Building products requires putting together many components. There are source-based distributions supporting that process. Using a pre-built, pre-testedbinary distribution like Debian has its advantages. Isar is a system for image generation using binary packages. It usesmainstream tools and workflows to build multiple products, managing commonsubsystems, and maintaining components from different vendors. In this talk, Baurzhan will describe the motivation for Isar, its currentstate, advantages and challenges to overcome.