Frameworks

Lean

QuantConnect/Lean

Zipline

quantopian/zipline

Backtrader

mementum/backtrader

Analysis

Alphalens

quantopian/alphalens

Library for predictive tools on financial data

PyPortfolioOpt

robertmartin8/PyPortfolioOpt

Portfolio Optimization Methods

Statsmodels

Data Sources

Quandl

quandl/quandl-python