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Tools / Backtesting
backtrader.com/

Backtrader

Open Sourceauth: noneGPL-3.0-or-later#backtesting#trading✓ verified Oct 21, 2026

Backtrader

Python library for backtesting trading strategies.

Backtrader is a feature-rich Python framework for backtesting trading strategies with support for multiple data feeds, indicators, and order types.

Verdict

Flexible and mature. Great for custom backtests, but docs can be sparse. Open source and free.

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