RapidCRC Unicode Alternatives for Windows

HashCheck Shell Extension is a lightweight Windows Explorer extension that provides easy access to file checksums (hashes) directly from the file properties dialog. Supporting a wide range of hash types including MD5, SHA-1, SHA2, SHA3, CRC32, MD4, and CRC, it allows users to quickly verify the integrity of downloaded files or compare files without opening separate hashing utilities. Its integration into the shell makes checksum verification a seamless part of the Windows file management workflow.

Hashtab is a lightweight Windows shell extension that allows users to quickly calculate and display file hash values directly within the file properties dialog. Supporting numerous hashing algorithms, it enables easy verification of file integrity.

HashMyFiles is a free, portable utility that calculates various file hashes, including MD5, SHA1, SHA256, CRC32, and eD2k, for one or more files or entire folders. It offers shell integration, drag-and-drop support, and a command-line interface, making it a versatile tool for verifying file integrity and identifying duplicate files.