Aspire.Hosting.IncrementalMigration

Aspire.Hosting.IncrementalMigration

Provides .NET Aspire hosting extensions to run ASP.NET Framework and ASP.NET Core applications side-by-side during incremental migration.

Getting Started

var builder = DistributedApplication.CreateBuilder(args);

// Add ASP.NET Framework app with IIS Express
var frameworkApp = builder.AddIISExpressProject<Projects.MyFrameworkApp>("framework");

// Add ASP.NET Core app with fallback to Framework app
var coreApp = builder.AddProject<Projects.MyCoreApp>("core")
    .WithIncrementalMigrationFallback(frameworkApp, options =>
    {
        options.RemoteSession = RemoteSession.Enabled;
        options.RemoteAuthentication = RemoteAuthentication.DefaultScheme;
    });

builder.Build().Run();

Features

• IIS Express Hosting: Run ASP.NET Framework projects from Aspire with Visual Studio debugging support
• Fallback Routing: Route unimplemented requests from Core to Framework app
• Session Sharing: Share session state between Framework and Core apps
• Authentication Sync: Synchronize authentication state across applications

Platform Requirements

• Windows: Required for IIS Express
• .NET 8+: For Aspire host
• Visual Studio: For debugging support

Additional Documentation

• Incremental Migration
• .NET Aspire
• GitHub Repository

Inspired by C3D.Extensions.Aspire