Microsoft Introduces WinApp CLI to Unify Windows App Development Workflows

In January 2026, Microsoft announced the public preview of the WinApp CLI, a new command-line tool intended to consolidate common Windows application development tasks into a single interface. The tool is available as open source and targets developers working across frameworks such as .NET, C++, Electron, and Rust. The announcement reflects long-standing complexity in Windows … Read more

.NET 11 Preview 2 Updates MAUI with Performance Improvements and Platform Refinements

.NET 11 Preview 2 introduces a set of targeted updates to .NET Multi-platform App UI (MAUI), focusing on the Map control, binding performance, and API consistency. The changes are incremental but concrete, addressing specific usability and performance issues in XAML, data binding, and control behaviour. The release continues the recent direction of refining existing APIs … Read more

.NET 11 Preview 2 Brings Performance Gains, Improved Mapping, and Native OpenTelemetry Support

Last week, Microsoft released the second preview of .NET 11, bringing a wide range of improvements across its development platform. As reported, the release covers updates to the runtime, SDK, libraries, ASP.NET Core, Blazor, .NET MAUI, F#, and more. The preview is available now, and as stated, it represents a significant step forward in the … Read more

Microsoft Launches MCP C# SDK v1.0, Bringing Full Support for Latest Protocol Specification

Microsoft team has announced the release of version 1.0 of their official Model Context Protocol (MCP) C# SDK, bringing full support for the 2025-11-25 version of the MCP Specification.  The new version introduces several notable capabilities aimed at developers building MCP servers and clients in .NET. As stated, one of the most significant additions is enhanced authorization … Read more

ASP.NET Core in .NET 11 Preview 1 Brings New Blazor Components, Improved Navigation, and WebAssembly

Microsoft has released the first preview of ASP.NET Core in .NET 11, introducing a range of new features and improvements aimed at enhancing the developer experience across Blazor, OpenAPI, and general web development workflows. Among the most notable additions is the new EnvironmentBoundary component for Blazor, which allows developers to conditionally render content based on the … Read more

Microsoft Agent Framework RC Simplifies Agentic Development in .NET and Python

Microsoft has announced that the Microsoft Agent Framework has reached Release Candidate status for both .NET and Python. This milestone indicates that the API surface is stable and feature-complete for what is planned in version 1.0, setting the stage for an upcoming general availability release. For developers building AI-powered assistants or complex agentic systems, this … Read more

Microsoft Ships OData .NET (ODL) 9.0.0 Preview 3: Safety, Modern APIs, and Spec Compliance

Microsoft released OData .NET (ODL) 9.0.0 Preview 3, the latest preview iteration of the OData .NET client and core libraries, continuing the modernisation effort of the library. This preview focuses on safer default behaviours, runtime API cleanup, and closer conformance with the OData specification as the team works toward a stable 9.x release. For context, … Read more

Microsoft Adds Custom Copilot Agents for .NET Developers with C# and WinForms Experts

Microsoft and GitHub have expanded the Copilot ecosystem with the first .NET-focused GitHub Copilot custom agents, designed to improve productivity and code quality for C# and Windows Forms developers. The announcement, part of the broader Copilot custom agents’ rollout, introduces two purpose-built agents: C# Expert and WinForms Expert in the form of agent instruction Markdown … Read more

.NET 10 Preview 4: Improved JSON Patch, Blazor Diagnostics, OpenAPI Integration, and More

Microsoft has released the fourth preview of .NET 10, bringing a range of enhancements across ASP.NET Core, Blazor, .NET MAUI, WPF, Entity Framework Core, and the runtime. This version introduces a new JSON Patch implementation using System.Text.Json in ASP.NET Core, providing a more efficient alternative to the previous Newtonsoft.Json-based version. While it improves performance and … Read more