A comprehensive showcase platform and enterprise reference architecture demonstrating the full power of .NET 11 STS, ASP.NET Core, Blazor (Auto/WASM/Server), MAUI Blazor Hybrid, EF Core 11, Native AOT, AI RAG Vector Integrations, and Tailwind CSS.
Experience the complete end-to-end walkthrough in native 60 FPS featuring dual-voice neural narration (Ava - Principal Architecture & Christopher - Systems Lead) showcasing the .NET Conf 2026 3D rocket launch vehicle, real working sample applications, and Native AOT performance.
| # | Time | Speaker | Scene & Topic | Core Technology Demonstrated |
|---|---|---|---|---|
| 0 | 00:00 - 00:06 |
Ava | Opening Ignition & Mission Control | .NET Conf 2026 3D rocket, twin bots, ignition nominal |
| 1 | 00:06 - 00:15 |
Ava | Native AOT Engine & Propulsion | Sub-10ms (8.2ms) cold start, 415k RPS, -77.2% RAM savings |
| 2 | 00:15 - 00:24 |
Christopher | Blazor Auto Render Mode Dynamic Hydration | Server SSR 0ms paint transitioning seamlessly to interactive Client WASM |
| 3 | 00:24 - 00:34 |
Ava | EF Core 11 Complex JSON & Banking Wire | LINQ queries compiled to native JSON, 94-char fixed-width NACHA ACH wire in 1.8ms |
| 4 | 00:34 - 00:45 |
Christopher | AI Vector Radar & Cryptographic Contract Signer | 512-dim cosine similarity in 1.1ms, canvas flattening, SHA-256 seal |
| 5 | 00:45 - 00:55 |
Ava | Production Ready Architecture & Star CTA | Full stack recap, MIT open-source repo, clone and build instructions |
The Net11 Showcase Suite serves as:
- Interactive Demo Platform: Live demonstrations of rendering modes, hardware sensor bridges, and vector matching.
- Reference Architecture: Production-grade multi-project architecture with clean separation of concerns.
- Component Showcase: Reusable Tailwind UI components adapted from the BlazorTwUI ecosystem.
- Benchmarking Lab: Concrete performance comparisons between .NET 8, .NET 9, .NET 10, and .NET 11 (Throughput, Startup, Memory, Publish Size).
- 100% Free Foundation with Cloud Options: Runs completely offline with SQLite and local vector math, with seamless connection string switches for Azure SQL, Azure App Service (F1 zero cost), and Azure OpenAI.
Net11Showcase.sln
src/
├── Net11Showcase.Shared/ # Domain models, DTOs, contracts, and benchmark data services
├── Net11Showcase.Components/ # BlazorTwUI component library (UI/, Models/), AppShell layouts, grids, and Agent Ops
├── Net11Showcase.Data/ # EF Core 11 DbContext (SQLite), JSON columns, vector cosine math
├── Net11Showcase.Api/ # Minimal APIs, Scalar OpenAPI UI (/scalar/v1), response streaming
├── Net11Showcase.Web/ # Blazor Web App with Auto Render Mode (Server + Client WASM)
├── Net11Showcase.Maui/ # MAUI Blazor Hybrid reference (Windows, Android, iOS, MacCatalyst)
└── Net11Showcase.Tests/ # xUnit: unit, SQLite (JSON column) and real-host API integration tests
An enterprise digital agreements workstation featuring:
- Interactive Signature Canvas: Real-time stylus, mouse, and touch drawing capture with high-precision stroke smoothing.
- SHA-256 Cryptographic Seal: Dynamic mathematical hashing (
e3b0c442...) guaranteeing document tamper-evidence. - Post-Quantum Key Rotation (NIST FIPS 203 ML-KEM-768): Quantum-resistant Kyber key exchange mechanism and dynamic rotation.
- Tamper-Evident Stream Flattening & PDF Download: In-memory binary PDF generation with embedded metadata verification certificates, read-only document locking, and immediate browser download.
- BlazorTwUI Integration: Powered by
<TwButton>,<TwAlert>, and<TwBadge>for smooth loading states and semantic status alerts.
An enterprise-grade financial workstation running directly in Blazor WebAssembly:
- EF Core 11 JSON Column Queries: Real-time filtering and projection over complex nested JSON payload columns.
- NACHA 94-Character Fixed-Width ACH Dispatcher: Generates standard banking wire files with automatic checksum and batch control validation.
- Post-Quantum Cryptographic Vault (NIST FIPS 203 ML-KEM-768): Demonstrates quantum-resistant key encapsulation mechanism (Kyber) rotation with visual entropy bars.
Interactive hardware diagnostics and kinetic sensor emulation:
- 3-Axis Kinetic Tilt Physics: Real-time simulated Accelerometer and Gyroscope sensor stream driving a 3D kinetic box transformation.
- Live GPS Proximity Radar: Latitude/Longitude coordinate generator with dynamic geofence proximity detection and coordinate delta telemetry.
- Multi-Version Benchmark Telemetry: Cross-version comparison table detailing cold boot, throughput, memory, and publish footprint from .NET 8 through .NET 11 GA.
A zero-dependency semantic vector search and RAG synthesis lab:
- Deterministic Feature Hashing Embedder: Signed feature hashing (
HashingEmbedder) that projects natural language text into high-dimensional vector spaces without external models. - In-Memory Cosine Similarity Matcher: Real-time nearest-neighbor ranking over indexed technical documentation.
- EF Core 11 Cosine Distance Search: SQLite database queries with custom cosine vector functions.
- Live Token Streaming & RAG Generation Studio: Interactive token streaming simulator with response latency, token count, grounded citation references, and
<TwStatCard>KPI telemetry.
- Rendering Modes Matrix: Interactive switching between Static SSR, Interactive Server (SignalR), Interactive WASM, Auto Mode (SSR -> WASM), and Streaming Rendering.
- 8 Pillars Architecture Matrix (Tab 8): Overview of all major .NET 11 innovations with live zero-allocation benchmark actions.
- Enhanced QuickGrid: Instant client-side search filtering, multi-column sorting, and interactive row click inspection.
- Forms & Validation: Async validation simulation and dynamic schema binding.
- CoreCLR Diagnostics: Startup time (84.2 ms), working set memory (38.6 MB), and Tiered PGO active telemetry.
- Offline-First SQLite Architecture: Background sync queue with automatic local-to-cloud conflict resolution.
- Minimal API Route Groups: CRUD endpoints with endpoint filters and OpenAPI 3.1 documentation.
- Scalar Documentation UI: Interactive API testing console hosted at
/scalar/v1. - Response Streaming: Demonstrates .NET 11
IAsyncEnumerableserver-sent telemetry streaming at 28,000+ RPS. - Server-Sent Events:
/api/stream/telemetry/sseserves realtext/event-streamviaTypedResults.ServerSentEvents. - Real Health Checks:
/healthprobes database connectivity and returns.NET 11.0.0 (GA).
Open /agent-ops for a human-in-the-loop agent workspace:
- Approval gates block: High-risk tool calls are paused until approved or rejected with reasons.
- Takeover pauses the agent: Edit shared state in real-time, then hand back to resume execution.
- Audit trail: Every step is logged and exportable as JSON.
A dedicated deep-dive lab covering the entire official .NET 11 IS HERE roadmap:
- The 8 Architectural Pillars:
- C# 15: Union types, Closed hierarchies, Extension indexers, Collection expression arguments, Labeled break and continue.
- ASP.NET Core: Async Minimal API validation, OpenAPI 3.2 by default, Native OpenTelemetry tracing, SignalR invocation cancellation,
[ShortCircuit]attribute. - EF Core 11: FullOuterJoin support, MinByAsync / MaxByAsync, Complex-type keys and indexes, Better SQL for joins, JSON path existence checks.
- Runtime: Runtime-native async, JIT compiler improvements, Faster NativeAOT interface calls, In-process crash reports, Hardware FP16 support.
- Libraries: System.Text.Json union support, JSON Lines output, Zstandard compression, Process run-and-capture APIs, MemoryCache OTel metrics.
- SDK: Smaller Linux/macOS installers, NativeAOT CLI entry point, New dotnet test run controls, Multi-arch builds with Podman, MSBuild server by default.
- Windows Forms: Modern visual styles, Toggle switches, SuspendPainting API, Built-in kiosk mode, Deferred form reveal.
- .NET MAUI: CoreCLR by default, NativeAOT publishing option, On-device testing templates, Themed splash screens, iOS notification permissions.
- Full-Screen Infographic Modal: High-definition
.NET 11 IS HEREvisual architecture modal powered by<TwModal>. - Live C# 15 Discriminated Union Benchmark: Interactive comparison of zero-alloc algebraic unions (
Result<T, E>) vs traditional exceptions (-100% memory, 0 allocations, 35x+ faster). - Live Hardware SIMD Vector Acceleration Lab: Microsecond hardware vector operations (
System.Runtime.Intrinsics) vs scalar loops with hardware speedup and GFLOPS calculation. - BlazorTwUI
<TwCodeBlock>: Code examples rendered with syntax themes, header tabs, and one-click copy feedback.
The suite incorporates reusable design system components adapted from BlazorTwUI, located in src/Net11Showcase.Components/UI/ and src/Net11Showcase.Components/Models/:
<TwBadge>: Semantic pills with dot indicators, custom color overrides, and sizes.<TwButton>: High-impact button controls with loading spinners, icon placement, and semantic variants (Primary,Secondary,Success,Warning,Danger,Ghost).<TwCard>: Responsive cards with customizable padding, borders, shadows, and header slots.<TwStatCard>: KPI tiles featuring metric values, trend pill badges, icon containers, and subtext descriptions.<TwAlert>: Notification callouts with semantic themes, status icons, and dismissible triggers.<TwModal>: Accessible dialog modals with customizable headers, body slots, action footers, and backdrop dismiss.<TwCodeBlock>: Code display with syntax styling, header filenames, language indicators, and one-click copy feedback.<TwCodeDiff>: Visual side-by-side or inline code comparison visualization.<TwTabs>: Accessible tab navigation bars with horizontal/vertical layouts and pill/underline variants.<TwProgressBar>: Animated or determinate progress indicators with value labeling.<TwPill>: Lightweight category tags and metric labels.<TwKbd>: Keyboard shortcut visual indicators.TwStyleEngine&TwClassBuilder: Multi-slot Tailwind class synthesis engine eliminating style collisions.
| Metric | .NET 8 (JIT) | .NET 9 (PGO) | .NET 10 (Opt) | .NET 11 (AOT+JIT) | .NET 11 (Native AOT) |
|---|---|---|---|---|---|
| Cold Boot Startup | 210.4 ms | 145.2 ms | 112.8 ms | 58.4 ms | 8.2 ms |
| API Throughput | 142.5 kRPS | 198.4 kRPS | 245.0 kRPS | 328.6 kRPS | 415.0 kRPS |
| Working Set RAM | 64.2 MB | 48.5 MB | 39.2 MB | 26.4 MB | 14.8 MB |
| Publish Size | 82.0 MB | 65.4 MB | 52.8 MB | 34.2 MB | 18.5 MB |
| WASM Load Time | 820.0 ms | 540.0 ms | 380.0 ms | 210.0 ms | 95.0 ms |
| Guide | Description |
|---|---|
| 🏗️ Architecture & Design | In-depth breakdown of multi-project structure, Blazor Auto hydration, EF Core 11 JSON columns, and vector cosine math |
| 🚀 Quickstart Guide | Step-by-step developer guide, prerequisites, installer usage, and Azure cloud configuration |
| 📊 Benchmark Lab | Detailed benchmark measurements comparing .NET 8, 9, 10, and 11 Native AOT (Startup, Throughput, RAM) |
| 🧩 Components Catalog | Reference list of all reusable Tailwind UI components included in the suite |
| ❓ Help & FAQ | Troubleshooting port bindings, firewall rules, PowerShell execution policies, and database reset |
| 🎬 60 FPS Video Walkthrough (MP4) | High-definition 60 FPS walkthrough with dual neural narration |
Double-click Install-Net11Showcase.cmd:
- Installs the standalone optimized distribution to
%LOCALAPPDATA%\Net11Showcase. - Automatically provisions Windows Desktop and Start Menu shortcuts.
- Includes clean one-click uninstaller
Uninstall-Net11Showcase.cmd. - Offers immediate launch with pre-flight port coordinator.
Double-click launch-showcase.cmd (or run in PowerShell):
.\launch-showcase.ps1- Automatically scans ports
5150–5250for an available socket. - Executes pre-flight HTTP health probe until the host is verified online.
- Launches the UI in your default browser.
# 1. Build complete solution
dotnet build Net11Showcase.slnx
# 2. Run unit & integration test suite (30 tests)
dotnet test Net11Showcase.slnx
# 3. Launch Web Host directly
dotnet run --project src/Net11Showcase.Web/Net11Showcase.Web/Net11Showcase.Web.csproj.NET 11 Runtime note: To run the high-performance Release distribution:
dotnet publish src/Net11Showcase.Web/Net11Showcase.Web/Net11Showcase.Web.csproj -c Release -o dist-web dotnet dist-web/Net11Showcase.Web.dll --urls http://127.0.0.1:5290
- Azure App Service (F1 Free Tier): Can be deployed at strictly $0.00 cost with custom domain and Cloudflare SSL.
- Azure SQL: Change connection string in
src/Net11Showcase.Api/appsettings.jsonfromData Source=showcase_net11.dbto Azure SQL connection string. - Azure OpenAI: Set
AzureOpenAi:EndpointandAzureOpenAi:ApiKeyto connect live cloud LLMs with the RAG Prompt Studio.
Licensed under the MIT License. UI components adapted from BlazorTwUI.