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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# 12.9k 3.8k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 264 142

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 679 192

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 219 175

  5. IBAutomater IBAutomater Public

    Automates IB Gateway start, stopping and restarting.

    Java 126 54

  6. Tutorials Tutorials Public

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

    Jupyter Notebook 656 240

Repositories

Showing 10 of 90 repositories
  • Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    QuantConnect/Documentation’s past year of commit activity
    HTML 219 Apache-2.0 175 37 (1 issue needs help) 0 Updated Nov 14, 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 Nov 14, 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 Nov 14, 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 Nov 14, 2025
  • Lean.DataSource.Polygon Public

    LEAN Polygon Data Source

    QuantConnect/Lean.DataSource.Polygon’s past year of commit activity
    C# 7 14 1 0 Updated Nov 14, 2025
  • Lean.Brokerages.OANDA Public

    OANDA Brokerage Implementation

    QuantConnect/Lean.Brokerages.OANDA’s past year of commit activity
    C# 7 Apache-2.0 14 2 0 Updated Nov 14, 2025
  • Lean.Brokerages.Tradier Public

    Tradier Brokerage Implementation

    QuantConnect/Lean.Brokerages.Tradier’s past year of commit activity
    C# 6 Apache-2.0 8 3 0 Updated Nov 14, 2025
  • Lean.Brokerages.Coinbase Public

    Coinbase Pro brokerage template

    QuantConnect/Lean.Brokerages.Coinbase’s past year of commit activity
    C# 5 Apache-2.0 9 4 0 Updated Nov 14, 2025
  • Lean.Brokerages.TradingTechnologies Public

    Trading Technologies Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradingTechnologies’s past year of commit activity
    C# 6 Apache-2.0 8 1 0 Updated Nov 14, 2025
  • Lean.Brokerages.Tastytrade Public

    Tastytrade Brokerage Implementation

    QuantConnect/Lean.Brokerages.Tastytrade’s past year of commit activity
    C# 2 2 0 0 Updated Nov 14, 2025