D-Base is a database management system that was popular in the 1980s and 1990s. It allows users to create, manage, and manipulate databases easily. Originally developed for the DOS operating system, it provided a user-friendly interface for data entry and retrieval, making it accessible for non-technical users. Over the years, D-Base evolved to support various platforms, including Windows. It features a programming language called dBase III, which enables users to write scripts for more complex data operations. Although its popularity has declined with the rise of modern database systems, D-Base remains a significant part of computing history.