What’s New in .NET 7? New Features and Enhancements you need to know!

Rajat Chauhan
4 min readSep 15, 2022

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Here we will talk about such legitimate striking features that will make .NET 7 more efficient and promising than the previous versions. Let’s start!

Before we dwell on the modifications that will enhance working with .NET, let us understand how the release cycle for .NET comes up with different versions.

.NET Release Modulation

Every product from Microsoft comes with its lifecycle. This begins with its release and ends when it is no longer supported. Now why it becomes important to know the details of releasing dates. It is simple. The awareness of the release dates can guide you in deciding when to upgrade your software and make some necessary changes to it.

Major releases of .NET are published every year in November, allowing the .NET developers to plan their roadmap. Likewise, .NET7 roadmap reveals the .NET.net7 release date to be in November 2022. All the even-numbered releases are covered under a Long Term Support (LTS) policy. Precisely, these .NET releases get free support and patches for three years. Whereas the odd-numbered releases get free support and patches for 18 months.

What’s new in .NET 7?

Previews are released for public testing before the final release of the .NET version. This does not concisely support the final version, but still works as a pilot plot for the .NET latest version. For .NET7 updates, there is a total of 7 previews announced till now with modifying and supplementing .NET 7 features. Let us take a look at certain noteworthy .NET 7 features, as announced through .NET 7 previews.

#1 Native-AOT

Simply as its name suggests, Ahead-Of-Time generates code at compile-time instead of run-time but on Native. This is not completely a new concept. Currently, we are offered with ReadyToRun for client-server applications and Mono AOT for mobile and WASM applications. These technologies are not replaced by Native AOT, however, offer a new set of potentials that will bring full native pre-compilation to .NET desktop client and server scenarios.

Using Native AOT will benefit in various ways as it will have lower memory usage and restricted platform access with reduced disk size making for faster startup time. These are showcased by promising numbers in the terms of compilation speed and size.

#2 ASP.NET Core

A lot is going on in ASP.NET core development.

Additional performance improvements to make it faster and more efficient. .NET 6 already had a massive impact on performance and .NET 7 will take it even further. That being so, .NET 7 updates will widely enhance the .NET 7 performance. Although you might not run into performance issues today, you can save your money without altering your source code when running on the cloud.

  • HTTP 3 is a preview feature in .NET 6 and will be enabled by default in .NET 7. There will be additional TLS features and other performance improvements.
  • Minimal APIs allow the creation of lightweight web APIs without the overhead of controllers. This was introduced in .NET 6. With .NET 7 we will get additional improvement and support for currently missing features like grouping endpoints with a common route prefix. These endpoint filters will allow the implementation of crosscutting concerns that could be only done by controllers using action filters in the current version.
  • Blazor Hybrid Support will allow take the existing blazor components and put them into a desktop application using a web view control with access to all underlying hardware APIs. This will also allow developers to use web technologies to build desktop applications with access to system resources like a local file system or a webcam. There will be web view control for Windows Forms and WPF application that allows for modernization of the existing applications and integration of new blazor components into an existing application.
  • Read the complete post here: https://bit.ly/3Lofydd

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Rajat Chauhan
Rajat Chauhan

Written by Rajat Chauhan

Rajat Chauhan is a Manager of Digital Marketing at Ace Infoway Pvt.Ltd — a leading web and mobile development company with offices in LA and India.

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