The International Standard Industrial Classification of All Economic Activities is a United Nations industry classification system. Wide use has been made of ISIC in classifying data according to kind of economic activity in the fields of employment and health data.
The Glidenumber database contains information on natural catastrophes over several years globally.
World Bank data on GDP, imports/exports, FGI, GINI, inflation, internet users, literacy, government debt, population and more between 2000 and 2015 for most countries in the world
Weekdays and holidays for various European countries.