PoSH Server is a web server coded in PowerShell. You can add or remove features via PowerShell ISE. You just need to know PowerShell scripting language to work on it.
PoSH Server is one of the most lightweight web servers. You can host your PowerShell and HTML pages without requiring a web server. PoSHServer is only 144 KB! and works on PowerShell v2, v3 and v4.
Windows Core Support
PoSH Panel works on PowerShell so you can even use it on Windows Server Core. PowerShell is also available on Windows desktops and PoSH Panel works on it without problem.