Google’s dataset search:
datasetsearch.research.google.com
Open data portals worldwide:
http://dataportals.org
Global data catalogue:
data.world
Data workspace:
wobby.ai
(not free)
European statistics:
ec.europa.eu/eurostat
European data:
data.europa.eu/en
Data on global problems:
ourworldindata.org
World population data:
www.worldometers.info
United Nations:
unstats.un.org/UNSDWebsite
Health:
www.who.int/data
Work:
ilostat.ilo.org
Monetary policy:
www.imf.org/en/data
Policing:
www.interpol.int/How-we-work/Databases
Economic development:
www.oecd.org/en/data.html
Idem:
data.worldbank.org
World trade:
www.wto.org/english/res_e/res_e.htm
Market data:
www.statista.com