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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# 21.8k 5.3k

  2. lean-cli lean-cli Public

    CLI for running the LEAN engine locally and in the cloud

    Python 327 168

  3. Research Research Public

    Open sourced research notebooks by the QuantConnect team.

    Jupyter Notebook 815 203

  4. Documentation Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    HTML 261 191

  5. Tutorials Tutorials Public

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

    Jupyter Notebook 747 246

Repositories

Showing 10 of 92 repositories
  • Documentation Public

    QuantConnect Wiki Style Documentation Behind QuantConnect

    QuantConnect/Documentation's past year of commit activity
    HTML 261 Apache-2.0 191 14 2 Updated Sep 28, 2026
  • Lean.Brokerages.Tradier Public

    Tradier Brokerage Implementation

    QuantConnect/Lean.Brokerages.Tradier's past year of commit activity
    C# 10 Apache-2.0 15 2 1 Updated Sep 25, 2026
  • Lean.DataSource.SEC Public
    QuantConnect/Lean.DataSource.SEC's past year of commit activity
    C# 5 7 0 0 Updated Sep 25, 2026
  • Lean.Brokerages.dYdX Public

    dYdX Brokerage Plugin

    QuantConnect/Lean.Brokerages.dYdX's past year of commit activity
    C# 3 8 2 0 Updated Sep 25, 2026
  • Lean.Brokerages.Tastytrade Public

    Tastytrade Brokerage Implementation

    QuantConnect/Lean.Brokerages.Tastytrade's past year of commit activity
    C# 11 12 3 0 Updated Sep 25, 2026
  • Lean.Brokerages.Alpaca Public

    Alpaca Brokerage Implementation

    QuantConnect/Lean.Brokerages.Alpaca's past year of commit activity
    C# 18 22 4 0 Updated Sep 25, 2026
  • Lean.Brokerages.TradeStation Public

    TradeStation Brokerage Plugin

    QuantConnect/Lean.Brokerages.TradeStation's past year of commit activity
    C# 19 19 6 1 Updated Sep 25, 2026
  • Lean.DataSource.FactSet Public

    Implementation to the public FactSet Data API.

    QuantConnect/Lean.DataSource.FactSet's past year of commit activity
    C# 5 9 0 0 Updated Sep 25, 2026
  • Lean.DataSource.CoinAPI Public

    LEAN CoinAPI Data Source

    QuantConnect/Lean.DataSource.CoinAPI's past year of commit activity
    C# 3 Apache-2.0 8 0 0 Updated Sep 25, 2026
  • Lean.DataSource.AlphaVantage Public

    LEAN Alpha Vantage Data Source

    QuantConnect/Lean.DataSource.AlphaVantage's past year of commit activity
    C# 12 Apache-2.0 16 0 0 Updated Sep 25, 2026
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Sponsors

  • @Amadeus-22

Most used topics

finance quantconnect