We are very pleased to announce that the Sitecore Experience Platform 9.1 release, several related product updates, new JSS site, and a new documentation site are available effective immediately to the public.
Release notes are available on the dev.sitecore.net site, but you can read the series by Pieter Brinkman to learn more about what is in Sitecore 9.1:
A brand new documentation site has just been launched: https://doc.sitecore.com/
You can see some more details in the blog post on the Documentation site.
With the full general availability of JSS for 9.0 and 9.1, a new website has been launched: https://jss.sitecore.com/
Look for more blogs and videos around Sitecore Omni and JSS in the near future.
Sitecore Rocks 2.1.126 now has improved Sitecore 9.0 and Sitecore 9.1 support and is available on GitHub and VS Marketplate: