Microsoft has released a new build of Windows Server to Insiders, bringing the build number to 19035, though there's no changelog yet. There's also a new build of the Windows 10 SDK.
Build 19035 RSS
Today, Microsoft refreshed the ISOs that are available through the Windows Insider Program. You can now get images for build 19035 through both the Fast and the Slow ring channels.
Microsoft released yet another Windows 10 Insider Preview from the 20H1 branch today, and build 19035 is available for download in the Fast and Slow rings. The next version is still coming soon.