//devdigest

⚡️ Fixing High CPU Burn on GitHub Actions Runners

Self-hosted GitHub Actions runners can chew through CPU even when idle — one core locked at 100%, by design. The culprit is a busy-wait loop in the runner’s sleep logic, not your workflows. Digging into the code reveals a simple but costly tradeoff between responsiveness and efficiency.

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⚡️ Git Integration Still Feels a Decade Away

After years of updates, even Visual Studio’s 'improved Git integration' feels half-baked. For many developers, seamless VCS workflows remain a mirage—commercial nuclear fusion might realistically beat perfect Git UI to market. It’s a reminder of how stubbornly complex core dev tooling can be, despite all the AI hype around it.

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🎁 Top 15 open-source projects every .NET web developer should know

As a small New Year’s gift for the //devdigest community, our editor Vlad Furdak has carefully prepared this curated list — a selection of materials to wrap up the year, catch up on what you might have missed, and start the new one with fresh ideas and inspiration.

🧪 Demo-projects

⏺ eShop (Microsoft)
A production-ready reference app from Microsoft showing how to use .NET Aspire, built with a microservice architecture.

⏺ ASP.NET RealWorld example app
A sample project built with ASP.NET Core (feature-oriented), including CRUD, auth, routing, pagination, and more

📚 Cookbooks & practical “recipes”

⏺ ASP.NET Cookbook (Practical ASP.NET Core)
Hands-on examples across many ASP.NET Core topics: middleware configuration, authentication, caching, routing, Minimal APIs, YARP, etc.

⏺ ORM Cookbook
A collection of code recipes for ORM frameworks: EF / EF Core, Dapper, NHibernate, ServiceStack ORM, Linq2DB, LLBLGenPro, and more.

⏺ MAUI Samples
35 MAUI sample projects - very helpful for learning MAUI.

⏺ Milan Jovanović code samples (repositories)
Tons of useful examples on many topics that are practical for real commercial .NET development.


🏗️ Clean Architecture (guide + template/boilerplate)

⏺ Clean architecture implementation example (Clean Architecture Manga)
Source code + a mini-book about application architecture. Clean Architecture implemented with .NET Core + React.

⏺ Clean architecture boilerplate (Jason Taylor - CleanArchitecture)
A template for a straightforward, efficient approach to enterprise app development using Clean Architecture and ASP.NET Core.

🧩 Sample business apps (DDD / CQRS / Event Sourcing)

⏺ POS application
Demonstrates CQRS, Event Sourcing, Generic Repository, Unit of Work, DDD, Ocelot API Gateway, Kafka.

⏺ Merp
Event-based Micro ERP using ASP.NET Core 3.1.

💬 Community apps (forum/blog)

⏺ POPForums
Forum + Q&A app with real-time updates, image uploads, and private message chat in multiple languages

⏺ POPBlog
From the creators of POPForums: a lightweight blog app using ASP.NET.


🎵 Blazor / WASM real-world app

⏺ MLocker
A browser-based music player built with ASP.NET + Blazor WASM.

🛒 E-commerce platforms (used in production)

⏺ GrandNode
A powerful, scalable e-commerce platform built with MongoDB.

⏺ nopCommerce
The legendary open-source e-commerce engine built with ASP.NET.

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⚡️ F# Weekly #52: A Fresh Start for 2025

F# Weekly kicks off 2025 with its final roundup of the year — issue #52. The edition closes a cycle of community insights, tools, and language updates, setting a clear tone for what functional developers can expect next. A concise yet symbolic wrap-up of a year that kept F# evolving steadily.

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⚡️ Scaling Azure Naming Conventions with Terraform

Managing Azure naming at enterprise scale is no longer trial and error. A Terraform-based approach using Build5Nines/naming/azure now automates consistent, region-aware resource naming with AzureRM and Region Pairs support — turning a fragile DevOps headache into predictable, governed infrastructure growth.

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⚡️ How Copilot Helped Me Beat Procrastination

A long weekend and GitHub Copilot turned a chronic starter into a finisher. By automating boilerplate and nudging coding flow, AI in Visual Studio made daunting side projects actually doable — proof that productivity can sometimes start with a single prompt.

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⚡️ Azure’s New Test Run Hub Hits General Availability

Microsoft is rolling out the New Test Run Hub in Azure Test Plans to General Availability across Azure DevOps Services in January 2026. The modern interface accelerates test execution and analysis while bringing much-needed clarity and collaboration to QA teams. A cleaner, faster way to deliver reliable software is now the default.

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⚡️ How .NET Handles Windows’ Mark of the Web

Mark of the Web (MOTW) is Windows’ invisible safety net — a metadata tag that flags files from the internet as untrusted. The new guidance for .NET developers shows how MOTW affects assemblies and execution, and how to manage these security constraints responsibly in modern workflows.

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⚡️ Sharper Test Assertions with Eq Instances

Adding Eq instances makes test assertions more expressive and precise. Instead of custom equality checks scattered through code, developers can rely on consistent, type-safe comparisons. It’s a small change that tightens test quality where it matters most—the definition of success itself.

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⚡️ Hands-on Guide to Azure Developer CLI Released

Chris Pietschmann’s new book, *Build and Deploy Apps using Azure Developer CLI*, distills a practical approach to cloud-native delivery on Microsoft Azure. It serves as a field manual for developers and teams eager to cut through deployment friction and master real-world workflows with azd.

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⚡️ Microsoft Retires IntelliCode for Copilot Era

Microsoft is sunsetting IntelliCode in VS Code, marking the end of free local AI code suggestions. The move concentrates the company’s developer AI strategy entirely around GitHub Copilot — and signals a clear pivot toward subscription-based intelligence in the coding workflow.

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⚡️ Microsoft Leads Gartner’s 2025 AI Dev Platforms

Gartner’s 2025 Magic Quadrant again places Microsoft in the Leader quadrant for AI application development platforms. The report highlights Azure AI Foundry’s enterprise-ready stack—underscoring Microsoft’s strong hold in the rapidly industrializing world of AI software tooling.

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⚡️ C++ gets deep Copilot integration in Visual Studio

Microsoft brings C++ into Visual Studio’s deepest Copilot tier, giving developers symbol‑aware AI that can refactor and edit code across files. The new public preview finally puts C++ on par with C#, opening the door to large‑scale, AI‑assisted codebase management inside the IDE.

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⚡️ Microsoft Tops Gartner’s AI Platform Rankings

Microsoft has been named a Leader in Gartner’s Magic Quadrant for AI Application Development Platforms. The recognition underscores its strength in agent frameworks, orchestration, and enterprise-grade governance—key pillars shaping how enterprises scale AI across real workloads.

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⚡️ WebSharper 10 and Fidelity Framework Released

WebSharper 10 lands with major updates for F# web developers, tightening the bridge between functional programming and modern frontend workflows. Alongside it, the new Fidelity Framework debuts, promising sharper abstraction and more consistent performance across distributed F# services.

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⚡️ Azure Developer CLI gets pipeline and extension boost

The December update to Azure Developer CLI (azd) sharpens its developer workflow with upgraded extension handling, streamlined Azure Pipelines integration, and a refreshed Foundry identity. Microsoft keeps tightening the loop between local dev setups and cloud CI/CD — less friction, more speed for app delivery.

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⚡️ ReSharper and Rider 2025.3.1 sharpen developer workflow

The new 2025.3.1 release unites all rapid-response fixes from earlier patches and adds refined Next Edit Suggestions and performance optimizations across ReSharper and Rider. It’s a quality‑of‑life update that closes the loop on urgent issues while polishing the everyday coding experience for JetBrains users.

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⚡️ Work Item Linking Lands in GitHub Advanced Security

Managing security issues just got smoother in Azure DevOps. GitHub Advanced Security now lets teams link alerts directly to work items, finally closing the gap between vulnerability tracking and sprint workflow. Less tab‑switching, more shipping secure code.

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⚡️ JanusGraph meets Azure Cassandra

Distributed graph data goes mainstream: integrating JanusGraph with Azure Apache Cassandra unlocks real-time insights from complex relationships. From fraud detection to social graphs, this combo makes connected data analysis faster and more scalable for enterprise-grade innovation.

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⚡️ Azure DevOps Adds Full Microsoft.Testing.Platform Support

Azure DevOps now fully supports Microsoft.Testing.Platform, enabling seamless test execution and results publishing without extra setup. For development teams, that means tighter CI/CD loops and more consistent QA data across projects.

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