🧱 𝗙𝗿𝗼𝗺 𝗠𝗼𝗻𝗼𝗹𝗶𝘁𝗵 𝘁𝗼 𝗠𝗼𝗱𝘂𝗹𝗮𝗿 — 𝗘𝘅𝘁𝗲𝗻𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝘆 𝗶𝗻 .𝗡𝗘𝗧 𝟭𝟬

Still chaining .AddXyz() in a bloated Program.cs?

That startup code you’re proud of? It won’t scale when your CTO wants white-label features, your PM adds a regional billing rule, or a client demands custom auth.

We’ve been building apps — not platforms.

.NET 10 quietly introduces AppHost and AppBuilder — a clean path to plugin-ready architecture:
✅ Runtime feature loading
✅ Per-tenant customization
✅ Versioned, testable modules

No more rigid startup logic.
No more branching monoliths.
Just modular systems that evolve without fear.

🧠 I break it all down in my latest article:
From Monolith to Modular: Architecting for Extensibility in .NET 10