.NET 9

April 14, 2026 ยท View on GitHub

.NET 9 is a Standard Term Support (STS) release and will be supported on multiple operating systems for two years, from November 12th, 2024 to November 10th, 2026.

Release notes

DateReleaseSDK
2026/04/149.0.159.0.313, 9.0.116
2026/03/109.0.149.0.312, 9.0.115
2026/02/109.0.139.0.311, 9.0.114
2026/01/209.0.129.0.310
2026/01/139.0.129.0.309, 9.0.113
2025/11/189.0.119.0.308
2025/11/119.0.119.0.307, 9.0.112
2025/10/149.0.109.0.306, 9.0.111
2025/09/099.0.99.0.305, 9.0.110
2025/08/059.0.89.0.304, 9.0.109
2025/07/179.0.79.0.303
2025/07/089.0.79.0.302, 9.0.108
2025/06/109.0.69.0.301, 9.0.205, 9.0.107
2025/05/139.0.59.0.106, 9.0.204, 9.0.300
2025/04/089.0.49.0.105, 9.0.203
2025/03/189.0.39.0.202
2025/03/119.0.39.0.104, 9.0.201
2025/02/119.0.29.0.103, 9.0.200
2025/01/149.0.19.0.102
2024/12/109.0.09.0.200 Preview
2024/12/039.0.09.0.101
2024/11/129.0.09.0.100
2024/10/089.0.0 RC 29.0.100-rc.2.24474.11
2024/09/109.0.0 RC 19.0.100-rc.1.24452.12
2024/08/139.0.0 Preview 79.0.100-preview.7.24407.12
2024/07/099.0.0 Preview 69.0.100-preview.6.24328.19
2024/06/119.0.0 Preview 59.0.100-preview.5.24307.3
2024/05/219.0.0 Preview 49.0.100-preview.4.24267.66
2024/04/119.0.0 Preview 39.0.100-preview.3.24204.13
2024/03/129.0.0 Preview 29.0.100-preview.2.24157.14
2024/02/139.0.0 Preview 19.0.100-preview.1.24101.2

.NET Libraries

.NET Runtime

.NET SDK

C#

ASP.NET Core

.NET MAUI

Entity Framework Core