Backtrader
Backtrader: A free, open-source Python framework for strategy research and broker-connected trading. Ranked #3 of 18 in Quant Tools by our editors (8.8/10); pricing: Free plan; best for developers backtesting strategies in Python.
At a glance
- Editor score8.8 / 10
- PricingFree plan
- Best forDevelopers backtesting strategies in Python
- Free planYes
- Paid fromFree
- Live trade executionYes
- Facts checked24 Sep 2026
Where it wins
- Backtest Python strategies with multi-asset data feeds
- Optimization, indicators and analyzers support strategy evaluation
- Connect supported brokers for live data and trading
Where it doesn't
- Requires Python development rather than no-code strategy building
- Self-hosted, so users manage their own environment
- Live broker and data-feed capabilities depend on integrations
Our verdict on Backtrader
Backtrader is a Python framework for developing, backtesting and analyzing trading strategies. It suits developers who want to write strategy logic in Python and work with multi-asset data, rather than use a hosted, no-code trading platform. The framework runs on Windows, macOS and Linux and can load CSV, Yahoo Finance, database and supported broker feeds.
Its research workflow combines an event-driven engine with built-in indicators, performance analyzers and plotting. Users can resample or replay feeds across timeframes, configure order types, commissions and slippage, and run parameter optimization across strategy instances. These tools make Backtrader a fit for comparing strategy behavior and reviewing results within a Python workflow. It is free and open source, with self-hosted deployment; the listed support channel is documentation.
Broker connections include Interactive Brokers, Visual Chart, Oanda, Alpaca and ccxt, supporting live data and trading where the relevant integration and external services allow it. That flexibility comes with setup and maintenance work: users need to develop in Python, manage their own environment and account for the capabilities of their chosen broker and data feed. Choose Backtrader if you want an open-source toolkit for code-driven backtesting that can connect to supported brokers. Consider another option if you need a hosted service, a no-code interface or a workflow that does not depend on external integrations.
Your product? Our editors can test Backtrader in depth and publish a review, labelled as paid · from $149/mo →
Backtrader pricing
Backtrader fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Strategy backtesting | Yes |
| Live trade execution | Yes |
| Paper trading | Not verified |
| Asset classes | Multi-asset |
| Strategy languages | Python |
| Historical data access | Yes |
| Deployment | Self-hosted |
| Platforms | Windows, macOS, Linux |
| Support | Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Integrations | 5 integrations: Interactive Brokers, Visual Chart, Oanda, Alpaca, ccxt |
| Pricing | Free plan |
| Website | backtrader.com |
| Facts checked | 24 Sep 2026 |
Backtrader integrations
Backtrader lists 5 integrations on its own site.
- Interactive Brokers
- Visual Chart
- Oanda
- Alpaca
- ccxt
Alternatives to Backtrader
- QuantConnectA multi-asset research and trading workflow with backtesting, paper trading, and live deployment.9.3
- ProRealTimeMulti-platform charting, backtesting and automated trading through broker partners.9.0
- NinjaTraderA futures-focused brokerage and trading platform with charting, backtesting and simulated trading.8.7
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Backtrader vs the competition
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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