Unix to PowerShell
PowerShell already uses some Unix commands as aliases e.g. ls is alias for Get-ChildItem.
Joe Pruitt is starting a series of posts that will create PowerShell equivalents for some of the most popular Unix tools. First up is md5
http://devcentral.f5.com/weblogs/Joe/archive/2009/05/18/unix-to-powershell---md5.aspx
Read the complete post at http://richardsiddaway.spaces.live.com/Blog/cns!43CFA46A74CF3E96!2374.entry