HashCheck Shell Extension - File-integrity verification with CRC-32, MD5, SHA-1, SHA-2 and SHA-3, integrated into Windows...

Jacksum - Jacksum is a free, open source, cross-platform, feature-rich, multi-threaded command line tool for calculating hash values, verifying data integrity, finding files by their fingerprints, and finding algorithms to hash values. 489 hash functions!

OpenHashTab - OpenHashTab is a shell extension for conveniently calculating and checking file hashes from file properties.

SFV Checker - SFV Checker Ensure your multi-volume file archives are complete and accurate!

HashMyFiles - HashMyFiles is small utility that allows you to calculate the MD5 and SHA1 hashes of one or more files in your system.

Md5Checker - Md5Checker is a free, faster, lightweight and easy-to-use tool to manage, calculate and verify MD5 checksum of multiple files/folders.