Repositories list

• Documentation

  Public
  QuantConnect Wiki Style Documentation Behind QuantConnect

  HTML

  •

  Apache License 2.0

  •183•232•39•0•Updated Feb 18, 2026Feb 18, 2026

• Lean.Brokerages.dYdX

  Public
  dYdX Brokerage Plugin

  C#

  •3•3•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Tastytrade

  Public
  Tastytrade Brokerage Implementation

  C#

  •6•8•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Alpaca

  Public
  Alpaca Brokerage Implementation

  C#

  •18•10•4•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.TradeStation

  Public

  QuantConnect/Lean.Brokerages.TradeStation’s past year of commit activity
  TradeStation Brokerage Plugin

  C#

  •16•16•4•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.FactSet

  Public
  Implementation to the public FactSet Data API.

  C#

  •6•4•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.CoinAPI

  Public
  LEAN CoinAPI Data Source

  C#

  •

  Apache License 2.0

  •4•2•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.AlphaVantage

  Public

  QuantConnect/Lean.DataSource.AlphaVantage’s past year of commit activity
  LEAN Alpha Vantage Data Source

  C#

  •

  Apache License 2.0

  •12•9•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.IQFeed

  Public
  LEAN IQFeed Data Source

  C#

  •9•3•1•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.ThetaData

  Public
  Integration with ThetaData for Options History and Live Streaming

  C#

  •

  Apache License 2.0

  •13•20•3•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.DataBento

  Public
  Historical downloads and live data streaming

  C#

  •

  Apache License 2.0

  •6•4•0•1•Updated Feb 17, 2026Feb 17, 2026

• Lean.DataSource.Polygon

  Public
  LEAN Polygon Data Source

  C#

  •18•8•1•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.ByBit

  Public
  ByBit Brokerage Integration to LEAN

  C#

  •12•8•2•1•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Wolverine

  Public
  Wolverine Execution and Routing

  C#

  •7•2•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.RaiffeisenBankInternational

  Public
  FIX Implementation to Raiffeisen Centrobank

  C#

  •4•1•0•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.OANDA

  Public
  OANDA Brokerage Implementation

  C#

  •

  Apache License 2.0

  •17•8•2•1•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Tradier

  Public
  Tradier Brokerage Implementation

  C#

  •

  Apache License 2.0

  •12•7•3•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Coinbase

  Public
  Coinbase Pro brokerage template

  C#

  •

  Apache License 2.0

  •10•5•4•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Bitfinex

  Public
  Bitfinex Brokerage Plugin

  C#

  •

  Apache License 2.0

  •8•2•2•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.InteractiveBrokers

  Public
  InteractiveBrokers Brokerage Plugin

  C#

  •

  Apache License 2.0

  •47•60•27•1•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Binance

  Public
  Binance Brokerage Plugin

  C#

  •

  Apache License 2.0

  •28•9•6•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Zerodha

  Public
  Zerodha Brokerage Plugin

  C#

  •

  Apache License 2.0

  •15•20•2•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Samco

  Public
  Samco Brokerage Plugin

  C#

  •

  Apache License 2.0

  •9•1•3•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.Kraken

  Public
  Kraken Brokerage Plugin

  C#

  •

  Apache License 2.0

  •14•3•5•0•Updated Feb 17, 2026Feb 17, 2026

• Lean.Brokerages.TradingTechnologies

  Public
  Trading Technologies Brokerage Plugin

  C#

  •

  Apache License 2.0

  •10•6•1•0•Updated Feb 17, 2026Feb 17, 2026

• Lean

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

  pythonc-sharpfinance+ 12algorithmoptionstradingtrading-botforextrading-platformtrading-strategies+ 5

  C#

  •

  Apache License 2.0

  •4.3k•17k•239•7•Updated Feb 17, 2026Feb 17, 2026

• lean-cli

  Public
  CLI for running the LEAN engine locally and in the cloud

  cliquantconnectcloud-backtesting+ 2cloud-optimizationlean-data

  Python

  •

  Apache License 2.0

  •154•285•32•0•Updated Feb 9, 2026Feb 9, 2026

• Lean.DataSource.USDAFruitAndVegetables

  Public
  Historical fruit and vegetable pricing

  C#

  •

  Apache License 2.0

  •4•1•0•0•Updated Jan 30, 2026Jan 30, 2026

• Lean.DataSource.FRED

  Public
  Example production implementation of our data marketplace for FRED.

  C#

  •11•2•1•0•Updated Jan 21, 2026Jan 21, 2026

• Lean.DataSource.dYdXFundingRate

  Public
  dYdX Perp Futures Funding Rates

  C#

  •2•2•0•0•Updated Jan 14, 2026Jan 14, 2026