An Open Source reimplementation of Windows PowerShell.
Pash was created by Igor Moochnick and published at http://pash.sourceforge.net/ in 2008. After the original release, development ceased.
In 2012, Jay Bazuzi started exploring the project to see what potential it held.
2012-08: Replace GOLDParser with Irony.
Igor's original announcement: http://igorshare.wordpress.com/2008/04/06/pash-cross-platform-powershell-is-out-in-the-wild-announcement/ Followup, Igor's last message about Pash: http://igorshare.wordpress.com/2008/04/08/more-on-pash-mono-and-codecamp-9/
Official PowerShell Blog: http://blogs.msdn.com/b/powershell/archive/2008/04/08/powershell-on-linux-solaris-mac-etc.aspx