Lammer Context Menu is an extension for Microsoft Windows Explorer with very handy features like:

• Copy Path (Full Path, File Name, File Url, UNC Path) (UPDATED)
• Explore Here
• Command Prompt
• Path Operations (Move, copy, delete based on advanced wildcards like: delete all folders matching "*\bin\obj")
• Batch rename files (manual changes, sequences generator, etc)
• Search and Replace (UPDATED)
  
• Select all files in a folder by extension
• Mount virtual drivers (aka subst)
• Register/Unregister COM Modules (*.ocx, *.dll)
• UAC friendly (Shift to run as administrator)
• Hex Editor
• Touch Files
• Pack To Folder (NEW)
• Menu is customizable (NEW)
• Auto-Updates (NEW)
• Copy Contents (NEW)
• And much more to come!

Compatible with Windows XP and above (including Windows 7) in both platforms x86 and x64.
Requires Microsoft .NET Framework 3.5, can be freely downloaded from Microsoft website here.

Check out some screen shots here.
Click here to download Lammer Context Menu now.