This Finpip overview summarizes Dukascopy as commonly marketed to retail traders (founded 2004; HQ: Geneva, Switzerland). Typical platforms include JForex, MetaTrader 4, MetaTrader 5.
Regulatory snapshot (not legal advice): FINMA Swiss banking licence; EU clients via tied agents; read disclosures
Official website: https://www.dukascopy.com/. Confirm licence numbers, product availability, and costs there before funding an account.