Cases and other statistics

Our world in data (John Hopkins University) Stats on cases, tests, deaths, hospitalizations, vaccinations, etc
Global statistics on cases Covid stats are brought at Worldometer by an international team of developers, researchers, and volunteers; published by a digital media company in USA
Eular Covid-19 database Based on volunteer-doctor-reporting from selected european countries
COVID-19 Data Repository by the Center for Systems Science and Engineering (CSSE) at Johns Hopkins University Covid-19 cases - comprehsive collection; Dong E, Du H, Gardner L. An interactive web-based dashboard to track COVID-19 in real time. Lancet Inf Dis. 20(5):533-534. doi: 10.1016/S1473-3099(20)30120-1
Covid-19 research database Selected datasets from medical and pharmacy claims data, EHR data, mortality data, and consumer data. Created by multiple organizations as a public-private consortium, with an intention of providing access to real-world data to public health and policy researchers.
Reliable sources for state/country-wise data that are updated frequently