ChecksumViewer is a Windows utility to display the checksum of files/folders.
With ChecksumViewer it is easy to verify if two sets of files/folder are equal.
ChecksumViewer integrates with the Windows shell. When right-clicking on a file/folder, group of files/folders, it is possible to select Checksum Viewer in the popup menu.
Checksum Viewer uses the standard CRC32 algorithm (CRC polynomial 0xEDB88320) as used by zip etc.
Download ChecksumViewer

Right-clicking on shell items.
Dialog box displaying CRC32 checksum of selected shell items.