From Nirsoft: The ShellExView utility displays the details of shell extensions installed on your computer, and allows you to easily disable and enable each shell extension. ShellExView can be used for solving context-menu problems in Explorer environment. ShellExView can be used for solving context-menu problems in Explorer environment. This utility works on any version of Windows, starting from Windows 98 and up to Windows Vista. Be aware that if you work with 64-bit version of Windows, you should download and use the 64-bit release of ShellExView utility The ShellExView is a standalone executable. It doesn't require any installation process or additional DLLs. Just copy it to any folder you want, and run it. After you run it, wait a few seconds until ShellExView loads all shell extensions items.
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Great tool to edit your context menu in windows - if its getting longer and longer with each time you add a new app to your machine. I particularly like the ability to filter by type. Recommended!