The novel coronavirus (COVID-19) has emerged as a global pandemic, and the global death toll has reached 100,000 as of April 10, 2020. Currently the data about COVID-19 are overwhelming, yet the use of these data for combating COVID-19 is still in its early stage. The overarching goal of this project is to make good use of these data by machine learning, to better understand the spread of COVID-19, to facilitate informed decisions by policy makers, and to better allocate the medical resources such as hospital/ICU beds, personal protective equipments (PPEs), ventilators, etc. As of the Mar 2023, we ceased updating the website since most of our dataset sources stopped updating