A simply installer that based on zlib 1.2.1 as the compression library. Target OS - Win32, language - C++ (MS VC++ 6). It has a simple script language (like MSDOS batch language) and uninstaller. Can write to registry and access to environment variables.
ReHash is an easy-to-use console-based hash calculation tool written in C++. It supports many algorithms and output formats and it can be fully configured using some of the many command-line arguments which can be passed to the tool.