Annotation
- Introduction
- Key Updates in Rider 2025.3
- ReSharper 2025.3 Enhancements
- Developer Experience and Tooling
- Pros and Cons
- Conclusion
- Frequently Asked Questions
JetBrains Rider & ReSharper 2025.3: VS 2026, .NET 10, C# 14 Support
JetBrains Rider and ReSharper 2025.3 deliver full support for Visual Studio 2026, .NET 10, and C# 14, with performance boosts, game engine integrations, and developer tool enhancements.
Introduction
JetBrains has launched Rider and ReSharper 2025.3, offering full support for Visual Studio 2026, .NET 10 SDK, and C# 14. These updates enhance performance, UI, and cross-platform development for software engineers and game developers.
Key Updates in Rider 2025.3
Rider 2025.3 introduces the Islands UI theme, .NET 10 SDK integration, C# 14 features like pattern matching, F# tooling, startup speed improvements, and refined integrations with game engines such as Unity and Unreal Engine.
ReSharper 2025.3 Enhancements
ReSharper 2025.3 fully supports Visual Studio 2026, with C# 14 features, performance gains, C++ 26 support, Open VSX Registry access, and the TeamCity extension for CI/CD workflows, making it ideal for IDE and build automation.
Developer Experience and Tooling
Both tools feature advanced ASP.NET monitoring, OpenTelemetry trace inspection, Perforce MCP support, and assistants for debugging and code formatting, supporting efficient development cycles.
Pros and Cons
Advantages
- Complete support for latest .NET 10 and C# 14 features
- Improved startup speed and overall performance optimization
- Enhanced Unity, Unreal Engine, and Godot integrations
- Better F# tooling and OpenTelemetry trace inspection
- Seamless Visual Studio 2026 compatibility in ReSharper
- Accessible via Open VSX Registry for broader user base
- Reintegrated TeamCity extension for CI/CD workflows
Disadvantages
- Potential learning curve for new Islands UI theme users
- Higher system resource usage with advanced features enabled
- Limited offline functionality for some cloud-based tools
Conclusion
JetBrains Rider and ReSharper 2025.3 set a new standard with full Visual Studio 2026, .NET 10, and C# 14 support, focusing on performance and developer experience, valuable for professionals in text editing and version control.
Frequently Asked Questions
What new features does Rider 2025.3 include?
Rider 2025.3 adds .NET 10 SDK support, C# 14 features, Islands UI theme, enhanced F# tooling, better game engine integrations, and improved OpenTelemetry trace inspection.
Is ReSharper 2025.3 compatible with Visual Studio 2026?
Yes, ReSharper 2025.3 fully supports Visual Studio 2026, offering updated IntelliSense, C# 14 features, and performance improvements for seamless development.
What is the Islands UI theme in Rider?
The Islands UI theme is the new default in Rider 2025.3, designed to improve visual clarity and reduce eye strain during coding sessions.
How does ReSharper enhance code quality?
ReSharper provides comprehensive C# 14 support, IntelliSense, refactoring tools, and performance analysis to maintain high code quality and productivity.
What are the system requirements for Rider 2025.3?
Rider 2025.3 requires a modern operating system, .NET 10 SDK, and sufficient RAM for optimal performance with advanced features enabled.
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