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QuantConnect

Python and C# algorithmic trading platform

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  1. Lean Lean Public

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

    C# 10.8k 3.4k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 219 116

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 571 176

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 187 149

  5. IBAutomater IBAutomater Public

    Automates IB Gateway start, stopping and restarting.

    Java 112 44

  6. Tutorials Tutorials Public

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

    Jupyter Notebook 571 224

Repositories

Showing 10 of 85 repositories
  • Lean.Reference Public

    Formatted LEAN Class/API Reference by Doxygen

    QuantConnect/Lean.Reference’s past year of commit activity
    CSS 5 Apache-2.0 7 0 0 Updated Mar 13, 2025
  • Lean Public

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

    QuantConnect/Lean’s past year of commit activity
    C# 10,796 Apache-2.0 3,410 231 (17 issues need help) 7 Updated Mar 12, 2025
  • Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    QuantConnect/Documentation’s past year of commit activity
    HTML 187 Apache-2.0 149 25 0 Updated Mar 12, 2025
  • Lean.Brokerages.Alpaca Public

    Alpaca Brokerage Implementation

    QuantConnect/Lean.Brokerages.Alpaca’s past year of commit activity
    C# 5 8 5 1 Updated Mar 11, 2025
  • Lean.Brokerages.TradeStation Public

    TradeStation Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradeStation’s past year of commit activity
    C# 7 6 5 0 Updated Mar 11, 2025
  • Lean.DataSource.FactSet Public

    Implementation to the public FactSet Data API.

    QuantConnect/Lean.DataSource.FactSet’s past year of commit activity
    C# 3 3 0 0 Updated Mar 11, 2025
  • Lean.DataSource.CoinAPI Public

    LEAN CoinAPI Data Source

    QuantConnect/Lean.DataSource.CoinAPI’s past year of commit activity
    C# 0 Apache-2.0 2 0 0 Updated Mar 11, 2025
  • Lean.DataSource.AlphaVantage Public

    LEAN Alpha Vantage Data Source

    QuantConnect/Lean.DataSource.AlphaVantage’s past year of commit activity
    C# 5 Apache-2.0 7 1 0 Updated Mar 11, 2025
  • Lean.DataSource.IQFeed Public

    LEAN IQFeed Data Source

    QuantConnect/Lean.DataSource.IQFeed’s past year of commit activity
    C# 2 5 1 0 Updated Mar 11, 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# 11 Apache-2.0 7 3 1 Updated Mar 11, 2025