Windows Client and Server build numbers.
See: https://learn.microsoft.com/en-us/windows/release-health/release-information https://learn.microsoft.com/en-us/windows/release-health/windows-server-release-info https://learn.microsoft.com/en-us/windows/release-health/windows11-release-information
const (
// RS1 (version 1607, codename "Redstone 1") corresponds to Windows Server
// 2016 (ltsc2016) and Windows 10 (Anniversary Update).
RS1 = 14393
// V1607 (version 1607, codename "Redstone 1") is an alias for [RS1].
V1607 = RS1
// LTSC2016 (Windows Server 2016) is an alias for [RS1].
LTSC2016 = RS1
// RS2 (version 1703, codename "Redstone 2") was a client-only update, and
// corresponds to Windows 10 (Creators Update).
RS2 = 15063
// V1703 (version 1703, codename "Redstone 2") is an alias for [RS2].
V1703 = RS2
// RS3 (version 1709, codename "Redstone 3") corresponds to Windows Server
// 1709 (Semi-Annual Channel (SAC)), and Windows 10 (Fall Creators Update).
RS3 = 16299
// V1709 (version 1709, codename "Redstone 3") is an alias for [RS3].
V1709 = RS3
// RS4 (version 1803, codename "Redstone 4") corresponds to Windows Server
// 1803 (Semi-Annual Channel (SAC)), and Windows 10 (April 2018 Update).
RS4 = 17134
// V1803 (version 1803, codename "Redstone 4") is an alias for [RS4].
V1803 = RS4
// RS5 (version 1809, codename "Redstone 5") corresponds to Windows Server
// 2019 (ltsc2019), and Windows 10 (October 2018 Update).
RS5 = 17763
// V1809 (version 1809, codename "Redstone 5") is an alias for [RS5].
V1809 = RS5
// LTSC2019 (Windows Server 2019) is an alias for [RS5].
LTSC2019 = RS5
// V19H1 (version 1903, codename 19H1) corresponds to Windows Server 1903 (semi-annual
// channel).
V19H1 = 18362
// V1903 (version 1903) is an alias for [V19H1].
V1903 = V19H1
// V19H2 (version 1909, codename 19H2) corresponds to Windows Server 1909 (semi-annual
// channel).
V19H2 = 18363
// V1909 (version 1909) is an alias for [V19H2].
V1909 = V19H2
// V20H1 (version 2004, codename 20H1) corresponds to Windows Server 2004 (semi-annual
// channel).
V20H1 = 19041
// V2004 (version 2004) is an alias for [V20H1].
V2004 = V20H1
// V20H2 corresponds to Windows Server 20H2 (semi-annual channel).
V20H2 = 19042
// V21H1 corresponds to Windows Server 21H1 (semi-annual channel).
V21H1 = 19043
// V21H2Win10 corresponds to Windows 10 (November 2021 Update).
V21H2Win10 = 19044
// V21H2Server corresponds to Windows Server 2022 (ltsc2022).
V21H2Server = 20348
// LTSC2022 (Windows Server 2022) is an alias for [V21H2Server]
LTSC2022 = V21H2Server
// V21H2Win11 corresponds to Windows 11 (original release).
V21H2Win11 = 22000
// V22H2Win10 corresponds to Windows 10 (2022 Update).
V22H2Win10 = 19045
// V22H2Win11 corresponds to Windows 11 (2022 Update).
V22H2Win11 = 22621
)