.NET 6 RC1: Final Features

.NET 6 RC1 (Release Candidate) is “Go Live,” meaning Microsoft supports it in production. This is the feature-complete preview. Final release is November 2021.

Key Highlights

• **Hot Reload** for all project types (Console, WPF, Web).
• **Minimal APIs** reach maturity with OpenAPI/Swagger integration.
• **MAUI** reaches RC alongside (separate release).
• **DateOnly / TimeOnly** types for database scenarios.

Upgrade Path

<PropertyGroup>
    <TargetFramework>net6.0</TargetFramework>
    <ImplicitUsings>enable</ImplicitUsings>
    <Nullable>enable</Nullable>
</PropertyGroup>

Key Takeaways

• .NET 6 is an LTS (Long Term Support) release—3 years of support.
• Upgrade before .NET 5 goes out of support (May 2022).