SARS-CoV-2 Mutation Index Web Server is available at : http://curie.utmb.edu/SAR.html Supplementary data: 1. SupplementaryTable.xlsx Showing mutation index profile in 36 countries. 2. Supplementary.docx Additional information 3. AllCountry_Full_Short_70.cys CytoScape network file for 36 countries 4. AllCountry_Monthy_Short_98.cys CytoScape network file using data for all months. 5. GISAID_DATA.txt GISAID ID of all sequences used in the analysis