CommunityToolkit.Common by: Microsoft

This package includes .NET helpers such as: - IncrementalLoadingCollection: Simplifies the definition and usage of collections whose items can be loaded incrementally only when needed by the view. - String extensions and array extensions: These extensions make working with string and arrays easier.

CommunityToolkit.Diagnostics by: Microsoft

This package includes .NET helpers such as: - Guard: Helper methods to verify conditions when running code. - ThrowHelper: Helper methods to efficiently throw exceptions.

CommunityToolkit.HighPerformance by: Microsoft

This package includes high performance .NET helpers such as: - Memory2D<T> and Span2D<T>: two types providing fast and allocation-free abstraction over 2D memory areas. - ArrayPoolBufferWriter<T>: an IBufferWriter<T> implementation using pooled arrays, which also supports IMemoryOwner<T>. - MemoryBufferWriter<T>: an IBufferWriter<T>: implementation that can wrap external Memory<T>: instances. - MemoryOwner<T>: an IMemoryOwner<T> implementation with an embedded length and a fast Span<T> accessor. - SpanOwner<T>: a stack-only type with the ability to rent a buffer of a specified length and getting a Span<T> from it. - StringPool: a configurable pool for string instances that be used to minimize allocations when creating multiple strings from char buffers. - String, array, Memory<T>, Span<T> extensions and more, all focused on high performance. - HashCode<T>: a SIMD-enabled extension of HashCode to quickly process sequences of values. - BitHelper: a class with helper methods to perform bit operations on numeric types. - ParallelHelper: helpers to work with parallel code in a highly optimized manner. - Box<T>: a type mapping boxed value types and exposing some utility and high performance methods. - Ref<T>: a stack-only struct that can store a reference to a value of a specified type. - NullableRef<T>: a stack-only struct similar to Ref<T>, which also supports nullable references.

CommunityToolkit.Mvvm by: Microsoft

This package includes a .NET MVVM library with helpers such as: - ObservableObject: a base class for objects implementing the INotifyPropertyChanged interface. - ObservableRecipient: a base class for observable objects with support for the IMessenger service. - ObservableValidator: a base class for objects implementing the INotifyDataErrorInfo interface. - RelayCommand: a simple delegate command implementing the ICommand interface. - AsyncRelayCommand: a delegate command supporting asynchronous operations and cancellation. - WeakReferenceMessenger: a messaging system to exchange messages through different loosely-coupled objects. - StrongReferenceMessenger: a high-performance messaging system that trades weak references for speed. - Ioc: a helper class to configure dependency injection service containers.

ControlzEx by: Jan Karger, Bastian Schmidt, James Willock

ControlzEx is a library with some shared Controls for WPF.

CoreCompat.Portable.Licensing by: Nauck IT KG

Portable.Licensing is a cross platform software licensing framework which allows you to implement licensing into your application or library. It provides you all tools to create and validate licenses for your software. Portable.Licensing is uses cryptographic algorithms to help you ensure that your software is protected.

CoreCompat.System.Drawing by: CoreCompat.System.Drawing

CoreCompat.System.Drawing

coverlet.collector by: tonerdo

Coverlet is a cross platform code coverage library for .NET, with support for line, branch and method coverage.

Crc32.NET by: force

Fast version of Crc32 & Crc32C algorithms for .NET and .NET Core. It is up to 3x-5x times better than other "fast" implemenations. Code based on Crc32C.NET library.

CsvHelper by: Josh Close

A library for reading and writing CSV files. Extremely fast, flexible, and easy to use. Supports reading and writing of custom class objects.

Cyotek.Drawing.BitmapFont by: Cyotek

AngelCode BMFont parser for use with .NET

deniszykov.WebSocketListener by: Valeriano Tortola, Denis Zykov

A lightweight and highly scalable asynchronous WebSocket listener for .NET Core, .NET and Mono. https://github.com/deniszykov/WebSocketListener

DiffPlex by: Matthew Manela

DiffPlex is a diffing library that allows you to programmatically create text diffs. DiffPlex is a fast and tested library.

Docker.DotNet by: Docker.DotNet

Docker.DotNet is a library that allows you to interact with the Docker Remote API programmatically with fully asynchronous, non-blocking and object-oriented code in your .NET applications.

DocumentFormat.OpenXml by: Microsoft

The Open XML SDK provides tools for working with Office Word, Excel, and PowerPoint documents. It supports scenarios such as: - High-performance generation of word-processing documents, spreadsheets, and presentations. - Populating content in Word files from an XML data source. - Splitting up (shredding) a Word or PowerPoint file into multiple files, and combining multiple Word/PowerPoint files into a single file. - Extraction of data from Excel documents. - Searching and replacing content in Word/PowerPoint using regular expressions. - Updating cached data and embedded spreadsheets for charts in Word/PowerPoint. - Document modification, such as removing tracked revisions or removing unacceptable content from documents.

DocumentFormat.OpenXml.Framework by: Microsoft

The Open XML SDK provides tools for working with Office Word, Excel, and PowerPoint documents. It supports scenarios such as: - High-performance generation of word-processing documents, spreadsheets, and presentations. - Populating content in Word files from an XML data source. - Splitting up (shredding) a Word or PowerPoint file into multiple files, and combining multiple Word/PowerPoint files into a single file. - Extraction of data from Excel documents. - Searching and replacing content in Word/PowerPoint using regular expressions. - Updating cached data and embedded spreadsheets for charts in Word/PowerPoint. - Document modification, such as removing tracked revisions or removing unacceptable content from documents.

DotImaging.BitmapInterop by: Darko Jurić

Extensions for interoperability with System.Drawing.Bitmap, Point, PointF, Color and drawing extensions.

DotImaging.GenericImage by: Darko Jurić

Provides .NET native array imaging extensions. Color-spaces and channel depth conversion is included. Implements slim generic image class when fast pixel manipulation is needed. To get compatibility for other image types install appropriate extension - NuGet package (e.g. Imaging.BitmapInterop).

DotImaging.Primitives2D by: Darko Jurić

Provides portable 2D drawing primitives (Point, Size, Rectangle) compatible with System.Drawing structures. Additional structures include Circle, Ellipse, Box2D.

Emgu.CV by: Emgu Corporation

Emgu CV is a cross platform .Net wrapper to the OpenCV image processing library. Allowing OpenCV functions to be called from .NET compatible languages such as C#, VB, VC++, IronPython etc.