The Johns Hopkins Coronovirus Resource Center
University of Minn. Center for Infectious Disease Research and Policy
Reich Lab COVID-19 Forecast Hub
Showing Up-To-Date values for Rt, a key measure of how fast the virus is growing.
The Rt shows the average number of people who become infected by an infectious person.
This Link Goes to the US Page, but there are pages for a broader range of locations that can be accessed via the home page
Financial Times Coronavirus Tracker
Institute for Health Metrics and Evaluation
An interactive visualization of the exponential spread of COVID-19
The Covid Tracking Project
Pandemics Explained by the Harvard Global Health Institute