SDigest
File hashing tool using Adler32, CRC32, MD5, SHA1, SHA256, SHA512
Most file hashing utils involve specifying a file in a dialog, or dragging a file to an input box, SDigest simply resides in the file context menu, and will display a pop-up showing Adler32, CRC32, MD5, SHA1, SHA256, and SHA512 message digests of the selected file