AMS3 (Amsterdam) is now live, offering v1.5 of the backend codebase and enabling IPv6 on Droplets. Developers in Europe can take advantage of additional benefits, such as networking services without powering off their instances. The new region also supports CoreOS as an operating system option, allowing for easy containerization and distributed systems setup with containers. Users can access resources and tutorials to help them get started with IPv6 and CoreOS on Droplets in AMS3.