4月4日はMicrosoft設立記念日(50周年)。
Microsoft celebrates 50 years
Durable Task Scheduler
- Public preview: Durable Task Scheduler for Azure Functions
- Durable Task SchedulerがPublic Preview。
- Announcing the public preview launch of Azure Functions durable task scheduler
Azure Storage
- Learn more about what’s new with Microsoft Azure Storage at KubeCon Europe 2025
- Blob StorageのBlobFuse2あたり
- azure-storage-fuse/CHANGELOG.md at main · Azure/azure-storage-fuse
Azure SQL
- Hybrid Search in SQL Server and Azure SQL Database
- SQL ServerとAzure SQLにHybrid SearchとRRF Re-rankingがくるぽい。
- Python Vector Store Connectors update: Faiss, Azure SQL Server and Pinecone
- Generally Available: I/O Performance Analysis—SQL Server on Azure Virtual Machines
- Generally Available: Azure SQL Updates for Early-April 2025
Azure Database for PostgreSQL
- Public Preview: Fabric Mirroring for Azure Database for PostgreSQL – flexible server
- Flexible ServerでMicrosoft FabricのMirroring対応がPreview。
Cosmos DB
- Power BI Integration with Azure Cosmos DB Explained – Azure Cosmos DB Blog
- Public Preview: Self-serve Enablement for All Cersions and deletes mode in Azure Cosmos DB for NoSQL
- Change Feedですべてのバージョンと削除モードがPreview。機能を有効化すると削除操作やTTLの変更などもとれるようになります(以前は削除などとれなかった)。
- Change feed modes in Azure Cosmos DB | Microsoft Learn

Virtual Network
- Public Preview: Increased VNet limits for Private Endpoints
- Private EndpointsのVNET制限が引き上げ。5000 → 2万かな。
Azure Front Door
- Generally Available: Azure Front Door WebSocket
- Front Door Standard/PremiumでWebSocketサポートがGA。
- Azure Front Door WebSocket | Microsoft Learn
Azure Application Gateway
- Generally Available: Application Gateway as a Private Link Enabled Origin for Front Door Premium
- Azure Front Door PremiumのPrivate Link対応オリジンとしてApplication Gatewayを使える機能がGA。
- Connect Azure Front Door Premium to an Azure Application Gateway origin with Private Link – Azure Private Link | Microsoft Learn
Azure API Management
- Announcing open public preview of inbound private endpoint for Standard v2 tier of API Management
- Standard v2で受信用プライベートエンドポイントがPreview。
Azure AI Foundry
- Introducing AI Red Teaming Agent: Accelerate Your Trustworthy AI Journey with Azure AI Foundry
- 生成AIシステム向けAI Red Teaming AgentがPreview。脆弱性の検証したりできるエージェントな感じですかね。Microsoft AI レッド チーム のOSSをAzure AI Foundryに統合したり。
- Unlocking the Power of Agentic Applications: New Evaluation Metrics for Quality and Safety
- Python用の新しい評価ライブラリがAzure AI Foundryに。これを使うとエージェントのリスクと安全性、品質などの評価ができるようになります。
- Agent Evaluation with Azure AI Evaluation SDK – Azure AI Foundry | Microsoft Learn
- Azure AI Foundry Extension for Visual Studio Code Now In Preview
- Visual Studio Code用のAzure AI Foundry拡張もPreview。
- Introducing the Llama 4 herd in Azure AI Foundry and Azure Databricks
- 本家でも出ましたがLlama 4たちがAI FoundryとAzure Databricksにきました。Llama 4 ScoutとLlama 4 Maverick。さすがにアクティブ288B、トータル2TパラメータのBehemothはきてないですね。
- MaverickのほうはH100が1枚で動くらしい。
- Meta、ネイティブマルチモーダルAI「Llama 4」発表 最小モデルは「H100」1枚で利用可能 – ITmedia AI+
Azure DevOps
- CDN Domain URL change for Agents in Pipelines – Azure DevOps Blog
- Boards Integration with GitHub Enterprise Cloud and Data Residency (Public Preview)
- April Patches for Azure DevOps Server and Team Foundation Server – Azure DevOps Blog
Azure Backup
- Private Preview: Threat Detection in Azure Backup Powered by MDC
- Private PreviewですがAzure BackupのバックアップデータでMicrosoft Defender for Cloudと統合して高度な脅威検出ができるようになる感じでしょうか。
Azure NetApp Files
Azure Carbon optimization
- Public Preview: New Enhancements to Carbon Optimization – Expanded API limits, Subscription Reader Access, and Filtering Options
- 新しいAPIバージョンがPreview。サブスクリプション閲覧者ロールやリソースの種類別排出量レポート、フィルタなどなど。
- Azure carbon optimization – Azure Carbon Optimization | Microsoft Learn
Power BI
- Updates to org apps (Preview) – more customization, deployment pipelines, and Git – plus what’s next like new license support and audiences!
- The first Power BI DataViz World Champion – Jon Sandmann
- Sanofi’s Power BI Data Visualization Competition: An Inspiring Initiative Focused on the Paris Olympic Games
- Update to the Power BI Embedded Analytics Accelerators Program
Power Apps
Microsoft Fabric
- Announcing Fabric User Data Functions (Preview)
- New Eventstream sources: MQTT, Solace PubSub+, Azure Data Explorer, Weather & Azure Event Grid
- Folder REST API (Preview)
- Best-in-class connectivity and data movement with Data Factory in Fabric
- DataOps in Fabric Data Factory
- Workload Development Kit – OneLake support and Developer Experience enhancements
- AI-powered development with Data Factory Microsoft Fabric
- Optimizing for CI/CD in Microsoft Fabric
- Implementing proactive monitoring with KQL query alerts with Activator
- Content Sharing Report (Preview)
- OPENROWSET function in Fabric Data Warehouse (Generally Available)
- Building an analytical web application with Microsoft Fabric
- Utilize User Data Functions in Data pipelines with the Functions activity (Preview)
- Announcing permission model changes for OneLake events in Fabric Real-Time Hub
- Understanding Real-Time Intelligence CDC connector for PostgreSQL database
Windows
- Announcing Windows 11 Insider Preview Build 26120.3671 (Beta Channel)
- Announcing Windows 11 Insider Preview Build 26200.5518 (Dev Channel)
- Announcing Windows 11 Insider Preview Build 22635.5170 (Beta Channel)
- Copilot on Windows: Vision and file search begin rolling out to Windows Insiders
Microsoft Copilot
- Your AI Companion – The Official Microsoft Blog
- Copilot Search
- Bing検索とCopilotを組み合わせたCopilot Searchが利用できるようになりました。
- Introducing Copilot Search in Bing | Bing Search Blog
- https://www.bing.com/copilotsearch
- Copilot Search | Microsoft Bing
- Generally Available: Microsoft Copilot in Azure is Now Generally Available
- Microsoft Copilot in AzureがGA。
- Generally
Available: Azure Networking Capabilities for Microsoft Copilot in Azure - Generally
Available: Troubleshoot Disk Performance with Copilot in Azure - Announcing
General Availability of Authoring API Management Policies with Microsoft Copilot
in Azure - Microsoft Copilot in Azure | Microsoft Azure
Microsoft Entra
- April 2025: A look at the latest Microsoft Entra key feature releases, announcements, and updates
- Updateまとめ。
Microsoft Defender
GitHub
- Copilot code review now generally available – GitHub Changelog
- Vibe coding with GitHub Copilot: Agent mode and MCP support rolling out to all VS Code users – The GitHub Blog
- Vibe coding with GitHub Copilot: Agent mode and MCP support rolling out to all VS Code users
- GitHub Copilotでバイブコーディング:エージェントモードとMCPサポートがVS Codeユーザーに提供開始 – GitHubブログ
- Git turns 20: A Q&A with Linus Torvalds – The GitHub Blog
- Gitが20周年。
Regions
- Hola, Spain Central! Microsoft Dev Box Expands in Europe
- Serverless Fine Tuning Now In More US-Regions!
- Generally Available: Microsoft Azure Available from New Azure for U.S. Government Secret Cloud Region in the US
Tools
- Semantic Kernel Agents are now Generally Available | Semantic Kernel
- Semantic Kernel Agents がGA。
- Python in Visual Studio Code – April 2025 Release – Microsoft for Python Developers Blog
- Azure Developer CLI (azd) – April 2025 – Azure SDK Blog
- Dev Proxy v0.26 with improved mocking and plugin validation
- Announcing Windows Community Toolkit v8.2 – #ifdef Windows
- Pure Virtual C++ 2025 Talks Announced – C++ Team Blog
- What’s New in vcpkg (March 2025) – C++ Team Blog
- .NET Aspire and Azure Functions integration preview
Documents
- Part 3 – Babylon.js 8.0: glTF, USDz, and WebXR advancements
- Using OpenAI’s Audio-Preview Model with Semantic Kernel
- Model Mondays: Teaching your model new tricks with fine-tuning
- Getting Results with AI Agents + Bing Grounding
- Microsoft Dev Box subscriptions and licensing requirements demystified: What You Need and Why
- Dev Boxのライセンス周りの話。
- Agent debugging experience in Microsoft 365 Copilot
- How we ended up rewriting NuGet Restore in .NET 9 – .NET Blog
その他
- 日本語公式とか
- Booking.com のなりすましによるフィッシング攻撃が、認証情報窃盗マルウェアを配信
- Microsoft 365 Copilot Chat – すべての従業員に Copilot を導入
- Copilot を活用したコンテンツ制作 – 戦略策定からキャンペーン管理まで
- 徹底解説: Azure AI Foundry の初心者向けガイド
- Microsoft 365 Copilot で生産性を向上
- Copilot in OneDrive: ファイルを革新的に活用できる新機能
- Windows 365で生産性とROIを最大化:新しいイノベーションが一般提供開始へ
- Microsoft 365 Copilot の新機能 | 2025 年 3 月
- 【法人・教育機関向け】Surface 新年度応援キャンペーン
- サポートの中の人とか
- Microsoft Intune Enrollment を Entra ID に登録する
- 重要な変更のお知らせ: Microsoft Entra Permissions Management の販売終了と廃止
- Microsoft Entra Health アラートのご紹介: テナントの監視機能の強化
- Azure OpenAI Embeddings Models 比較メモ #AzureAISearch – Qiita
- MCP関連
- 英語公式とか
- Decoding Agents: What Leaders Need to Know Now
- Enhancing healthcare productivity and security with Windows Cloud solutions
- Celebrating Microsoft’s 50 years – The Official Microsoft Blog
- マイクロソフト、50 周年を祝う – News Center Japan
- Microsoft 50周年。
- Windows wallpapers worth celebrating … 50周年壁紙集。
- あなたの AI アシスタント – News Center Japan
- AI Revolutionizes Search: Key Insights from Microsoft Accelerate…
- Inspiration from the Copilot Scenario Library for education
- Research Focus: Week of April 7, 2025 – Microsoft Research
- New capabilities in Azure AI Foundry to build advanced agentic applications
- 15 milestones that shaped Microsoft’s vision for AI – Source
- 懐かしいプロジェクトもちらほら。
- Events
- What’s new with Microsoft in open-source and Kubernetes at KubeCon + CloudNativeCon Europe 2025
- 4月25日(金) 開催!Windows 365 Link GA記念!イベント – Windows Blog for Japan
- Build AI agents with Python in #AgentsHack – Microsoft for Python Developers Blog
- Tech Accelerator: Azure security and AI adoption
- Save the date: Annual Xbox Games Showcase livestreams June 8
- GitHub Universe 2025
- Azure SQL Database の LTR について at SE の雑記