Microsoft Windows NT headers
An archive of the latest available headers for every Windows NT version since the original Windows NT 3.1 release.
| Windows version |
Windows release(s) |
SDK1 name |
SDK version |
WDK2 name |
WDK version |
| 3.10.511 |
Windows NT 3.1 |
Win32 SDK |
3.1 |
Windows NT DDK |
3.1 |
| 3.50.807 |
Windows NT 3.5 |
Win32 SDK |
3.5 |
Windows NT DDK |
3.5 |
| 3.51.1057 |
Windows NT 3.51 |
Win32 SDK |
3.51 |
Windows NT DDK |
3.51 |
| 4.0.1381 |
Windows NT 4.0 |
Win32 SDK |
4.0 |
Windows NT DDK |
4.0 |
| 5.0.2195 |
Windows 2000 |
Platform SDK (July 2000) |
5.0.2201.0 |
Windows 2000 DDK |
5.0.2195.1 |
| 5.1.2600 |
Windows XP |
Platform SDK (XP SP2) |
5.1.2600.2180 |
Windows XP SP1 DDK |
5.1.2600.1106 |
| 5.2.3790 |
Windows Server 2003, Windows XP x64 Edition |
Platform SDK (Server 2003 R2) |
5.2.3790.2075 |
Windows Server 2003 SP1 DDK |
5.2.3790.1830 |
| 6.0.60003 |
Windows Vista, Windows Server 2008 |
Windows SDK (Server 2008) |
6.0.6001.18000 |
WDK (Server 2008 SP1) |
6.0.6001.18002 |
| 6.1.7600 |
Windows 7, Windows Server 2008 R2 |
Windows SDK |
7.1.7600.0 |
Windows Driver Kit |
6.1.7600.16385 |
| 6.2.9200 |
Windows 8, Windows Server 2012 |
Windows SDK |
8.59.29750 |
Windows Driver Kit |
8.59.29757 |
| 6.3.9600 |
Windows 8.1, Windows Server 2012 R2 |
Windows SDK |
8.100.26837 |
Windows Driver Kit |
8.100.26846 |
| 10.0.10240 |
Windows 10 v1507 |
Windows SDK |
10.0.26624.04 |
Windows Driver Kit |
10.0.26639.04 |
| 10.0.10586 |
Windows 10 v1511 |
Windows SDK |
10.0.10586.212 |
Windows Driver Kit |
10.0.10586.0 |
| 10.0.14393 |
Windows 10 v1607, Windows Server 2016 |
Windows SDK |
10.0.14393.795 |
Windows Driver Kit |
10.0.14393.0 |
| 10.0.15063 |
Windows 10 v1703 |
Windows SDK |
10.0.15063.468 |
Windows Driver Kit |
10.0.15063.0 |
| 10.0.16299 |
Windows 10 v1709 |
Windows SDK |
10.0.16299.91 |
Windows Driver Kit |
10.0.16299.15 |
| 10.0.17134 |
Windows 10 v1803 |
Windows SDK |
10.0.17134.12 |
Windows Driver Kit |
10.0.17134.1 |
| 10.0.17763 |
Windows 10 v1809, Windows Server 2019 |
Windows SDK |
10.0.17763.7010 |
Windows Driver Kit |
10.0.17763.1 |
| 10.0.183625 |
Windows 10 v1903, v1909 |
Windows SDK |
10.0.18362.1 |
Windows Driver Kit |
10.0.18362.1 |
| 10.0.190416 |
Windows 10 v2004, v20H2, v21H1, v21H2, v22H2 |
Windows SDK |
10.0.19041.5609 |
Windows Driver Kit |
10.0.19041.5738 |
| 10.0.20348 |
Windows Server 2022 |
Windows SDK |
10.0.20348.3330 |
Windows Driver Kit |
10.0.20348.1 |
| 10.0.22000 |
Windows 11 v21H2 |
Windows SDK |
10.0.22000.832 |
Windows Driver Kit |
10.0.22000.1 |
| 10.0.226217 |
Windows 11 v22H2, v23H2 |
Windows SDK |
10.0.22621.5040 |
Windows Driver Kit |
10.0.22621.5193 |
| 10.0.261008 |
Windows 11 v24H2, v25H2, Windows Server 2025 |
Windows SDK |
10.0.26100.7705 |
Windows Driver Kit |
10.0.26100.6584 |
| 10.0.28000 |
Windows 11 v26H1 |
Windows SDK |
10.0.28000.1721 |
Windows Driver Kit |
10.0.28000.1 |
- The Windows SDK was named the Platform SDK or Win32 SDK prior to Windows Vista.
- The Windows Driver Kit (WDK) was named the Driver Development Kit (DDK) prior to Windows Vista.
- Technically the SDK and WDK target version 6.0.6001 as the initial release of Windows Server 2008 includes SP1.
- The Windows 10 v1507 SDK and WDK version numbers appear to be incorrect but are not.
- Build 18363 (Windows 10 v1909) is not listed separately as it uses the same SDK and WDK.
- Builds 19042 (Windows 10 v20H2), 19043 (Windows 10 v21H1), 19044 (Windows 10 v21H2), and 19045 (Windows 10 v22H2) are not listed separately as they use the same SDK and WDK.
- Build 22631 (Windows 11 v23H2) is not listed separately as it uses the same SDK and WDK.
- Build 26200 (Windows 11 v25H2) is not listed separately as it uses the same SDK and WDK.