ReSharper 2025.3: Day-One C# 14 Support, Visual Studio 2026 Compatibility, and Major Performance Gains

ReSharper 2025.3 brings comprehensive C 14 coverage, including extension members, extension operators, and user-defined compound assignment operators. In-Process and Out-of-Process modes deliver faster startup, smoother interaction with Visual Studio, and dramatically improved solution-wide analysis responsiveness.