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Stories with reporting from JetBrains .NET, ranked by what is gaining ground now. Each story links to the original articles.
JetBrains .NET 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…
JetBrains .NET 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…
JetBrains .NET 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…
JetBrains .NET 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…
JetBrains .NET 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…
JetBrains .NET Every game starts with an idea. Getting it into production means navigating code, tools, pipelines, performance bottlenecks, architectural trade-offs, and all the small decisions that only reveal their consequences once a project begins to scale. On September 28, JetBrains…
JetBrains .NET 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…
JetBrains .NET 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 refactoring-code skill, bundled in JetBrains Rider Median task time before…
JetBrains .NET A free, online event for the .NET community. JetBrains .NET Day Online 2026 takes place on Wednesday, October 7. Expect a day of practical talks, live demos, and real-world lessons from community speakers and the JetBrains .NET team. One thing is different this year: the event…
JetBrains .NET 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 into the coding surface. But…
JetBrains .NET Did you know? Ever wondered why C# uses the semicolon to terminate a statement? Obviously it comes from the C/C++ heritage it shares with other languages like Java, but where did C get it from? That would be Algol, where the semicolon was used to separate statements. But why the…
JetBrains' dotInsights newsletter presents recent .NET and software development links and includes a note about System.Threading.Interlocked providing atomic operations on shared variables.