# ASP.NET Core updates in .NET 9 Release Candidate 2

This release was focused primarily on quality improvements as we near general availability of .NET 9. It is covered by a go-live license, and we encourage developers today to try it out and provide feedback on anything that you find in your development so we can incorporate any additional enhancements into the final release.

 Here's a summary of what's new in ASP.NET Core in this release:

* [Updated to latest Bootstrap, jQuery, and jQuery Validation versions](#updated-to-latest-bootstrap-jquery-and-jquery-validation-versions)

ASP.NET Core updates in .NET 9 Release Candidate 2:

* [What's new in ASP.NET Core in .NET 9](https://learn.microsoft.com/aspnet/core/release-notes/aspnetcore-9.0) documentation.
* [Breaking changes](https://docs.microsoft.com/dotnet/core/compatibility/9.0#aspnet-core)
* [Roadmap](https://aka.ms/aspnet/roadmap)

.NET 9 Release Candidate 2:

* [Discussion](https://aka.ms/dotnet/9/rc2)
* [Release notes](README.md)

## Updated to latest Bootstrap, jQuery, and jQuery Validation versions

The ASP.NET Core project templates and libraries have been updated to use the latest versions of Bootstrap, jQuery, and jQuery Validation, specifically:

* Bootstrap 5.3.3
* jQuery 3.7.1
* jQuery Validation 1.21.0
