AdvancedDLSupport by: TheBlackCentipede, Jax

An alternative approach to your typical P/Invoke.

AForge by: AForge.NET

The AForge library is a core library of AForge.NET framework, which contains core classes used by other libraries of the framework and classes, which can be used independently for various purposes.

AForge.Controls by: AForge.NET

The AForge.Controls library contains some reusable UI classes used as in AForge.NET framework's samples, as in some independent applications. Full list of features is available on the project's web site.

AForge.Genetic by: AForge.NET

The AForge.Genetic library contains classes to run Genetic Algorithms (GA), Genetic Programming (GP) and Gene Expression Programming (GEP). Set of chromosome and selection classes are provided. Full list of features is available on the project's web site.

AForge.Imaging by: AForge.NET

The AForge.Imaging library contains interfaces and classes for different image processing routines and filters. Full list of features is available on the project's web site.

AForge.Math by: AForge.NET

The AForge.Math library contains set of math utilities, which are used by other AForge.NET framework's libraries or may be used individually.

AForge.Neuro by: AForge.NET

The AForge.Neuro library contains classes for artificial neural network computation - feed forwards networks with error back propagation learning and Kohonen self organizing maps. Full list of features is available on the project's web site.

AForge.Video by: AForge.NET

The AForge.Video library contains interfaces and classes to access different video sources, such as IP video cameras (MJPEG streams). The library defines types used by other video related libraries from AForge.NET framework.

AForge.Vision by: AForge.NET

The AForge.Vision library contains some computer vision classes - set of motion detection algorithms. Full list of features is available on the project's web site.

Antlr by: Sam Harwell, Terence Parr

ANother Tool for Language Recognition, is a language tool that provides a framework for constructing recognizers, interpreters, compilers, and translators from grammatical descriptions containing actions in a variety of target languages.

Antlr4.Runtime by: Sam Harwell, Terence Parr

The runtime library for parsers generated by the C# target of ANTLR 4. This package supports projects targeting .NET 2.0 or newer, and built using Visual Studio 2008 or newer.

Antlr4.Runtime.Standard by: Eric Vergnaud, Terence Parr, Sam Harwell

The .NET Core C# ANTLR 4 runtime from the ANTLR Organization

AODL by: Till Wolff

AODL is C# .NET library for creating / editing documents in the OpenDocument Format ( ODF ). Requires no knowledge about the ODF XML schema itself.

App.Metrics by: Allan Hardy and Contributors

App Metrics is an open-source .NET Standard library used to record application metrics.

Aspose.Words by: Aspose

Aspose.Words for .NET is a powerful, high-performance document processing library for creating, editing, converting, and rendering Word and PDF files in C#. It supports DOCX, DOC, RTF, ODT, HTML, PDF, Markdown, and over 30 formats. Designed for .NET developers, it enables advanced document automation, mail merge, text extraction, and report generation. Aspose.Words ensures high fidelity in document conversion, seamless API integration, and cross-platform compatibility. Ideal for cloud, web, and desktop applications.

AsyncUsageAnalyzers by: Sam Harwell et. al.

A collection of analyzers related to best practices for writing asynchronous code.

Autofac by: Autofac Contributors

Base assemblies for the Autofac Inversion of Control Container

AutoMapper by: Jimmy Bogard

A convention-based object-object mapper. AutoMapper uses a fluent configuration API to define an object-object mapping strategy. AutoMapper uses a convention-based matching algorithm to match up source to destination values. Currently, AutoMapper is geared towards model projection scenarios to flatten complex object models to DTOs and other simple objects, whose design is better suited for serialization, communication, messaging, or simply an anti-corruption layer between the domain and application layer.

Avalonia by: Avalonia Team

Avalonia is a cross-platform UI framework for .NET providing a flexible styling system and supporting a wide range of Operating Systems such as Windows, Linux, macOS and with experimental support for Android, iOS and WebAssembly.

Avalonia.BuildServices by: Avalonia Team

Avalonia is a cross-platform UI framework for .NET providing a flexible styling system and supporting a wide range of Operating Systems such as Windows, Linux, macOS and with experimental support for Android, iOS and WebAssembly.