10 Best ASP.NET Core Courses & Certifications Online in 2026

Last updated: July 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology.

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ASP.NET Core is Microsoft’s modern, open-source, cross-platform framework for building web apps and APIs in C#. It is fast, runs on Windows, Linux, and macOS, and powers everything from small APIs to large enterprise systems. The single most important thing to get right when choosing a course: make sure it teaches ASP.NET Core (sometimes just called ASP.NET today), not the old .NET Framework Web Forms, which is legacy technology you should not invest in for new projects.

One prerequisite worth stating plainly: ASP.NET Core is built on C#. If the language is new to you, start with our best C# courses and come back — a web framework is much easier once the language underneath it is comfortable.

The best ASP.NET Core courses in 2026

1. Build an App with ASP.NET Core and Angular from scratch — Udemy (Best overall)

Neil Cummings’ course is the standout, and it is genuinely current. Rated 4.7★ from 25,000+ ratings and updated May 2026, it builds a complete full-stack application — an ASP.NET Core Web API backend with an Angular front end — covering authentication, Entity Framework Core, SignalR, and deployment. You come out having shipped a real, modern app, which is exactly what employers want to see.

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2. Build a REST API in ASP.NET Core — Udemy

If your interest is backend and APIs rather than full-stack, a focused Web API course is the efficient path — routing, controllers, model binding, Entity Framework Core, and returning clean JSON. A good pick for developers who will pair an ASP.NET Core backend with a separate front-end team.

Free ways to learn ASP.NET Core

Microsoft invests heavily in free learning, and it shows:

• Microsoft Learn (learn.microsoft.com/aspnet/core) — free, official, structured learning paths and tutorials, always current with the latest .NET release.
• The official ASP.NET Core documentation — thorough and example-rich.
• .NET’s YouTube channel and the free ‘.NET for Beginners’ series — official video courses at no cost.

What you’ll build learning ASP.NET Core

The best ASP.NET Core courses are project-driven — you finish with something real. Along the way you learn:

• Web APIs & MVC — building REST endpoints and, where relevant, server-rendered pages.
• Entity Framework Core — talking to a database in C# without hand-writing SQL for everything.
• Authentication & authorisation — identity, JWT tokens, and securing endpoints.
• Dependency injection & middleware — the patterns baked into how ASP.NET Core apps are structured.
• Deployment — publishing to a server or the cloud (often Azure).

ASP.NET Core vs the old .NET Framework

This trips up a lot of learners. ASP.NET Core is the modern framework: cross-platform, open-source, fast, and where all new development happens. The older .NET Framework (with ASP.NET MVC 5 and especially Web Forms) is Windows-only and effectively in maintenance mode — still running in legacy systems, but not something to learn for a new career. If a course is built around Web Forms or .NET Framework 4.x, treat it as maintenance-only knowledge, not a foundation.

Is there an ASP.NET certification?

Microsoft retired its old MCSD web-developer certifications and has no exam dedicated to ASP.NET specifically. The closest current credential is the Azure Developer Associate (AZ-204), which covers building and deploying apps on Azure — often with ASP.NET Core — and is well recognised. For most developers, though, a portfolio of shipped ASP.NET Core apps matters more than any certificate.

ASP.NET Core courses: frequently asked questions

Is ASP.NET Core hard to learn?

The framework itself is well-designed and approachable — the difficulty is usually the C# underneath and the surrounding concepts (Entity Framework, authentication, deployment). If your C# is solid, most developers are building real ASP.NET Core apps within a few weeks.

Do I need to learn C# before ASP.NET Core?

Yes. ASP.NET Core is a C# framework, so a working knowledge of the language — types, classes, LINQ, async/await — makes learning it far easier. Start with a C# course if the language is new, then move to ASP.NET Core.

ASP.NET Core or ASP.NET (Framework) — which should I learn?

ASP.NET Core, without question. It is the modern, cross-platform, actively developed framework where all new work happens. Only learn the older .NET Framework or Web Forms if a specific legacy job requires maintaining an existing system.

Is ASP.NET Core still in demand in 2026?

Yes. ASP.NET Core is one of the most widely used enterprise web frameworks, with strong, steady demand for C#/.NET developers — particularly in corporate, financial, and Microsoft-stack environments. It is a reliable, well-paid skill.

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