The .NET Insider – Issue 14

Your Digest of .NET Updates, Tools, and Insights

Author

Levan Jintcharadze
October 20, 2025

Deep Dive into .NET Updates.

Announcing .NET 10 Release Candidate 2

The final release candidate of .NET 10 — stable, fast, and feature-complete. Developers are encouraged to test before GA to ensure smooth upgrades.

devblogs.microsoft.com/dotnet/dotnet-10-rc-2

.NET and .NET Framework October 2025 servicing releases updates - .NET Blog

The latest servicing update includes critical security fixes, quality improvements, and performance optimizations for .NET 8, 9, and .NET Framework.

devblogs.microsoft.com/dotnet/dotnet-and-dotnet-framework-october-2025-servicing-updates

Authentication with ASP.NET Core Identity

A detailed guide to setting up and customizing ASP.NET Core Identity authentication, including user roles, cookies, and token management.

www.nikolatech.net/blogs/authentification-asp-dotnet-core-identity

Introducing Microsoft Agent Framework: The Open-Source Engine for Agentic AI Apps

Microsoft launches the Agent Framework, an open-source SDK for building AI agents that coordinate tasks, manage state, and integrate with MCP.

Roadmap for AI in Visual Studio (October)

The Visual Studio team outlines its AI roadmap: smarter IntelliCode, custom Copilot agents, and tighter MCP integrations for dev productivity.

devblogs.microsoft.com/visualstudio/roadmap-for-ai-in-visual-studio-october

Developer and AI Code Reviewer: Reviewing AI-Generated Code in .NET

Microsoft introduces an AI-powered Code Reviewer that analyzes AI-generated .NET code for correctness, security, and best practices.

devblogs.microsoft.com/dotnet/developer-and-ai-code-reviewer-reviewing-ai-generated-code-in-dotnet

Preparing for the .NET 10 GC (DATAS)

A deep dive into the Garbage Collector improvements coming in .NET 10 — from generational GC tuning to reduced latency and better diagnostics.

devblogs.microsoft.com/dotnet/preparing-for-dotnet-10-gc

Value Conversions in EF Core

Learn how to use EF Core’s Value Conversions to map complex domain types to simpler database types without losing data consistency.

www.nikolatech.net/blogs/value-conversions-in-ef-core

TickerQ: The Modern .NET Job Scheduler That Beats Quartz and Hangfire

Meet TickerQ, a lightweight and modern .NET job scheduler that outperforms Quartz and Hangfire with simplicity, async support, and cloud-readiness.

antondevtips.com/blog/tickerq-the-modern-dotnet-job-scheduler-that-beats-quartz-and-hangfire

The 3 C# PDF Libraries Every Developer Must Know

A concise comparison of the top three C# PDF libraries — iText7, QuestPDF, and PdfPig — showcasing their use cases, pros, and performance for document generation.

antondevtips.com/blog/the-3-csharp-pdf-libraries-every-developer-must-know

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