API diff between .NET 10 and .NET 11

[github-actions]

Note

Cumulative public API diff .NET 10 → .NET 11, currently reflecting .NET 11 RC 1. Refreshes as .NET 11 advances toward release.

Draft — auto-maintained while .NET 11 RC 1 is the in-development frontier.

This is the cumulative (major-to-major) API diff: 10.0-ga (10.0.0) → 11.0-rc.1 (11.0.0-rc.1.26381.106).

How this was generated

Generated by the api-diff skill / RunApiDiff.ps1.

• Previous: 10.0.0 @ https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public/nuget/v3/index.json
• Current: 11.0.0-rc.1.26381.106 @ https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet11/nuget/v3/index.json
• Generated at: 2026-08-01T14:08:59Z
• Report count: 100 files

This is the cumulative diff vs the prior major (.NET 10 GA) and refreshes as .NET 11 advances toward release.

Status

in-development — draft while .NET 11 RC 1 is the in-development frontier on main.

Review checklist

Repo area owners

• ASP.NET - @dotnet/aspnet-api-review
• WinForms - @dotnet/dotnet-winforms
• WPF - @dotnet/wpf-developers @dotnet/dotnet-wpf-maintainers
• Runtime - @JulieLeeMSFT @steveisok @agocke @lewing
• Libraries - @jeffhandley @SamMonoRT @karelz

Libraries area owners

• Extensions-Caching (Microsoft.Extensions.Caching.Abstractions) - @dotnet/area-extensions-caching
• Extensions-Configuration (Microsoft.Extensions.Configuration.Abstractions) - @dotnet/area-extensions-configuration
• Extensions-DependencyInjection (Microsoft.Extensions.DependencyInjection.Abstractions) - @dotnet/area-extensions-dependencyinjection
• System.Diagnostics.Metric (Microsoft.Extensions.Diagnostics.Abstractions) - @dotnet/area-system-diagnostics-metric
• Extensions-FileSystem (Microsoft.Extensions.FileProviders.Abstractions) - @dotnet/area-extensions-filesystem
• Extensions-Hosting (Microsoft.Extensions.Hosting.Abstractions) - @dotnet/area-extensions-hosting
• Extensions-Logging (Microsoft.Extensions.Logging.Abstractions) - @dotnet/area-extensions-logging
• Extensions-Options (Microsoft.Extensions.Options) - @dotnet/area-extensions-options
• Extensions-Primitives (Microsoft.Extensions.Primitives) - @dotnet/area-extensions-primitives
• System.Collections (System.Collections, System.Collections.Immutable) - @dotnet/area-system-collections
• System.ComponentModel.DataAnnotations (System.ComponentModel.Annotations) - @dotnet/area-system-componentmodel-dataannotations
• System.ComponentModel (System.ComponentModel.TypeConverter) - @dotnet/area-system-componentmodel
• System.Console - @dotnet/area-system-console
• System.Diagnostics.Activity (System.Diagnostics.DiagnosticSource) - @dotnet/area-system-diagnostics-activity
• System.Diagnostics.Process - @dotnet/area-system-diagnostics-process
• System.Diagnostics.Tracing - @dotnet/area-system-diagnostics-tracing
• System.Drawing (System.Drawing.Primitives) - @dotnet/area-system-drawing
• System.Formats.Asn1 - @dotnet/area-system-formats-asn1
• System.Formats.Tar - @dotnet/area-system-formats-tar
• System.IO.Compression (System.IO.Compression, System.IO.Compression.Brotli, System.IO.Compression.ZipFile) - @dotnet/area-system-io-compression
• System.IO (System.IO.Pipes) - @dotnet/area-system-io
• System.Linq (System.Linq, System.Linq.AsyncEnumerable, System.Linq.Queryable) - @dotnet/area-system-linq
• System.Linq.Expressions - @333fred
• System.Memory - @dotnet/area-system-memory
• System.Net.Http - @dotnet/ncl
• System.Net (System.Net.Mail, System.Net.NameResolution, System.Net.Primitives) - @dotnet/ncl
• System.Net.Quic - @dotnet/ncl
• System.Net.Security - @dotnet/ncl @bartonjs @vcsjones
• System.Net.Sockets - @dotnet/ncl
• System.Numerics (System.Numerics.Vectors, System.Runtime.Numerics) - @dotnet/area-system-numerics
• System.Reflection.Emit (System.Reflection.Emit, System.Reflection.Emit.ILGeneration) - @dotnet/area-system-reflection-emit
• System.Runtime.InteropServices.JavaScript - @pavelsavara
• System.Runtime.InteropServices - @dotnet/interop-contrib
• System.Runtime.Intrinsics - @dotnet/area-system-runtime-intrinsics
• System.Runtime (System.Runtime, System.Runtime.Loader) - @dotnet/area-system-runtime
• System.Security (System.Security.Cryptography) - @bartonjs @vcsjones @dotnet/area-system-security
• System.Text.Json - @dotnet/area-system-text-json
• System.Text.RegularExpressions - @dotnet/area-system-text-regularexpressions
• System.Threading - @vsadov

Feedback applied

None.

Automation state

# api-diff:state:begin
# api-diff-marker: 10.0-ga_to_11.0
track: "major-to-major"
previous-version-milestone: "10.0-ga"
current-version-milestone: "11.0-rc.1"
previous-version: "10.0.0"
current-version: "11.0.0-rc.1.26381.106"
previous-feed: "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public/nuget/v3/index.json"
current-feed: "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet11/nuget/v3/index.json"
status: "in-development"
report-count: 100
generated-at: "2026-08-01T14:08:59Z"
temporary-attributes-excluded: []
# api-diff:state:end

Generated by API Diff Worker · 70.3 AIC · ⌖ 6.37 AIC · ⊞ 11.2K · ◷

[azure-pipelines]

Azure Pipelines:
There may be pipelines that require an authorized user to comment /azp run to run.

[github-actions]

Commit pushed: f88b6cd

Generated by API Diff Worker · 44 AIC · ⌖ 5.78 AIC · ⊞ 11.2K

[github-actions]

Commit pushed: e14c3c0

Generated by API Diff Worker · 74.9 AIC · ⌖ 10.6 AIC · ⊞ 11.2K

[github-actions]

Commit pushed: 70b8ff1

Generated by API Diff Worker · 70.3 AIC · ⌖ 6.37 AIC · ⊞ 11.2K