🎯 GitHub Copilot SDK Enters Public Preview with Azure AI Foundry Support
GitHub has officially released the Copilot SDK to public preview, bringing a new era of AI-powered development to .NET developers. The SDK introduces a Bring Your Own Key (BYOK) mode that allows developers to use their own API keys for OpenAI, Microsoft Foundry (formerly Azure AI Foundry), or Anthropic models.
Key features include:
- Seamless integration with Azure AI Foundry-hosted models via Managed Identity
- No API keys or GitHub tokens required for enterprise deployments
- Available to all Copilot subscribers, including Copilot Free for personal use
This is a game-changer for .NET developers building intelligent agents on Azure Container Apps.
🗄️ SQL Server 2025 CU4 Brings Automatic Updates
SQL Server 2025 Cumulative Update 4 (CU4) has landed with a major feature: automatic updates. This capability, first introduced in Azure SQL DB seven years ago, is now available for on-premises SQL Server installations.
Administrators can now apply hot patches without downtime, significantly reducing maintenance windows and improving availability for mission-critical databases.
⚡ .NET 10 Blazor: Persistent Component State Arrives
The .NET 10 release continues to mature, with Blazor receiving significant enhancements. The most impactful change is Persistent Component State, which allows Blazor Server applications to maintain state across navigation events without relying on complex state management patterns.
Other notable Blazor improvements in .NET 10:
- Blazor script now served as a static web asset with automatic compression and fingerprinting
- Enhanced JavaScript interop capabilities
- Passkey authentication support
- Major performance gains in AOT compilation
🔧 Visual Studio Code C# Dev Kit Update
Microsoft continues to invest in the C# Dev Kit extension for VS Code, bringing enterprise-grade C# development to the cross-platform editor. Recent updates include:
- Improved solution management
- Enhanced AI-powered development features
- Integrated testing experiences
- Better F# IntelliSense support
The modernize-dotnet agent now helps assess applications, create upgrade plans, and modernize .NET projects directly from VS Code.
☁️ Azure DevOps March 2026: Remote MCP Server in Public Preview
Azure DevOps has released significant March 2026 updates, with the Remote MCP Server now in public preview. This feature delivers AI-powered integration without requiring a local server—perfect for secure, cloud-native DevOps workflows.
Developers can now build custom GitHub Copilot agents that understand their repositories, run tests, create PRs, and deploy via Azure Pipelines.
📱 .NET MAUI in .NET 10
.NET MAUI continues to evolve with .NET 10, receiving refinements in Preview 2 focusing on bug fixes and stability improvements. The framework maintains its position as the go-to solution for cross-platform .NET development targeting iOS, Android, macOS, and Windows from a single codebase.
🔗 Copilot Studio + Microsoft Foundry Integration
Microsoft Copilot Studio now supports seamless integration with Microsoft Foundry agents. This enables organizations to create sophisticated, context-aware agents that leverage specialized models while maintaining governance benefits. The multi-agent collaboration feature allows copilots to orchestrate and collaborate with external Foundry-built agents.
Stay tuned for more updates as the .NET ecosystem continues its rapid evolution in 2026!
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