Circular Design is an open commons repository of design strategies for the transition to the circular economy. The goal of Circular Design is to establish a community of best practises where designers, researchers, and specialists can contribute and share their knowledge. The tool is designed around a scientific framework to organise design strategies throughout the supply chain in a manner that makes it easier to comprehend and interact across various design strategies. At the beginning of the design phase, the tool assists designers in recognizing and clarifying the best path for multiple life cycles products.