1.StockSharp / StockSharpAlgorithmic trading and quantitative trading open source platform to develop trading robots (stock markets, forex, crypto, bitcoins, and options).trading-strategiestrading-robotstrading-platformalgorithmic-trading-engineforexbitcoins+14 moreC#Other license11K total2.3K forks+625 starsfrom 10,424 · score 6.44
2.ricequant / rqalphaA extendable, replaceable Python algorithmic backtest && trading framework supporting multiple securitiesquantpythonbacktestfinancericequantta-lib+4 morePythonOther license6.9K total1.8K forks+230 starsfrom 6,620 · score 5.44
3.ta4j / ta4jA Java library for technical analysis.java-librarystocksforexbitcoinethereumtrading-algorithms+5 moreJavaOther license2.5K total804 forks+53 starsfrom 2,472 · score 3.99