CheckSumTool allows user to calculate different (e.g. CRC, MD5, SHA-variants) checksums for files. It also can verify files against given (list of) checksums.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.
