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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# 11.6k 3.5k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 242 126

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 617 181

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 198 159

  5. IBAutomater IBAutomater Public

    Automates IB Gateway start, stopping and restarting.

    Java 117 47

  6. Tutorials Tutorials Public

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

    Jupyter Notebook 602 231

Repositories

Showing 10 of 86 repositories
  • Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    QuantConnect/Documentation’s past year of commit activity
    HTML 198 Apache-2.0 159 35 (1 issue needs help) 0 Updated Jun 19, 2025
  • Lean Public

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

    QuantConnect/Lean’s past year of commit activity
    C# 11,577 Apache-2.0 3,545 254 (16 issues need help) 10 Updated Jun 19, 2025
  • Lean.Brokerages.InteractiveBrokers Public

    InteractiveBrokers Brokerage Plugin

    QuantConnect/Lean.Brokerages.InteractiveBrokers’s past year of commit activity
    C# 47 Apache-2.0 36 31 3 Updated Jun 19, 2025
  • lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    QuantConnect/lean-cli’s past year of commit activity
    Python 242 Apache-2.0 126 29 2 Updated Jun 18, 2025
  • Lean.Brokerages.Alpaca Public

    Alpaca Brokerage Implementation

    QuantConnect/Lean.Brokerages.Alpaca’s past year of commit activity
    C# 9 11 2 0 Updated Jun 18, 2025
  • Lean.Brokerages.TradeStation Public

    TradeStation Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradeStation’s past year of commit activity
    C# 13 11 3 0 Updated Jun 18, 2025
  • Lean.DataSource.FactSet Public

    Implementation to the public FactSet Data API.

    QuantConnect/Lean.DataSource.FactSet’s past year of commit activity
    C# 3 4 0 0 Updated Jun 18, 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 Jun 18, 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 8 0 0 Updated Jun 19, 2025
  • Lean.DataSource.IQFeed Public

    LEAN IQFeed Data Source

    QuantConnect/Lean.DataSource.IQFeed’s past year of commit activity
    C# 2 7 2 0 Updated Jun 18, 2025

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