トピックス
MCP C# SDK Gets Major Update: Support for Protocol Version 2025-06-18 - .NET Blog
https://devblogs.microsoft.com/dotnet/mcp-csharp-sdk-2025-06-18-update/
NuGet.org Package Deletion – Learnings & Prevention · NuGet/Home · Discussion #14429
https://github.com/NuGet/Home/discussions/14429
Announcing Uno Platform 6.1: CommandBarFlyout, Studio Updates, and More
https://platform.uno/blog/uno-platform-6-1/
Aspire Roadmap (2025 → 2026) · dotnet aspire · Discussion #10644
https://github.com/dotnet/aspire/discussions/10644
Upcoming Changes to JetBrains .NET Tools | The .NET Tools Blog
https://blog.jetbrains.com/dotnet/2025/07/25/upcoming-changes-to-dotnet-tools/
リリース
- aws/aws-sdk-net
- Azure/azure-cosmos-dotnet-v3
- Azure/azure-sdk-for-net
- Azure.AI.Agents.Persistent_1.1.0, Azure.Communication.CallAutomation_1.4.1, Azure.ResourceManager_1.13.2, Azure.ResourceManager.RedisEnterprise_1.2.0, Azure.ResourceManager.RedisEnterprise_1.2.1, Azure.Storage.DataMovement_12.2.0, Azure.Storage.DataMovement.Blobs_12.2.0, Azure.Storage.DataMovement.Files.Shares_12.2.0, Microsoft.Azure.WebJobs.Extensions.SignalRService_2.1.0, Microsoft.Azure.WebJobs.Extensions.Storage_5.3.5, Microsoft.Azure.WebJobs.Extensions.Storage.Blobs_5.3.5, Microsoft.Azure.WebJobs.Extensions.Storage.Queues_5.3.5
- dotnet/orleans
- dotnet/SqlClient
- googleapis/google-cloud-dotnet
- Google.Cloud.Bigtable.V2-3.20.0, Google.Cloud.Compute.V1-3.11.0, Google.Cloud.Container.V1-3.35.0, Google.Cloud.Firestore.Admin.V1-3.14.0, Google.Cloud.NetworkConnectivity.V1-2.11.0, Google.Cloud.PolicySimulator.V1-1.3.0, Google.Cloud.Run.V2-2.15.0, Google.Cloud.Video.Transcoder.V1-2.10.0, Google.Maps.AddressValidation.V1-1.5.0
- StackExchange/StackExchange.Redis
- unoplatform/uno
アーティクル、スライドなど
自転車型入力デバイスのシステム構築
https://qiita.com/NSS_FS_ENG/items/046b7b2d77c76b9c3297
天文学を活用して C# で太陽位置を計算する方法
https://qiita.com/haystacker/items/22ac24d4e15f20ea46fc
ASP.NET Core Identityで最終ログイン日時を保存する
https://qiita.com/omt_teruki/items/b509774cba24109a1842
Joystick Navigation UI in .NET MAUI
https://dev.to/icebeam7/joystick-navigation-ui-in-net-maui-5974
ASP.NET CoreでAzure Monitor OpenTelemetryを使いログを出力する
https://zenn.dev/zead/articles/application-insight
C# SDKを使ってMCPツールを設定したAzure AI Foundry Agentを作成する
https://qiita.com/ns_asaka/items/f5ee4b06aa7b4ed0fa5d
Fresh Learning Paths Now Available on Pluralsight for VS Subscribers - Visual Studio Blog
https://devblogs.microsoft.com/visualstudio/vss-pluralsight-2025-2/
Real-Time Server-Sent Events in ASP.NET Core and .NET 10
https://dev.to/antonmartyniuk/real-time-server-sent-events-in-aspnet-core-and-net-10-349b
高速なC#を書くために知っておくべきもの
https://zenn.dev/aakei/articles/b858aee98b602e
The ReSharper and .NET Tools 2025.2 Release Candidates Are Now Available | The .NET Tools Blog
https://blog.jetbrains.com/dotnet/2025/07/24/resharper-dot-net-tools-2025-2-release-candidate/
The Rider 2025.2 Release Candidate Is Here! | The .NET Tools Blog
https://blog.jetbrains.com/dotnet/2025/07/24/the-rider-2025-2-release-candidate/
Fighting through Setting up Microsoft Trusted Signing
https://weblog.west-wind.com/posts/2025/Jul/20/Fighting-through-Setting-up-Microsoft-Trusted-Signing
Solving the source generator 'marker attribute' problem in .NET 10: Exploring the .NET 10 preview - Part 4
Ask Mode vs Agent Mode - Choosing the Right Copilot Experience for .NET - .NET Blog
https://devblogs.microsoft.com/dotnet/ask-mode-vs-agent-mode/
Composition, Polymorphism, and Pattern Matching with JSON Schema and .NET | endjin
https://endjin.com/blog/2025/07/composition-polymorphism-pattern-matching-with-json-schema-dotnet
BlazorでNavigationManagerをテストする方法 - Qiita
https://qiita.com/KM_20005/items/0a8c8911b641e50e7ebd
ASP.NET CoreでIPアドレスによるアクセス制御をしてみる - Qiita
https://qiita.com/omt_teruki/items/267b3fefc5d846d6d085
.NET Aspire 2: The Developer Dashboard
https://www.telerik.com/blogs/net-aspire-2-developer-dashboard
Solving the Cross-Platform Flyout Problem in .NET
https://platform.uno/blog/solving-the-cross-platform-flyout-problem-in-net/
ドラッグ&ドロップでサーバにファイルを渡す (MudBlazor)
https://zenn.dev/tetr4lab/articles/3172abc12bad43
WPF使いのためのWinUI 3:Template Studioで生成してUnpackagedでデバッグ実行できるようにする手順
https://zenn.dev/suusanex/articles/7deb1dbdf092fa
ASP.NET Core OData + Blazor WebAssembly + Kiota でCookie認証を実装する
https://zenn.dev/hat_kotap/articles/f54cf9519bfbd5
C#でアンマネージドライブラリの読み込みをフックしてパス解決を好き放題する
https://zenn.dev/yamachu/articles/c17326623d3837
C#でMCP Serverを作る
https://zenn.dev/yakumo3/articles/acae16a28ddf47
【.NET 10.0】dnx 等【Preview 6】
https://zenn.dev/sator_imaging/articles/8535ccd699f677
ツイート
As I work on Resharper performance, I learn about limitations of .NET (at least, .NET Framework) that I wasn't aware of. Here, I shaved 1 second of CPU time on startup by... removing a call to Array.Empty<T>. pic.twitter.com/JJY2h6W8fO
— Kevin Gosse (@KooKiz) July 23, 2025