Even if there’s still, as far as I know, no official release date for WMF 5.0 a new version of the preview is available since one week.
Once again, this preview includes both stable and experimental features.
WMF 5.0 Preview: Defining “experimental designs” and “stable designs”
New features in PowerShell 5.0 include:
- PowerShell class definitions (properties, methods)
- PowerShell .NET Enumerations
- Debugging for PowerShell Runspaces in remote processes
- Debugging for PowerShell Background Jobs
- Desired State Configuration (DSC) Local Configuration Manager (LCM) version 2.0
- DSC partial configurations
- DSC Local Configuration Manager meta-configurations
- Authoring of DSC resources using PowerShell classes
WMF 5.0 Preview February 2015 installs exclusively on Windows 8.1, Windows Server 2012 R2, and Windows Server 2012. You’ll need .NET Framework 4.5 installed to run WMF 5.0; you can also find that on the Microsoft Download Center, if you’re not running it already.
Ok, enough talking, here’s the download link : Windows Management Framework 5.0 Preview February 2015