In dotnet/aspnetcore;

· ilonatommy opened

on Apr 15, 2026

[API Proposal] Localization support for Microsoft.Extensions.Validation

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

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

feature-validationIssues related to model validation in minimal and controller-based APIsIssues related to model validation in minimal and controller-based APIs

Status: Open.

#66392 In dotnet/aspnetcore;

· oroztocil opened

on Apr 20, 2026

Add a Blazor Cache component

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

on-roadmapListed on the current release roadmapListed on the current release roadmap

Status: Open.

#55520 In dotnet/aspnetcore;

· danroth27 opened

on May 3, 2024

[aspnetcore 10] minimal api validation - localization

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

feature-validationIssues related to model validation in minimal and controller-based APIsIssues related to model validation in minimal and controller-based APIs

Status: Open.

#64626 In dotnet/aspnetcore;

· mkalinski93 opened

on Dec 3, 2025

Blazor Form Validation Enhancements

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

on-roadmapListed on the current release roadmapListed on the current release roadmap

Status: Open.

#64892 In dotnet/aspnetcore;

· javiercn opened

on Dec 29, 2025

Automatically pause circuit on inactivity

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

on-roadmapListed on the current release roadmapListed on the current release roadmap

Status: Open.

#64886 In dotnet/aspnetcore;

· javiercn opened

on Dec 29, 2025

Virtualize component Row Index Enhancements (API to scroll to item)

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-virtualizationThis issue is related to the Blazor Virtualize componentThis issue is related to the Blazor Virtualize component

Pillar: Complete Blazor Web

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

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

Status: Open.

#26943 In dotnet/aspnetcore;

· bancroftway opened

on Oct 15, 2020

Virtualize support for controlling scroll position

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

feature-blazor-virtualizationThis issue is related to the Blazor Virtualize componentThis issue is related to the Blazor Virtualize component

on-roadmapListed on the current release roadmapListed on the current release roadmap

Status: Open.

#64889 In dotnet/aspnetcore;

· javiercn opened

on Dec 29, 2025

Revisit hot reload browser refresh script injection

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-hot-reloadThis issue is related to the Hot Reload feaatureThis issue is related to the Hot Reload feaature

on-roadmapListed on the current release roadmapListed on the current release roadmap

Pillar: Dev Experience

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

Status: Open.

#45213 In dotnet/aspnetcore;

· MackinnonBuck opened

on Nov 21, 2022

API Proposal: Microsoft.AspNetCore.Components.Testing E2E infrastructure

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66394 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: BrowserConfiguration for server-to-client configuration

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66393 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: Media components (Image, Video, FileDownload)

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66391 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: Blazor SSR TempData support

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66390 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: QuickGrid OnRowClick EventCallback

api-approvedAPI was approved in API review, it can be implementedAPI was approved in API review, it can be implemented

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

Status: Open.

#66389 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: BasePath component for Blazor

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66388 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: ServerComponentsEndpointOptions.ConfigureConnection

api-approvedAPI was approved in API review, it can be implementedAPI was approved in API review, it can be implemented

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

Status: Open.

#66387 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: InputFile.Dispose(bool) virtual dispose pattern

api-approvedAPI was approved in API review, it can be implementedAPI was approved in API review, it can be implemented

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

Status: Open.

#66386 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: EnvironmentBoundary component for Blazor

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66385 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

API Proposal: NavigationManagerExtensions.GetUriWithHash

api-ready-for-reviewAPI is ready for formal API review - https://github.com/dotnet/apireviewsAPI is ready for formal API review - https://github.com/dotnet/apireviews

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

Status: Open.

#66384 In dotnet/aspnetcore;

· javiercn opened

on Apr 20, 2026

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