Journal of Research in VLSI Design Tools and Technology ISSN: 3139-2016 (Online)

Authors: M. Abinayasree, T. Dineshkumar

Abstract: The Open ROAD project is an open-source initiative aimed at automating the complex and time-consuming process of VLSI (Very-Large-Scale Integration)
chip design. This paper explores the role of the Open ROAD project in transforming VLSI design through its integrated tool chain, which automates various stages, including synthesis, placement, and routing. By utilizing advanced algorithms and machine learning techniques, OpenROAD offers a fully automated design flow that improves efficiency and reduces design time. The project’s open-source nature significantly enhances accessibility for researchers, small companies, and educational institutions, fostering
innovation and collaboration. Despite its successes, challenges related to performance optimization, tool compatibility, and scalability remain. This paper highlights the contributions of OpenROAD to the field, addresses its
limitations, and discusses its future potential in the context of evolving VLSI design needs. Through this investigation, the paper emphasizes the importance of the Open ROAD project in advancing automated VLSI design and its future
scope for broader industry adoption.

Keywords: Open ROAD VLSI Design Electronic Design Automation (EDA) Automated Design Flow Timing-Driven Placement Routing Optimization Design Rule Checking (DRC) Power, Performance, and Area (PPA) Open-Source EDA Tools Scalability in Semiconductor Nodes Artificial Intelligence in Design Chip Design Automation.