Backtesting Python Packages

vectorbt

The backtesting engine that gives you an unfair advantage. Run thousands of trading ideas before others finish one.

backtrader

Python Backtesting library for trading strategies

backtesting

🔎 📈 🐍 💰 Backtest trading strategies in Python.

qubx

Framework for quantitative strategies development, backtesting and live execution.

lumibot

Backtestable AI trading agents and algorithmic trading strategies for stocks, options, crypto, futures, forex, SEC filings, macro data, and real brokers.

pkscreener

A Python-based stock screener for NSE, India. PKScreener is an advanced free stock screener to find potential breakout stocks from NSE and show its possible breakout values. It also helps to find the stocks which are consolidating and may breakout, or the particular chart patterns that you're looking specifically to make your decisions.

pm-hbtbacktest

Free, open source, a high frequency trading and market making backtesting and trading bot, which accounts for limit orders, queue positions, and latencies, utilizing full tick data for trades and order books(Level-2 and Level-3), with real-world crypto trading examples for Binance and Bybit

vibe-trading-ai

"Vibe-Trading: Your Personal Trading Agent"

nanobook

Rust execution layer for Python trading strategies: deterministic LOB, portfolio backtests, pre-trade risk, and IBKR rebalancing.

hftbacktest

Free, open source, a high frequency trading and market making backtesting and trading bot, which accounts for limit orders, queue positions, and latencies, utilizing full tick data for trades and order books(Level-2 and Level-3), with real-world crypto trading examples for Binance and Bybit

flox-py

Modular framework for building trading systems with polyglot strategy bindings and AI-friendly developer tools.

hummingbot

Open source software that helps you create and deploy high-frequency crypto trading bots

lakeapi

Python API for accessing Lake high frequency tick trades & order book data

octobot-backtesting

Library containing the backtesting engine for OctoBot

backtrader-next

Python Backtesting library for trading strategies

tradedesk

Event-driven Python framework for backtesting and live trading strategies.

ordersim

Inspectable, deterministic Python execution simulator for replaying real order-book data

stock-analysis-engine

Backtest 1000s of minute-by-minute trading algorithms for training AI with automated pricing data from: IEX, Tradier and FinViz. Datasets and trading performance automatically published to S3 for building AI training datasets for teaching DNNs how to trade. Runs on Kubernetes and docker-compose. >150 million trading history rows generated from +5000 algorithms. Heads up: Yahoo's Finance API was disabled on 2019-01-03 https://developer.yahoo.com/yql/

optopsy

A nimble options research and backtesting library for Python

vectorbt-rust

The backtesting engine that gives you an unfair advantage. Run thousands of trading ideas before others finish one.

pfund

An All-in-One Algo-Trading Framework: Backtest -> Train -> Trade -> Monitor. Machine / Deep Learning Ready. Supports All Trading: TradFi+CeFi+DeFi. Code Once, Trade Anywhere.

vector-ta

High-performance technical analysis library in Rust with 340+ indicators, SIMD/CUDA acceleration, and optional Python/WASM bindings.

optimalportfolios

Implementation of optimisation analytics for constructing and backtesting optimal portfolios in Python

zvt

modular quant framework.