API diff between .NET 10 and .NET 11

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Note

Cumulative public API diff .NET 10 → .NET 11, currently reflecting .NET 11 Preview 7. Refreshes as .NET 11 advances toward release.

Draft — auto-maintained while .NET 11 Preview 7 is the in-development frontier.

Diff: 10.0-ga (10.0.0) → 11.0-preview.7 (11.0.0-preview.7.26366.102) — major-to-major (cumulative diff vs prior major; refreshes as the head advances)

How this was generated: via 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-preview.7.26366.102 @ https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet11/nuget/v3/index.json
• Generated at: 2026-07-23T14:05:20Z
• Report count: 96 files

Status: in-development — draft while .NET 11 is still 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 - @dotnet/area-extensions-caching
• Extensions-Configuration - @dotnet/area-extensions-configuration
• Extensions-DependencyInjection - @dotnet/area-extensions-dependencyinjection
• Extensions-Diagnostics - @dotnet/area-system-diagnostics-metric
• Extensions-FileSystem - @dotnet/area-extensions-filesystem
• Extensions-Hosting - @dotnet/area-extensions-hosting
• Extensions-Logging - @dotnet/area-extensions-logging
• Extensions-Options - @dotnet/area-extensions-options
• Extensions-Primitives - @dotnet/area-extensions-primitives
• System.Collections - @dotnet/area-system-collections
• System.ComponentModel - @dotnet/area-system-componentmodel
• System.ComponentModel.DataAnnotations - @dotnet/area-system-componentmodel-dataannotations
• System.Console - @dotnet/area-system-console
• System.Diagnostics.Process - @dotnet/area-system-diagnostics-process
• System.Diagnostics.Tracing - @dotnet/area-system-diagnostics-tracing
• System.Drawing - @dotnet/area-system-drawing
• System.Formats.Asn1 - @dotnet/area-system-formats-asn1
• System.IO - @dotnet/area-system-io
• System.IO.Compression - @dotnet/area-system-io-compression
• System.Linq - @dotnet/area-system-linq
• System.Linq.Expressions - @333fred
• System.Memory - @dotnet/area-system-memory
• System.Net - @dotnet/ncl
• System.Numerics - @dotnet/area-system-numerics
• System.Reflection.Emit - @dotnet/area-system-reflection-emit
• System.Runtime - @dotnet/area-system-runtime
• System.Runtime.InteropServices - @dotnet/interop-contrib
• System.Runtime.InteropServices.JavaScript - @pavelsavara
• System.Runtime.Intrinsics - @dotnet/area-system-runtime-intrinsics
• System.Runtime.Loader (AssemblyLoader) - @agocke @elinor-fung
• 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-preview.7"
previous-version: "10.0.0"
current-version: "11.0.0-preview.7.26366.102"
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: 96
generated-at: "2026-07-23T14:05:20Z"
temporary-attributes-excluded: []
# api-diff:state:end

Generated by API Diff Worker · 55 AIC · ⌖ 6.94 AIC · ⊞ 11.2K · ◷

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