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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# 12k 3.6k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 254 135

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 635 181

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 205 167

  5. IBAutomater IBAutomater Public

    Automates IB Gateway start, stopping and restarting.

    Java 121 50

  6. Tutorials Tutorials Public

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

    Jupyter Notebook 616 237

Repositories

Showing 10 of 88 repositories
  • Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    QuantConnect/Documentation’s past year of commit activity
    HTML 205 Apache-2.0 167 38 (1 issue needs help) 1 Updated Aug 4, 2025
  • mcp-server Public

    Python MCP server for local interactions with the QuantConnect API

    QuantConnect/mcp-server’s past year of commit activity
    Python 4 Apache-2.0 3 1 1 Updated Aug 4, 2025
  • Lean.Brokerages.Tastytrade Public

    Tastytrade Brokerage Implementation

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

    Alpaca Brokerage Implementation

    QuantConnect/Lean.Brokerages.Alpaca’s past year of commit activity
    C# 8 13 2 0 Updated Aug 1, 2025
  • Lean.Brokerages.TradeStation Public

    TradeStation Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradeStation’s past year of commit activity
    C# 13 12 4 0 Updated Aug 1, 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 Aug 1, 2025
  • Lean.DataSource.CoinAPI Public

    LEAN CoinAPI Data Source

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

    LEAN IQFeed Data Source

    QuantConnect/Lean.DataSource.IQFeed’s past year of commit activity
    C# 2 7 1 0 Updated Aug 1, 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# 13 Apache-2.0 10 3 0 Updated Aug 1, 2025
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