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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# 16.1k 4.3k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 286 152

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 705 196

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 230 181

  5. IBAutomater IBAutomater Public

    Automates IB Gateway start, stopping and restarting.

    Java 130 58

  6. Tutorials Tutorials Public

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

    Jupyter Notebook 673 243

Repositories

Showing 10 of 92 repositories
  • Lean.Brokerages.InteractiveBrokers Public

    InteractiveBrokers Brokerage Plugin

    QuantConnect/Lean.Brokerages.InteractiveBrokers’s past year of commit activity
    C# 60 Apache-2.0 44 26 0 Updated Jan 29, 2026
  • lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    QuantConnect/lean-cli’s past year of commit activity
    Python 286 Apache-2.0 152 29 0 Updated Jan 29, 2026
  • Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    QuantConnect/Documentation’s past year of commit activity
    HTML 230 Apache-2.0 181 38 (1 issue needs help) 0 Updated Jan 29, 2026
  • Lean.Brokerages.Binance Public

    Binance Brokerage Plugin

    QuantConnect/Lean.Brokerages.Binance’s past year of commit activity
    C# 9 Apache-2.0 26 6 0 Updated Jan 28, 2026
  • Lean.Brokerages.TradeStation Public

    TradeStation Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradeStation’s past year of commit activity
    C# 16 15 4 0 Updated Jan 28, 2026
  • Lean.Brokerages.dYdX Public

    dYdX Brokerage Plugin

    QuantConnect/Lean.Brokerages.dYdX’s past year of commit activity
    C# 2 2 0 0 Updated Jan 28, 2026
  • Lean.Brokerages.Tastytrade Public

    Tastytrade Brokerage Implementation

    QuantConnect/Lean.Brokerages.Tastytrade’s past year of commit activity
    C# 8 5 0 0 Updated Jan 28, 2026
  • Lean.Brokerages.Alpaca Public

    Alpaca Brokerage Implementation

    QuantConnect/Lean.Brokerages.Alpaca’s past year of commit activity
    C# 10 17 5 1 Updated Jan 28, 2026
  • Lean.DataSource.FactSet Public

    Implementation to the public FactSet Data API.

    QuantConnect/Lean.DataSource.FactSet’s past year of commit activity
    C# 4 5 0 0 Updated Jan 28, 2026
  • Lean.DataSource.CoinAPI Public

    LEAN CoinAPI Data Source

    QuantConnect/Lean.DataSource.CoinAPI’s past year of commit activity
    C# 2 Apache-2.0 3 0 0 Updated Jan 28, 2026