These open-source applications can substitute for popular applications often used in Windows. They all run in Windows, provide robust functionality and are free via the Internet.
Archiving, File Management
Program Name: PeaZip
Features: PeaZip , a file archiving, file management system, has a customizable user interface and full support for just about all of the archiving formats including ZIP, Tar and GZip. It can extract other formats as well, such as RAR and CAB files. The program also has secure file deletion, random password/keyfile generation and file splitting. It includes disk management tools for formatting and defrag.
