# .NET LTS and STS

The two kinds of .NET release on one page: what LTS and STS mean, how they came about from 2016 to today, and the two ways teams upgrade. From the blog post \[What's new in C# 15: .NET 11, LTS and STS\](/blog/whats-new-in-csharp-15).

![The .NET LTS and STS cheat sheet: the two labels and their support, the history from 2016 to 2026, and the two ways to upgrade, with Codey pointing at the shared November 2028 end date](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/11/a5b7bc52db424b7dbb4dd3912b5c33bf.webp)

- Category: C#
- Level: Novice
- Tags: csharp-15, dotnet, lts, sts, whats-new
- Updated: November 11, 2026

Source: https://www.ask-codey.com/cheat-sheets/dotnet-lts-and-sts-cheat-sheet