London Strategic Edge | The Largest Free Archive of Market Data

London Strategic Edge is building the largest free archive of market data. The databank serves 4.8 trillion ticks across 246,000+ datasets: stocks, options with greeks, forex, crypto, futures, ETFs, commodities, indices, bond yields and 41,800+ macro economics series for 211 countries, some back to 1900, all downloadable free as Parquet or CSV with one free key. The same platform offers free strategy backtesting, machine learning price forecasting (LSTM, XGBoost, CatBoost, Random Forest), live charts and options analysis across 15,000+ instruments. No paywall, no credit card required.