QuantConnect.Common by: QuantConnect.Common
  • 5.421k total downloads
  • Latest version: 2.5.17865
QuantConnect LEAN Engine: Common Project - A collection of common definitions and utils
QuantConnect.Compression by: QuantConnect Team and Community Contributors
  • 1.115k total downloads
  • Latest version: 2.4.8341
  • algorithm algorithmic-trading-engine bitcoins broker c-sharp cfd crypto finance future forex fxcm gdax hft hft-trading interactive-brokers lean-engine markets nasdaq oanda options python quant quantconnect quantitative-finance stock-indicators trading trading-algorithms trading-bot trading-platform trading-robots trading-strategies
QuantConnect LEAN Engine: Compression Project - A library with compression tools
QuantConnect.IBAutomater by: QuantConnect Corp.
  • 1.133k total downloads
  • Latest version: 1.0.44
  • QuantConnect IBAutomater
QuantConnect IBAutomater package
QuantConnect.Indicators by: QuantConnect.Indicators
  • 1.469k total downloads
  • Latest version: 2.5.11072
QuantConnect LEAN Engine: Indicators Project - A collection of financial indicators
QuantConnect.Lean by: QuantConnect Team and Community Contributors
  • 1.328k total downloads
  • Latest version: 2.5.10793
  • algorithm algorithmic-trading-engine bitcoins broker c-sharp cfd crypto finance future forex fxcm gdax hft hft-trading interactive-brokers lean-engine markets nasdaq oanda options python quant quantconnect quantitative-finance stock-indicators trading trading-algorithms trading-bot trading-platform trading-robots trading-strategies
QuantConnect LEAN Engine: Launcher Project - Main startup executable for live and backtesting
QuantConnect.Lean.Engine by: QuantConnect.Lean.Engine
  • 1.334k total downloads
  • Latest version: 2.5.11072
QuantConnect LEAN Engine: Engine Project - Core engine and datafeed implementation
QuantConnect.Logging by: QuantConnect.Logging
  • 1.425k total downloads
  • Latest version: 2.5.10834
QuantConnect LEAN Engine: Logging Project - The logging library implementation
QuantConnect.Messaging by: QuantConnect Team and Community Contributors
  • 1.182k total downloads
  • Latest version: 2.4.8341
  • algorithm algorithmic-trading-engine bitcoins broker c-sharp cfd crypto finance future forex fxcm gdax hft hft-trading interactive-brokers lean-engine markets nasdaq oanda options python quant quantconnect quantitative-finance stock-indicators trading trading-algorithms trading-bot trading-platform trading-robots trading-strategies
QuantConnect LEAN Engine: Messaging Project - The external messaging system implementation
QuantConnect.pythonnet by: QuantConnect Python Team
  • 1.346k total downloads
  • Latest version: 1.0.5.30
  • QuantConnect PythonNET
QuantConnect PythonNET package
QuantConnect.Queues by: QuantConnect Team and Community Contributors
  • 1.159k total downloads
  • Latest version: 2.4.8341
  • algorithm algorithmic-trading-engine bitcoins broker c-sharp cfd crypto finance future forex fxcm gdax hft hft-trading interactive-brokers lean-engine markets nasdaq oanda options python quant quantconnect quantitative-finance stock-indicators trading trading-algorithms trading-bot trading-platform trading-robots trading-strategies
QuantConnect LEAN Engine: Queues Project - Handles and generates live and backtesting algorithm jobs
QuantConnect.Research by: QuantConnect.Research
  • 4.773k total downloads
  • Latest version: 2.5.17865
QuantConnect LEAN Engine: Research Project - Core implementation for jupyter research environment
QuantConnect.ToolBox by: QuantConnect.ToolBox
  • 4.47k total downloads
  • Latest version: 2.5.17865
QuantConnect LEAN Engine: ToolBox Project - A collection of data downloaders and converters
Quartz by: Marko Lahma
  • 380 total downloads
  • Latest version: 2.6.2
Quartz.NET Scheduling Framework for .NET Platform
QuestPDF by: MarcinZiabek
  • 1.242k total downloads
  • Latest version: 2026.6.1
  • pdf generation creation document report invoice export tagged accessibility csharp dotnet fluent layout merge edit html
QuestPDF is a modern PDF generation library for C# and .NET. Create invoices, reports, and data exports — a code-first alternative to HTML-to-PDF conversion. Merge and edit documents, generate PDF/A and accessible PDF/UA files, embed ZUGFeRD and Factur-X invoice XML. Source-available with a free Community license.
R.NET by: Kosei Abe, Jean-Michel Perraud
  • 137 total downloads
  • Latest version: 1.7.0
  • .NET R R.NET visualization statistics C# F#
A .NET interoperability library to access the R statistical language runtime from .NET languages. The library is designed for fast data exchange, in process.
R.NET.Community by: Kosei Abe, Jean-Michel Perraud
  • 305 total downloads
  • Latest version: 1.7.0
  • .NET R R.NET visualization statistics C# F#
Transitional package, you can remove and directly use nuget package ID R.NET
RazorEngine by: Matthew Abbott, Ben Dornis
  • 27 total downloads
  • Latest version: 2.1.0
  • razor razorengine templating
A templating engine built upon Microsoft's Razor parsing technology. RazorEngine allows you to use Razor syntax to build robust templates.
RazorMachine by: Jaap Lamfers
  • 63 total downloads
  • Latest version: 2.6.1
  • razormachine razor razor2 razor3 razorengine templating generator layouts masterpages
RazorMachine is a robust Razor 2.0/3.0 templating engine that supports layouts as well as a _viewStart construct like Asp.Net MVC
ReactiveUI by: .NET Foundation and Contributors
  • 209 total downloads
  • Latest version: 23.2.28
  • mvvm reactiveui rx reactive extensions observable LINQ events frp xamarin android ios mac forms monodroid monotouch xamarin.android xamarin.ios xamarin.forms xamarin.mac xamarin.tvos wpf net netstandard net462 winui maui tizen unoplatform
A MVVM framework that integrates with the Reactive Extensions for .NET to create elegant, testable User Interfaces that run on any mobile or desktop platform. This is the base package with the base platform implementations
ReactiveUI.Disposables by: ReactiveUI Association Inc
  • 36 total downloads
  • Latest version: 5.6.0
  • system.reactive rx reactive observable primitives signals schedulers sequencers mvvm functional operators
High-performance reactive primitives for building allocation-conscious ReactiveUI and Rx-style .NET applications without a production dependency on System.Reactive or R3.