QuantConnect.Lean by: QuantConnect Team and Community Contributors
  • 1.693k 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
  • 1.653k total downloads
  • Latest version: 2.5.11072
QuantConnect LEAN Engine: Engine Project - Core engine and datafeed implementation
QuantConnect.Logging by: QuantConnect.Logging
  • 1.965k total downloads
  • Latest version: 2.5.10834
QuantConnect LEAN Engine: Logging Project - The logging library implementation
QuantConnect.Messaging by: QuantConnect Team and Community Contributors
  • 1.678k 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: Python.Runtime
  • 1.986k total downloads
  • Latest version: 2.0.3
  • python interop dynamic dlr Mono pinvoke
Python and CLR (.NET and Mono) cross-platform language interop
QuantConnect.Queues by: QuantConnect Team and Community Contributors
  • 1.498k 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
  • 6.086k total downloads
  • Latest version: 2.5.18090
QuantConnect LEAN Engine: Research Project - Core implementation for jupyter research environment
QuantConnect.ToolBox by: QuantConnect.ToolBox
  • 6.589k total downloads
  • Latest version: 2.5.18090
QuantConnect LEAN Engine: ToolBox Project - A collection of data downloaders and converters
Quartz by: Marko Lahma, Quartz.NET
  • 2.094k total downloads
  • Latest version: 3.22.0
  • scheduling tasks jobs triggers scheduler threading
Quartz Scheduling Framework for .NET
Quartz.Extensions.DependencyInjection by: Marko Lahma, Quartz.NET
  • 1.4k total downloads
  • Latest version: 4.1.1
  • scheduling tasks jobs triggers scheduler threading dependency-injection microsoft-extensions moved empty-package
Folded into Quartz in 4.0: AddQuartz, QuartzOptions and the rest live in the Quartz package now. This package is empty and exists only so a grouped dependency update can move to 4.x - remove the reference, and see the migration guide.
Quartz.Extensions.Hosting by: Marko Lahma, Quartz.NET
  • 1.161k total downloads
  • Latest version: 4.1.1
  • scheduling tasks jobs triggers scheduler threading hosting hosted-service moved empty-package
Folded into Quartz in 4.0: AddQuartzHostedService, QuartzHostedService and QuartzHostedServiceOptions live in the Quartz package now. This package is empty and exists only so a grouped dependency update can move to 4.x - remove the reference, and see the migration guide.
Quartz.Jobs by: Marko Lahma, Quartz.NET
  • 1.195k total downloads
  • Latest version: 3.22.0
  • scheduling tasks jobs triggers scheduler threading
Quartz.NET Jobs; Quartz Scheduling Framework for .NET
Quartz.Plugins by: Marko Lahma, Quartz.NET
  • 262 total downloads
  • Latest version: 3.22.0
  • scheduling tasks jobs triggers scheduler threading
Quartz.NET Plugins; Quartz Scheduling Framework for .NET
Quartz.Plugins.TimeZoneConverter by: Sean Farrow, Quartz.NET
  • 1.352k total downloads
  • Latest version: 3.22.0
  • scheduling tasks jobs triggers scheduler threading
Quartz.NET TimeZoneConverter integration https://github.com/mj1856/TimeZoneConverter; Quartz Scheduling Framework for .NET
Quartz.Serialization.Json by: Marko Lahma, Quartz.NET
  • 1.194k total downloads
  • Latest version: 4.1.1
  • scheduling tasks jobs triggers scheduler threading json newtonsoft serialization renamed empty-package
Renamed to Quartz.Serialization.Newtonsoft in 4.0. This package is empty and exists only so a grouped dependency update can move to 4.x - reference Quartz.Serialization.Newtonsoft instead, and see the migration guide.
QuestPDF by: MarcinZiabek
  • 5.853k total downloads
  • Latest version: 2026.9.0
  • 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.
QuickGraph.NETStandard by: Deepak Battini
  • 38 total downloads
  • Latest version: 3.8.0
  • quickgraph, graphviz, nodegraph, directed graph, unidirected graph
QuickGraph .NET standard. QuickGraph provides generic directed/undirected graph datastructures and algorithms for .Net. QuickGraph comes with algorithms such as depth first seach, breath first search, A* search, shortest path, k-shortest path, maximum flow, minimum spanning tree, least common ancestors, etc...
QuikGraph by: Alexandre Rabérin
  • 297 total downloads
  • Latest version: 2.5.0
  • QuickGraph QuikGraph Graph Structure Algorithm C# .NET
.NET library that provide mainly graphs structures and algorithms for C#. QuikGraph provides generic directed/undirected graph data structures and algorithms for .NET. It comes with algorithms such as depth first seach, breath first search, A* search, shortest path, k-shortest path, maximum flow, etc... This package is a version of the original QuickGraph renamed QuikGraph and ported to .NET Core. It should be seen as an alternative to the old frozen QuickGraph from CodePlex but with fixes. It does not include every sub modules of the original library such as F# stuff, adapters, etc. This build is only the Core of QuikGraph taking advantage of .NET Core. Supported platforms: - .NET Standard 1.3+ - .NET Core 1.0+ - .NET Framework 3.5+ Supports Source Link
QuikGraph.Graphviz by: Alexandre Rabérin
  • 202 total downloads
  • Latest version: 2.5.0
  • QuickGraph QuikGraph Graph Structure Algorithm C# .NET Serialization Graphviz
.NET library that provides a bridge from QuikGraph graphs structures to Graphviz and Dot language serialization. This package is the Graphviz subset of the original QuickGraph renamed QuikGraph and ported to .NET Core. Supported platforms: - .NET Standard 1.3+ - .NET Core 1.0+ - .NET Framework 3.5+ Supports Source Link
R.NET by: Jean-Michel Perraud, Kosei, and contributors
  • 366 total downloads
  • Latest version: 1.9.0
  • interop R statistical language
A .NET interoperability library to access the R statistical language runtime from .NET languages. The library is designed for fast data exchange, in process.