Dukascopy+historical+data [new] Instant
This is where 90% of traders fail. If you download data from Dukascopy and feed it directly into MetaTrader 4 or TradingView without adjusting the timezone, your backtest will be .
Despite its high quality, there are inherent limitations and realities to be aware of: dukascopy+historical+data
Pros: Blazing fast, programmatic, allows for automatic re-downloads. Cons: Requires coding knowledge (Python). Unofficial; Dukascopy does not provide support for third-party scrapers. This is where 90% of traders fail