Quartz.Extensions.DependencyInjection by: Marko Lahma, Quartz.NET

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

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.Serialization.Json by: Marko Lahma, Quartz.NET

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.

Quartz.Serialization.SystemTextJson by: Marko Lahma, Quartz.NET

Folded into Quartz in 4.0: the System.Text.Json job store serializer is built into the Quartz package and is the default. 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.

QuestPDF by: MarcinZiabek

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.

QuikGraph by: Alexandre Rabérin

.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

.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: Kosei Abe, Jean-Michel Perraud

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

Transitional package, you can remove and directly use nuget package ID R.NET

RabbitMQ.Client by: VMware

The RabbitMQ .NET client is the official client library for C# (and, implicitly, other .NET languages)

Radzen.Blazor by: Radzen Ltd.

Radzen Blazor is the most sophisticated free and open-source (MIT, including commercial use, with no license key, app limit or revenue limit) UI component library for Blazor, featuring 155+ native components including DataGrid, Scheduler, Gantt, PivotDataGrid, an Excel-like Spreadsheet with formulas and XLSX import/export, and 30+ chart types drawn in C# as SVG, the most complete AI toolkit for Blazor - AIChat with tool calling, approvals and attachments, AIPrompt, InlineAIPrompt and SmartPasteButton on Microsoft.Extensions.AI, working with any OpenAI-compatible provider - and free Material, Standard, Default, Humanistic and Software themes in light and dark.

RamlToOpenApiConverter.SourceOnly by: Stef Heyenrath

Source Code only project to convert RAML file to Open API Specification. Note that thisversion is compatible with Microsoft.OpenApi:3.10.2 and SharpYaml:2.1.5

RandomDataGenerator.Net by: Stef Heyenrath

This is a configurable generator to create random data like Lorum Ipsum Text, Words, Text Patterns, First/Last Names, IP-Addresses, Guids, DateTime and more.

RawInput.Sharp by: mfakane

A simple wrapper library for Raw Input.

RazorEngine by: Matthew Abbott, Ben Dornis

A templating engine built upon Microsoft's Razor parsing technology. RazorEngine allows you to use Razor syntax to build robust templates.

RazorLight by: toddams

Use Razor to build your templates from strings / files / EmbeddedResources outside of ASP.NET MVC for .NET Core

RazorMachine by: Jaap Lamfers

RazorMachine is a robust Razor 2.0/3.0 templating engine that supports layouts as well as a _viewStart construct like Asp.Net MVC

RBush by: viceroypenguin

Spatial Index data structure; used to make it easier to find data points on a two dimensional plane.

ReactiveUI.Binding by: Glenn Watson

Runtime library for ReactiveUI property observation and binding. Provides ICreatesObservableForProperty, expression chain decomposition, and converter infrastructure.

ReactiveUI.Fody by: .NET Foundation and Contributors

Fody extension to generate RaisePropertyChange notifications for properties and ObservableAsPropertyHelper properties.