Registry File to Add Right-Click for Bash in Windows 7/8/8.1

right-click-for-bash.reg

Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\Directory\shell\RightClickForBash]
@="Open Bash Shell Here"
[HKEY_CLASSES_ROOT\Directory\shell\RightClickForBash\Command]
@="c:\cygwin64\bin\bash.exe"
[HKEY_CLASSES_ROOT\DesktopBackground\shell\RightClickForBash]
@="Open Bash Shell Here"
[HKEY_CLASSES_ROOT\DesktopBackground\shell\RightClickForBash\Command]
@="c:\cygwin64\bin\bash.exe"
[HKEY_CLASSES_ROOT\Folder\shell\RightClickForBash]
@="Open Bash Shell Here"
[HKEY_CLASSES_ROOT\Folder\shell\RightClickForBash\Command]
@="c:\cygwin64\bin\bash.exe"
[HKEY_CLASSES_ROOT\LibraryFolder\shell\RightClickForBash]
@="Open Bash Shell Here"
[HKEY_CLASSES_ROOT\LibraryFolder\shell\RightClickForBash\Command]
@="c:\cygwin64\bin\bash.exe"

Make sure that your cygwin bin folder is in PATH