Official NPM packages from MeridianAlgo. A professional-grade quantitative finance framework for JavaScript and TypeScript, bringing institutional-grade trading and analysis tools to the Node.js ecosystem.
Self-tuning multi-agent AI trading system. 8-source signal fusion, Bull/Bear/Judge debate on Claude Opus 4.7, Kelly + ATR position sizing. Python · Kalshi + Polymarket adapters.
Simple, high-performance backtesting framework for trading strategies. I created this library so anyone can implement their own trading strategy with simple code, just create a new class that inherits from the Strategy class and implement the predict method and run the backtest on your data.
Clean-room Go port of backtesting.py — bar-by-bar backtesting engine, 30+ parity-validated statistics, grid/random optimizer, indicators, and self-contained HTML reports
Trading 212 Public API client for Go — account summary, instruments, exchanges, positions — with a gobacktest data-source adapter that maps T212 tickers to Yahoo Finance candles
Dependency-free Go client for the OANDA REST v20 API — candles, accounts, market orders, take-profit, instrument facts — with a gobacktest data-source adapter