Commerce One was a pioneering B2B (business-to-business) e-commerce software company that gained significant prominence during the late 1990s dot-com boom. The company developed platforms designed to automate the procurement and supply chain processes for large enterprises, enabling them to create online marketplaces and interact directly with suppliers. At its peak, Commerce One was a darling of the financial markets, valued at billions of dollars as investors speculated on the company’s ability to digitize the entire global supply chain. However, as the dot-com bubble burst, the company struggled to sustain its high valuations and business model, ultimately leading to its decline and eventual acquisition of its remaining assets by other software entities. Today, it is frequently cited in business history as a classic case study of both the immense potential and the rapid volatility of early digital-era enterprise software firms.