| date | year, H, Q, month, days, hours to seconds |
| geolocation | continent, country, region, county, city, lines, polygons, coordinates |
| string | description - names, qualities, categories |
| measure | whole, fraction, decimal |
| boolean | true/false, yes/no |
types of data
| META | GLOBAL | SPECIAL | MARKET RESEARCH | NATIONAL |
|---|---|---|---|---|
| Google Data | UN | Global Terrorism DB | Kantar | Public Procurements |
| Ourworldindata | Worldbank | Freedom House | Gemius | Central Statistical Bureau |
| Nasdaq Data | Eurostat | RSF | Ipsos | MET |
| Eur Data Portal | UNESCO | TI | TNS | Tax Bureau |
| IMF | Company Reg | Land ownership | ||
| NASA | OCCRP ALEPH | National funds | ||
| OECD | Átlátszó | |||
| FB, Twitter |