PowerShell 1.0 - Windows Server 2008, has PowerShell 1.0 as an installable option.
PowerShell 2.0 - WinXP 32 - Vista 32, Vista x64 - Server 2003 32, Server 2003 x64 - Server 2008 32, Server 2008 x64
If you're running Windows 7, you already have PowerShell 2.0 as an installable option.
PowerShell 2.0 Software Development Kit (SDK)
PowerShell 3.0 CTP - In BetaPowershell Pack - write GUI user interfaces in PowerShell
Script Repository - From the Microsoft Script centre
Getting Started Guide - MSDN
Powershell Blog - Powershell team
PowerShell Community Extensions - Additional cmdlets, providers, aliases, filters, functions and scripts
The Powershell Guy - Kirk Munro
Powershell.com
PoshoHolic - Powershell blog
Command Line Kung Fu - PowerShell, CMD and Bash scripting examples
Dmitry Sotnikov - Dmitry Sotnikov
Huddled Masses - Joel Bennett
Otto Helweg - Management & Instrumentation
Keith Hill - Keith Hill
ServerFault - powershell Q&A
Rob Van Der Woude - Powershell example scripts
VBScript-to-PowerShell
PowerShell 1.0 - Documentation Pack (.rtf files)
Windows PowerShell Cookbook
by Lee Holmes, (one of the PowerShell team developers) - Hundreds of tested scripts that you can use right away to get Microsoft's new tool working for you. Also checkout Lee's blog which has more handy tips.
Windows PowerShell in Action
by Bruce Payette, one of the founding members of the Windows PowerShell team, co-designer of the PowerShell language.
As several Amazon reviewers say "don't get this as your first powershell book" but it is the definitive how and why reference for everything PowerShell.8 page quick reference PDF (cheat sheet) by Bruce Payette - free but requires registration
Windows PowerShell course book
by Frank Koch - A free Windows PowerShell booklet available for download, translated from German.
Console 2 - Front end for the CMD and or PowerShell (review)
PrimalTools - A free GUI form builder for PowerShell (XML).
Admin Script Editor - Add GUI forms to Powershell (45 day trial)
Powershell WMI Explorer - The Powershell guy
Quest.com/powershell - Addons including the free PowerGUI editor
pash - An open source reimplementation of PowerShell for Mac, Linux, Solaris and Windows Mobile.
Windows cmd utilities & Books can be found on the Windows Links page
Usenet group- microsoft.public.windows.powershell
TechNet forum - WinServerPowerShell
SS64 - Powershell Discussion Forum
“The big breakthrough was when we got lower case” - Bill Gates Tech•Ed 2008
