NirSoft.HashMyFiles
2.50
HashMyFiles is small utility that allows you to calculate the MD5 and SHA1 hashes of one or more files in your system.
You can easily copy the MD5/SHA1 hashes list into the clipboard, or save them into text/html/xml file. HashMyFiles can also be launched from the context menu of Windows Explorer, and display the MD5/SHA1 hashes of the selected file or folder.