# net-tools

Published articles for net-tools.

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## Rider and ReSharper 2026.2.2 Are Out!

DevFeed: [Rider and ReSharper 2026.2.2 Are Out!](<https://devfeed.tech/articles/rider-and-resharper-2026-2-2-are-out-31525.md>)

Original publisher: [Read original article](<https://blog.jetbrains.com/dotnet/2026/09/16/rd-rs-2026-2-2/>)

Author: Alexander Kurakin

Published: 2026-09-16T14:12:44Z

Content type: release

Language: en

Sources: [The JetBrains Blog](<https://devfeed.tech/sources/the-jetbrains-blog.md>)

Topics: [rider](<https://devfeed.tech/topics/rider.md>), [resharper](<https://devfeed.tech/topics/resharper.md>), [AI-assisted coding](<https://devfeed.tech/topics/ai-assisted-coding.md>), [test-coverage](<https://devfeed.tech/topics/test-coverage.md>)

Tags: [2026](<https://devfeed.tech/tags/2026.md>), [ai-agent-hooks](<https://devfeed.tech/tags/ai-agent-hooks.md>), [ai-agents](<https://devfeed.tech/tags/ai-agents.md>), [code-coverage](<https://devfeed.tech/tags/code-coverage.md>), [coverage](<https://devfeed.tech/tags/coverage.md>), [hooks](<https://devfeed.tech/tags/hooks.md>), [jetbrains](<https://devfeed.tech/tags/jetbrains.md>), [macos](<https://devfeed.tech/tags/macos.md>), [mcp](<https://devfeed.tech/tags/mcp.md>), [net](<https://devfeed.tech/tags/net.md>), [net-tools](<https://devfeed.tech/tags/net-tools.md>), [releases](<https://devfeed.tech/tags/releases.md>), [resharper](<https://devfeed.tech/tags/resharper.md>), [rider](<https://devfeed.tech/tags/rider.md>), [update](<https://devfeed.tech/tags/update.md>)

### AI overview

JetBrains releases Rider, ReSharper, and .NET tools 2026.2.2, adding an AI Agent Setup widget in Rider, more targeted hook feedback for coding agents, TUnit coverage support, and fixes including a macOS freezing issue.

### Source excerpt

We've released version 2026.2.2 of ReSharper, Rider, and .NET tools. You can install this update from inside the tools themselves, through the Toolbox App, or on our website. Here's what's new in this update. Rider 2026.2.2 AI Agent Setup widget We've recently added a wide range of features to help you work with coding agents [...]

## Why Rider and ReSharper Were Slow to Start, and How Microsoft Helped Fix the Problem

DevFeed: [Why Rider and ReSharper Were Slow to Start, and How Microsoft Helped Fix the Problem](<https://devfeed.tech/articles/why-rider-and-resharper-were-slow-to-start-and-how-microsoft-helped-fix-the-problem-8801.md>)

Original publisher: [Read original article](<https://blog.jetbrains.com/dotnet/2026/09/09/why-rider-and-resharper-were-slow-to-start-and-how-microsoft-helped-fix-the-problem/>)

Author: Alexander Ulitin

Published: 2026-09-09T16:45:27Z

Content type: article

Language: en

Sources: [The JetBrains Blog](<https://devfeed.tech/sources/the-jetbrains-blog.md>)

Topics: [resharper](<https://devfeed.tech/topics/resharper.md>), [out-of-process](<https://devfeed.tech/topics/out-of-process.md>), [Latency](<https://devfeed.tech/topics/latency.md>), [Microsoft](<https://devfeed.tech/topics/microsoft.md>), [telemetry](<https://devfeed.tech/topics/telemetry.md>)

Tags: [defender](<https://devfeed.tech/tags/defender.md>), [logs](<https://devfeed.tech/tags/logs.md>), [microsoft](<https://devfeed.tech/tags/microsoft.md>), [net-tools](<https://devfeed.tech/tags/net-tools.md>), [oop](<https://devfeed.tech/tags/oop.md>), [out-of-process](<https://devfeed.tech/tags/out-of-process.md>), [performance](<https://devfeed.tech/tags/performance.md>), [resharper](<https://devfeed.tech/tags/resharper.md>), [resharper-oop](<https://devfeed.tech/tags/resharper-oop.md>), [rider](<https://devfeed.tech/tags/rider.md>), [telemetry](<https://devfeed.tech/tags/telemetry.md>)

### AI overview

The article investigates slow ReSharper startup after its out-of-process architecture was introduced. Profiling identified Microsoft Defender scanning as the source of substantial first-launch latency, and describes a repeatable investigation tool built with input from Microsoft.

### Source excerpt

When we launched ReSharper's out-of-process (OOP) architecture, users reported slower startup times for IDEs using ReSharper on Windows. After profiling, the cause surprised us: Microsoft Defender was scanning our process for longer than we expected. This post is about what we found, what we learned working with Microsoft, and a tool we built that allows [...]

## dotInsights | September 2026

DevFeed: [dotInsights | September 2026](<https://devfeed.tech/articles/dotinsights-september-2026-8800.md>)

Original publisher: [Read original article](<https://blog.jetbrains.com/dotnet/2026/09/08/dotinsights-september-2026/>)

Author: Rachel Appel

Published: 2026-09-08T14:16:12Z

Content type: article

Language: en

Sources: [The JetBrains Blog](<https://devfeed.tech/sources/the-jetbrains-blog.md>)

Topics: [.NET](<https://devfeed.tech/topics/net.md>), [Software Engineering](<https://devfeed.tech/topics/software-engineering.md>), [AI Development](<https://devfeed.tech/topics/ai-development.md>), [ASP.NET Core](<https://devfeed.tech/topics/asp-net-core.md>), [Uno Platform](<https://devfeed.tech/topics/uno-platform.md>), [Model Context Protocol](<https://devfeed.tech/topics/model-context-protocol.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [asp-net-core](<https://devfeed.tech/tags/asp-net-core.md>), [c-sharp](<https://devfeed.tech/tags/c-sharp.md>), [community](<https://devfeed.tech/tags/community.md>), [dotinsights](<https://devfeed.tech/tags/dotinsights.md>), [mcp](<https://devfeed.tech/tags/mcp.md>), [net](<https://devfeed.tech/tags/net.md>), [net-11](<https://devfeed.tech/tags/net-11.md>), [net-tools](<https://devfeed.tech/tags/net-tools.md>), [september-2026](<https://devfeed.tech/tags/september-2026.md>), [uno-platform](<https://devfeed.tech/tags/uno-platform.md>)

### AI overview

A dotInsights newsletter roundup of recent .NET and software-development articles, with a note about the open-source C# Roslyn compiler and links covering performance, security, AI, web development, architecture, and tooling.

### Source excerpt

Did you know? Fun fact: The C# compiler (Roslyn) is open source and written in C#. It exposes APIs to analyze and generate code. Welcome to dotInsights by JetBrains! This newsletter is the home for recent .NET and software development related information. 🔗 Links Here's the latest from the developer community. ☕ Coffee Break Take [...]

## The Rider 2026.3 Early Access Program Is Open

DevFeed: [The Rider 2026.3 Early Access Program Is Open](<https://devfeed.tech/articles/the-rider-2026-3-early-access-program-is-open-8799.md>)

Original publisher: [Read original article](<https://blog.jetbrains.com/dotnet/2026/09/07/rider-2026-3-eap/>)

Author: Alexander Kurakin

Published: 2026-09-07T09:35:21Z

Content type: release

Language: en

Sources: [The JetBrains Blog](<https://devfeed.tech/sources/the-jetbrains-blog.md>)

Topics: [debugging](<https://devfeed.tech/topics/debugging.md>), [C++](<https://devfeed.tech/topics/c-plus-plus.md>)

Tags: [c-plus-plus](<https://devfeed.tech/tags/c-plus-plus.md>), [code-completion](<https://devfeed.tech/tags/code-completion.md>), [debugger](<https://devfeed.tech/tags/debugger.md>), [debugging](<https://devfeed.tech/tags/debugging.md>), [eap](<https://devfeed.tech/tags/eap.md>), [game-development](<https://devfeed.tech/tags/game-development.md>), [gamedev](<https://devfeed.tech/tags/gamedev.md>), [net-tools](<https://devfeed.tech/tags/net-tools.md>), [rider](<https://devfeed.tech/tags/rider.md>), [test-coverage](<https://devfeed.tech/tags/test-coverage.md>), [unreal-engine](<https://devfeed.tech/tags/unreal-engine.md>)

### AI overview

Rider 2026.3's first Early Access build adds rainbow brackets, streamlined data-breakpoint setup, a consolidated game-development plugin category, and code-completion filters.

### Source excerpt

The first Early Access build for Rider 2026.3 is now available! It includes rainbow brackets, an easier way to set data breakpoints, a new Game Development plugin category, and filters in code completion. You can get the build from our website or through the Toolbox App. Here's a look at what's new. Rainbow brackets: You [...]