.NET Tools

Did you know? The System.Threading.Interlocked class provides atomic operations on shared variables, so multiple threads can update them safely without a lock. Welcome to dotInsights by JetBrains! This newsletter is the home for recent .NET and software development related information. 🔗 L…

Rider 2026.2.3 brings AI performance analysis to the Monitoring tool window and fixes an issue with the AI Agent Setup widget on Windows. You can update directly from the IDE, through the Toolbox App, or by downloading the latest version from our website. AI performance insights from the Monito…

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 featu…

Find out how we teamed up with Microsoft to optimize startup times of ReSharper and JetBrains Rider with Microsoft Defender for Windows Developers.

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…

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 n…

On September 28, JetBrains GameDev Day returns with a full day of practical talks for people building games, engines, tools, and production pipelines. Join us online for free, or watch the livestream together with the local gamedev community at our watch parties in Belgrade and Limassol.

We traced a frontier model through fifteen C# refactoring tasks and counted what it reached for. It piped text into interactive commands 468 times. It called git 422 times and sed 392 times. It ran dotnet build 163 times. Across 2,513 tool calls it performed a structural refactoring operation exactl…

Our first minor update for the 2026.2 release cycle is ready to download. Here’s what’s new. Rider Rider 2026.2 put AI-assisted development front and center, and v2026.2.1 keeps that momentum going: The bundled refactoring-code skill helps AI agents refactor code faster and at lower cost. …

https://www.youtube.com/watch?v=yB2INwcpJqQ With the rapid rise in agent-first development, many developers are adopting AI-first editors like Cursor, Google Antigravity IDE, Devin Desktop, and Kiro into their workflows. The appeal is obvious: deep, contextual AI assistance integrated directly i…