C++ BACKTESTER

Event-driven backtesting engine written in C++, compiled to WebAssembly. backtester.cpp runs entirely in this browser, no server. Load OHLCV data, select a strategy and cost model, execute.

Data

CLICK TO LOAD CSV
DATE,OPEN,HIGH,LOW,CLOSE,VOLUME

Strategy

Fast SMA

Slow SMA

Cost Model

Base Cost Rate 0.10%

Sizing

Starting Cash [$] Target Weight / Trade 50%

Price / Fills

Buy Sell

Load data and execute to plot fills

Equity Curve

Strategy Buy & Hold

Strategy vs buy-and-hold equity

HAND-WRITTEN C++ [Strategy · CostModel · Portfolio · BacktestingEngine] → EMSCRIPTEN → WEBASSEMBLY · CHARTS: TRADINGVIEW LIGHTWEIGHT · RUNS LOCALLY