Microsoft ASP.NET Core Shared Framework 9.0.22

Microsoft Corporation ❘ Open Source ❘
Android Windows
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Latest Version
9.0.22

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ASP.NET Core: free, cross-platform, open-source framework for building web apps and APIs

Human-built. AI-enhanced.

Minh Ong

10/21/2026

ASP.NET Core is a free, open-source framework from Microsoft for building web apps and REST APIs in C# on Windows, Linux, and macOS, with built-in Blazor UI support, authentication protections, and strong performance in TechEmpower benchmarks.

Microsoft ASP.NET Core Review

ASP.NET Core is a free, open-source framework from Microsoft for building web apps and services with .NET and C#. It runs on Windows, Linux, and macOS and extends the .NET developer platform with tools and libraries dedicated to web development.

Key Features

Cross-platform support: Applications can be built and run on Windows, Linux, and macOS.
Blazor: Included with the framework, Blazor is a web UI framework for building full stack web apps with HTML, CSS, and C#.
API development: The framework supports REST APIs for a range of clients, including browsers and mobile devices, as well as real-time, bi-directional communication between server and client.
Built-in security: ASP.NET Core supports industry standard authentication protocols and includes built-in protections against cross-site scripting (XSS) and cross-site request forgery (CSRF). A built-in user database supports multi-factor authentication and external sign-in with providers such as Google and X.
AI integration: Applications can be built with C#, OpenAI, and Azure.

Performance and Community

According to TechEmpower Round 23 benchmarks cited by Microsoft, ASP.NET Core ranks ahead of other popular web frameworks in the test results. The project is open source on GitHub, with over 100,000 contributions from more than 3,700 companies. Developers can also find answers on Stack Overflow and Microsoft Q&A.

Hosting and Learning Resources

Microsoft Azure offers free hosting for up to 10 ASP.NET Core websites. Applications can also be deployed to other major cloud platforms, on-premises Linux or Windows servers, or third-party hosting providers. Tutorials, video courses, documentation, and free e-books covering Blazor, ASP.NET Core architecture, and Azure are available.

Overview

Microsoft ASP.NET Core Shared Framework is a Open Source software in the category Web Development developed by Microsoft Corporation.

The users of our client application UpdateStar have checked Microsoft ASP.NET Core Shared Framework for updates 18,253 times during the last month.

The latest version of Microsoft ASP.NET Core Shared Framework is 9.0.22, released on 10/27/2026. It was initially added to our database on 05/28/2021.

Microsoft ASP.NET Core Shared Framework runs on the following operating systems: Android/Windows.

Users of Microsoft ASP.NET Core Shared Framework gave it a rating of 5 out of 5 stars.

Pros

ASP.NET Core is free, cross-platform, and open source, running on Windows, Linux, and macOS.
It includes Blazor for building full stack web apps with HTML, CSS, and C#.
It provides built-in support for industry standard authentication, including multi-factor and external authentication, plus protections against XSS and CSRF.
It is designed for building REST APIs, real-time communication, and AI-enabled apps.
Its project is backed by an active community and public GitHub development.
It can be deployed to Azure, other major cloud platforms, or your own servers.

Cons

It is a development framework for programmers working in C#, so it offers no value to end users without development skills.
Its primary use is building web apps and services, so it is not suited to other application types.
Applications built with it depend on the .NET platform and its tooling.
Some free hosting offers are tied to Microsoft Azure.

FAQ

What is ASP.NET Core?

ASP.NET Core is a free, cross-platform, open-source framework for building web apps and services with .NET and C#. It extends the .NET developer platform with tools and libraries specifically for web development.

Which platforms does ASP.NET Core run on?

ASP.NET Core is supported on Windows, Linux, and macOS. Apps can be deployed to any major cloud platform, your own Linux or Windows servers, or a range of hosting providers.

What can I build with ASP.NET Core?

You can build full stack web apps with HTML, CSS, and C#, REST APIs for browsers and mobile devices, and real-time apps that communicate bi-directionally between server and client. It also supports smart apps that use C#, OpenAI, and Azure.

Is ASP.NET Core free and open source?

Yes, ASP.NET Core is free to use and open source, with its code hosted on GitHub and contributions from a large developer community.

What is Blazor?

Blazor is a web UI framework included with ASP.NET Core for quickly creating fast, secure, and robust web apps that run anywhere.

Does ASP.NET Core include user authentication?

ASP.NET Core supports industry standard authentication protocols and provides a built-in user database. It also supports multi-factor authentication and external sign-in with providers such as Google and X.

How does ASP.NET Core help protect apps from attacks?

Built-in features help protect apps against cross-site scripting (XSS) and cross-site request forgery (CSRF). These protections are part of the framework itself.

Where can I get help with ASP.NET Core?

Questions can be posted to an active community on Stack Overflow and Microsoft Q&A. Official tutorials, video courses, and documentation are also available on the .NET website.

Minh Ong

I'm Minh, a software engineer and author with a passion for exploring and writing about the latest in software and technology. With my experience in software development and a specialization in software updates and content creation, I bring a deep understanding of the tech landscape to my reviews and articles. My focus is on providing you with comprehensive insights into general software topics and the latest industry news.

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Latest Version
9.0.22

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