Backtrader

Backtesting ToolsFree planpython

Open-source Python backtesting and live-trading framework.

Pricing

Plan	Price (as listed)
Open source	Free

Prices as shown on the vendor's pricing page, checked 2026-10-16. Always confirm on the vendor site.

Free plan	Yes
Broker integrations	Interactive Brokers, Oanda (live trading docs)
Category	Backtesting Tools
Tags	backtesting, python, open-source, free

Backtesting ToolsFree planreplay

Browser-based chart replay for manual backtesting.

Free plan · paid from $15/mo

Backtesting Toolsforex

Desktop and online forex backtesting simulator.

Pricing: check vendor

Backtesting ToolsFree planalgo

Cloud algorithmic trading platform (LEAN) for coding, backtesting and live trading.

Free plan · paid from $84/mo

Backtesting Toolscharting

Automated technical analysis, no-code backtesting, scanning and trading bots.

From $149/mo

Backtesting Toolsdesktop

Desktop charting, portfolio backtesting and scanning with one-time licences.

$299 one-time

Backtesting ToolsFree planportfolio

Portfolio backtesting, factor analysis and Monte Carlo for long-term investors.

Free plan · paid from $30/mo