ASP.NET documentation

Learn to use ASP.NET Core to create web apps and services that are fast, secure, cross-platform, and cloud-based. Browse tutorials, sample code, fundamentals, API reference and more.

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Create an ASP.NET Core app on any platform in 5 minutes

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Create your first web UI

Overview

ASP.NET Core overview

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Create your first web API

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Create your first real-time web app

Develop ASP.NET Core apps

Choose interactive web apps, web API, MVC-patterned apps, real-time apps, and more

HTTP API apps

Develop HTTP services with ASP.NET Core

• Overview
• Create a minimal web API with ASP.NET Core
• Create a web API with ASP.NET Core Controllers
• Generate web API help pages with Swagger / OpenAPI

Interactive client-side Blazor apps

Develop with reusable UI components that can take advantage of WebAssembly for near-native performance

• Overview
• Blazor hosting models
• Build your first Blazor app
• Build your first Blazor app with reusable components

Page-focused web UI with Razor Pages

Develop page-focused web apps with a clean separation of concerns

• Create your first Razor Pages web app
• Create a page-focused web UI that consumes a web API
• Razor syntax
• See more

Page-focused web UI with MVC

Develop web apps using the Model-View-Controller design pattern

• Overview
• Create your first ASP.NET Core MVC app
• Views
• Controllers
• Routing to controller actions

Data-driven web apps

Create data-driven web apps in ASP.NET Core

• Data binding in ASP.NET Core Blazor
• SQL Server Express and Razor Pages
• Entity Framework Core with Razor Pages
• Entity Framework Core with ASP.NET Core MVC
• Get started with ASP.NET Core MVC (SQL Server Express and SQLite)

Real-time web apps with SignalR

Add real-time functionality to your web app, enable server-side code to push content instantly

• Overview
• Create your first SignalR app
• SignalR with Blazor WebAssembly
• SignalR with TypeScript
• Samples

Remote Procedure Call (RPC) apps - gRPC services

Develop contract-first, high-performance services with gRPC in ASP.NET Core

• Overview
• Create a gRPC client and server
• gRPC services concepts in C#
• Samples
• Compare gRPC services with HTTP APIs

Previous ASP.NET framework versions

Explore overviews, tutorials, fundamental concepts, architecture and API reference for previous ASP.NET framework versions

• ASP.NET 4.x

ASP.NET Core video tutorials

• ASP.NET Core 101 video series
• Entity Framework Core 101 video series with .NET Core and ASP.NET Core
• Microservice architecture with ASP.NET Core
• Focus on Blazor video series
• .NET Channel

Concepts and features

API reference for ASP.NET Core

• .NET API browser

Servers

• Overview
• Kestrel
• IIS
• HTTP.sys

Host and deploy

• Overview
• Deploy to Azure App Service
• DevOps for ASP.NET Core Developers
• Linux with Apache
• Linux with Nginx
• Kestrel
• IIS
• HTTP.sys
• Docker

Security and identity

• Overview
• Choose an identity solution
• Authentication
• Authorization
• Course: Secure an ASP.NET Core web app with the Identity framework
• Data protection
• Secrets management
• Enforce HTTPS
• Host Docker with HTTPS

Globalization and localization

• Overview
• Portable object localization
• Localization extensibility
• Troubleshoot

Test, debug and troubleshoot

• Razor Pages unit tests
• Remote debugging
• Snapshot debugging
• Integration tests
• Load and stress testing
• Troubleshoot and debug
• Logging
• Load test Azure web apps by using Azure DevOps

Azure and ASP.NET Core

• Deploy an ASP.NET Core web app
• ASP.NET Core and Docker
• Host a web application with Azure App Service
• App Service and Azure SQL Database
• Managed identity with ASP.NET Core and Azure SQL Database
• Web API with CORS in Azure App Service
• Capture Web Application Logs with App Service Diagnostics Logging

Performance

• Overview
• Memory and garbage collection
• Response caching
• Response compression
• Diagnostic tools
• Load and stress testing

Advanced features

• Model binding
• Model validation
• Write middleware
• Request and response operations
• URL rewriting

Migration

• ASP.NET Core 5.0 to 6.0
• ASP.NET Core 5.0 code samples to 6.0 minimal hosting model
• ASP.NET Core 3.1 to 5.0
• ASP.NET Core 3.0 to 3.1
• ASP.NET Core 2.2 to 3.0
• ASP.NET Core 2.1 to 2.2
• ASP.NET Core 2.0 to 2.1
• ASP.NET Core 1.x to 2.0
• ASP.NET to ASP.NET Core

Architecture

• Choose between traditional web apps and Single Page Apps (SPAs)
• Architectural principles
• Common web application architectures
• Common client-side web technologies
• Development process for Azure

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