VMware / Citrix  tools.

File Tools

• WinSCP3 - http://www.winscp.com/ - Put your files on the ESX host.
• LSISOcreator - http://www.lucersoft.com/freeware.php - Tool rip CD's and DVD to ISO

SSH

• Putty - http://www.chiark.greenend.org.uk/~sgtatham/putty/download.html - SSH, Telnet, rlogin, and raw TCP client.
• Secure CRT - http://www.vandyke.com/products/securecrt/ -SSH, Telnet.

Text Editors

• Winedt - http://www.winedt.com/ - Powefull Text editor

Printers

• StressPrinters 1.2 - http://support.citrix.com/article/CTX109374

Scripting

• VMware Perl and COM scripting API's - http://www.vmware.com/download/sdk/api.html

PowerShell

• Quest - http://www.quest.com/powershell/ - Graphical user interface, interactive community & Active Directory commands
• PowerShell.com - http://powershell.com/ - Tons of information
• PowerShell @ XaLee http://xahlee.org/powershell/index.html
  
  

Paint & Photo edit

• GIMP for Windows - http://www.gimp.org/windows/

License

• http://www.vmware.com/checklicense/ - Online license file checker.