HashX is a powerful yet very easy to use application designed for computes hash value(checksum) for any single file, it allows you to verify that downloaded files are not corrupted or otherwise unusable.

SonicFolder is a very easy-to-use add-on to the Windows Explorer. With it you can open favorite folders quickly in Windows Explorer, Open/Save File Dialog or on the Desktop, etc. And copy selected file/folder`s path name.