RHash is an open source file hashing utility that allows users to calculate and verify cryptographic hashes of files. It is written in C and supports a wide range of hash algorithms, including popular ones such as MD5, SHA1, and CRC32. RHash is designed to be fast and lightweight, and includes features such as the ability to process multiple files at once, support for recursive hashing of directories, and the ability to generate and verify hash sums in a variety of formats. The RHash website provides downloads, documentation, and other resources for users who want to use the tool in their own projects. You can install RHash using tea today!