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@QuantConnect

QuantConnect

Python and C# algorithmic trading platform

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  1. Lean Lean Public

    Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

    C# 14.1k 4k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 276 148

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 694 195

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 225 179

  5. IBAutomater IBAutomater Public

    Automates IB Gateway start, stopping and restarting.

    Java 128 56

  6. Tutorials Tutorials Public

    Jupyter notebook tutorials from QuantConnect website for Python, Finance and LEAN.

    Jupyter Notebook 663 242

Repositories

Showing 10 of 90 repositories
  • HandsOnAITradingBook Public

    Code repository for the book "Hands On AI Trading with Python, QuantConnect, and AWS."

    QuantConnect/HandsOnAITradingBook’s past year of commit activity
    Jupyter Notebook 281 119 3 0 Updated Dec 20, 2025
  • Lean.Brokerages.dYdX Public

    dYdX Brokerage Plugin

    QuantConnect/Lean.Brokerages.dYdX’s past year of commit activity
    C# 1 1 0 0 Updated Dec 19, 2025
  • Lean.Brokerages.Tastytrade Public

    Tastytrade Brokerage Implementation

    QuantConnect/Lean.Brokerages.Tastytrade’s past year of commit activity
    C# 3 3 0 1 Updated Dec 19, 2025
  • Lean.Brokerages.Alpaca Public

    Alpaca Brokerage Implementation

    QuantConnect/Lean.Brokerages.Alpaca’s past year of commit activity
    C# 10 16 6 1 Updated Dec 19, 2025
  • Lean.Brokerages.TradeStation Public

    TradeStation Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradeStation’s past year of commit activity
    C# 15 14 4 1 Updated Dec 19, 2025
  • Lean.DataSource.FactSet Public

    Implementation to the public FactSet Data API.

    QuantConnect/Lean.DataSource.FactSet’s past year of commit activity
    C# 4 4 0 0 Updated Dec 19, 2025
  • Lean.DataSource.CoinAPI Public

    LEAN CoinAPI Data Source

    QuantConnect/Lean.DataSource.CoinAPI’s past year of commit activity
    C# 1 Apache-2.0 3 0 0 Updated Dec 19, 2025
  • Lean.DataSource.AlphaVantage Public

    LEAN Alpha Vantage Data Source

    QuantConnect/Lean.DataSource.AlphaVantage’s past year of commit activity
    C# 8 Apache-2.0 9 0 0 Updated Dec 19, 2025
  • Lean.DataSource.IQFeed Public

    LEAN IQFeed Data Source

    QuantConnect/Lean.DataSource.IQFeed’s past year of commit activity
    C# 3 7 1 0 Updated Dec 19, 2025
  • Lean.DataSource.ThetaData Public

    Integration with ThetaData for Options History and Live Streaming

    QuantConnect/Lean.DataSource.ThetaData’s past year of commit activity
    C# 18 Apache-2.0 10 3 0 Updated Dec 19, 2025

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