Timeline is a multiplayer and single-player strategy, simulation, casual, and puzzle game in which players build and manage a complex network economy by connecting various workers, resources, and locations to facilitate technological advancement. In this game, set within a conceptual framework of space and time, players explore how interconnected labor and resource flows contribute to the development of an evolving economic system, emphasizing the collaborative nature of technological progress. It stands out with its minimalist design and its focus on illustrating the interconnectedness of production processes, inspired by the theme 'joined together' from the GMTK game jam 2021. The game employs advanced gameplay elements such as network optimization and resource management to challenge players' strategic thinking.