When is .NET Core 3.0 end of life?

.NET Core 3.0 reached end of life on Mar 3, 2020. It gets no more updates, including security fixes.

What is the latest version of .NET Core 3.0?

The latest .NET Core 3.0 release is 3.0.3, released on Feb 19, 2020.

When was .NET Core 3.0 released?

.NET Core 3.0 was released on Sep 23, 2019.

How do I check which .NET version I have?

Run dotnet --version, then paste the result into the “Am I up to date?” box on this page.

.NET Core 3.0

End of life

3.0.3 Release notes ↗

Is .NET Core 3.0 still supported?

.NET Core 3.0 reached end of life on Mar 3, 2020 (6 years ago). It no longer gets updates, including security fixes. Upgrade to .NET 10 (LTS) (latest 10.0.12), supported until Nov 14, 2028.

Released: Sep 23, 2019
End of life: Mar 3, 2020
6 years ago
Latest version: 3.0.3
Feb 19, 2020

Upgrade path

The recommended upgrade is .NET 10 (LTS), currently at 10.0.12 and supported until Nov 14, 2028.

How to upgrade from .NET Core 3.0 to .NET 10 (LTS)

Ubuntu / Debian

sudo apt update
sudo apt install dotnet-sdk-10

Windows

winget install Microsoft.DotNet.SDK.10

Docker

docker pull mcr.microsoft.com/dotnet/sdk:10

Update the TargetFramework in your project files (e.g. net10) and rebuild.

Official upgrade guide ↗ Back up first, and test on a non-production machine when you move to a new branch.

Quick answers

Is .NET Core 3.0 still supported?: No. .NET Core 3.0 reached end of life on Mar 3, 2020 (6 years ago). It no longer gets updates, including security fixes. Upgrade to .NET 10 (LTS) (latest 10.0.12), supported until Nov 14, 2028.
When is .NET Core 3.0 end of life?: .NET Core 3.0 reached end of life on Mar 3, 2020. It gets no more updates, including security fixes.
What is the latest version of .NET Core 3.0?: The latest .NET Core 3.0 release is 3.0.3, released on Feb 19, 2020.
When was .NET Core 3.0 released?: .NET Core 3.0 was released on Sep 23, 2019.
What should I upgrade .NET Core 3.0 to?: The recommended upgrade is .NET 10 (LTS), currently at 10.0.12 and supported until Nov 14, 2028.
How do I check which .NET version I have?: Run dotnet --version, then paste the result into the “Am I up to date?” box on this page.

Other .NET branches

All 13 →

9 Supported
8 (LTS) Supported
7 End of life
6 (LTS) End of life
5 End of life
Core 3.1 (LTS) End of life
Core 3.0 End of life
Core 2.2 End of life
Core 2.1 (LTS) End of life
Core 2.0 End of life
Core 1.1 End of life
Core 1.0 End of life

.NET 3.0 release history

RSS

Release dates for 4 .NET 3.0 versions, newest first.

Feb 19, 2020 3.0.3
Jan 14, 2020 3.0.2
Nov 19, 2019 3.0.1
Sep 23, 2019 3.0.0

Keep track

Badge for this branch (Markdown) .NET end-of-life dates for your calendar

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