Browse free open source C# Frameworks and projects below. Use the toggles on the left to filter open source C# Frameworks by OS, license, language, programming language, and project status.

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  • 1
    A collection of library methods for the Microsoft .NET platform. Major themes include string manipulation, syntax enhancements, LINQ helpers, collection extensions, random numbers, and mathematical/set-theoretical tools.
    Downloads: 1 This Week
    Last Update:
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  • 2
    ColladaLoader is a free open source C# Library that enables developers to load and display Collada 3D Model files (.DAE) in DirectX 10 using the SlimDX SDK. Partitial .X file support. More info: http://www.tomsdevshack.be/projects/colladaloader
    Downloads: 1 This Week
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  • 3
    TiniFramework is an opensource C# MDI framework. It provides dynamic menu generation, dynamic module loading, auto update and thread management. Programers can start their work on TiniFramework.
    Downloads: 1 This Week
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  • 4
    The Transparent Framework is a Microsoft.Net 2.0 open source software engineering framework that provides an flexible infrastructure to implement new capabilities in programs by using Design Patterns and principles from Eric Evans Domain Driven Design.
    Downloads: 1 This Week
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  • 5
    Cross-platform/Cross-language (C++, .NET/Mono, PHP...) application framework. Libraries: [ UTillyty.Omnibus ] [ . (general) .DA (Data Access) .Net (Networking) .UI (User Interface) .UI.WF (Windows Forms UI) ] TrinacriaPDF (c# pdf printing)
    Downloads: 1 This Week
    Last Update:
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  • 6
    The dotSesame project is a C# port of the Sesame project, which is originally written in Java. It is an open source RDF database with support for RDF Schema inferencing and querying. Full documentation of Sesame can be found at http://www.openrdf.org/
    Downloads: 1 This Week
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  • 7
    monoMIG
    Ever wanted to use a Wii Remote, pheraps a Multitouch surface or the Microsoft Kinect to control your application/game even if web based? If so, then MonoMIG (Multi Input Gateway) is what you are looking for!
    Downloads: 1 This Week
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  • 8
    This is a .Net 2.0 library for writing Vxml (VoiceXML) documents. Taking advantage of the builtin IntelliSense feature in Visual Studio 2005, the library can be used to write fast and easily errorless vxml documents.
    Downloads: 1 This Week
    Last Update:
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  • 9

    Nan.System.Framework

    Framework-level utilities on .NET Framework 4.0 (C#)

    Nan.System.Framework v.1.0 (Alpha) Framework-level utilities on .NET Framework 4.0 (C#) NOTE: Depends on Nan.System.Platform: http://sourceforge.net/projects/nan-sys-plat/
    Downloads: 0 This Week
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  • 10
    .NET CLI is a port of the Apache Commons Command Line Interface (CLI) library for parsing command line options and their arguments.
    Downloads: 0 This Week
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  • 11
    It eases data access layer building in n-tier applications. It is an Object/Relational mapper with mapping attributes. Supports: multiple DBMS (MS SQL, MySQL and PostgreSQL), inheritance, 1-1, 1-many, many-many relationships and data caching.
    Downloads: 0 This Week
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  • 12
    NDO® (.NET Data Objects®) is a powerful tool for object relational mapping (O/R-Mapping) on the Microsoft® .NET Platform. It integrates smoothly in Visual Studio, using an Add-in. The latest version 3.0 works with .NET 4.0/4.5/4.5.1 and Visual Studio 2010/2012/2013/2015. Download and issue tracking has been moved to the NDO Website.
    Downloads: 0 This Week
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  • 13
    Implementation of the ISO 8583 protocol for .NET, focused on making the creation, edition and reading of ISO8583 messages as simple and flexible as possible. This is the .NET version of the j8583 project.
    Downloads: 0 This Week
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  • 14
    .NET MAUI Community Toolkit

    .NET MAUI Community Toolkit

    The .NET MAUI Community Toolkit is a community-created library

    The .NET MAUI Community Toolkit is a collection of common elements for development with .NET MAUI that developers tend to replicate across multiple apps. It simplifies and demonstrates common developer tasks when building apps with .NET MAUI. And – the best part – the features you add to the .NET MAUI Toolkit may one day be included into the official .NET MAUI library! We leverage the Community Toolkits to debut new features and work closely with the .NET MAUI engineering team to nominate features for promotion. All features are contributed by you, our amazing .NET community, and maintained by a core set of maintainers.
    Downloads: 0 This Week
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  • 15
    .NET XmlResolver for OASIS XML Catalogs
    Downloads: 0 This Week
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  • 16
    The Project is a .net components plug-in framework, which references on Java Plug-in Framework (JPF).
    Downloads: 0 This Week
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  • 17
    .Net Core for Delphi/Lazarus

    .Net Core for Delphi/Lazarus

    The best library to work with the .Net Core from Delphi and Lazarus.

    The .Net Core for Delphi/Lazarus (dotNetCore4Delphi) is a .Net Core Runtime Library for Delphi which helps Delphi/Pascal developers work with .Net Core. It is designed to provide a way to interact with .Net Core applications from Delphi/Pascal. What dotNetCore4Delphi can do: - Access .Net Core Framework Class Library. - Access Third Party .Net Core Libraries. - Access Your .Net Core Libraries. - etc Competitive Advantages: - Cross-platform framework that runs on Windows, Linux and macOS operating systems. - No extra dll is required when deployed. - Allows Delphi and Lazarus to consume .Net Core Libraries as if they were native code. - Full access to .Net Core Framework Class Library. - Lightweight and easy to use.
    Downloads: 0 This Week
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  • 18
    This application was first designed to allow the creation of XML files based on .Net assemblies. But the developer (me) was out of time and there are some good XML free tools (like Eclipse) that can read XSD files, and allow you to create good XML files.
    Downloads: 0 This Week
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  • 19
    A drop-in framework for adding tagging (folksonomy) capabilities to existing applications
    Downloads: 0 This Week
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  • 20
    The TaskPluginInterface namespace is a set of classes, interfaces, enumerations, and events to provide create a "Plug-in" architecture for .NET applications.
    Downloads: 0 This Week
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  • 21
    A2D Framework
    1. Cache System(本地缓存与分布式缓存共存、支持Memcache和Redis、支持贴标签形式(类似Spring 3.x的Cache形式)) 2. Event System(本地事件与分布式事件分发) 3. IoC(自动匹配功能,实例数量限制功能) 4. Sql Dispatcher System(基于Sql server的读写分离系统) 5. Session System(分布式Session系统) 6. 分布式Command Bus(MSMQ实现,解决4M限制,支持Session的读取) 7. 规则引擎
    Downloads: 0 This Week
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  • 22
    Simplified ADODB interface library for MySQL on Mono/.NET. The library can be used to port MS ADODB project to an Mono environment.
    Downloads: 0 This Week
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  • 23
    AL-IV

    AL-IV

    ALFOUR Programming language. Simple, safe, power, multi-platform.

    A programming language AL-IV (ALFOUR) is a high-level imperative object oriented programming language with minimal introduction level, easy porting to any platform claiming a very high level of safety and stability, with a controllable level of code protection, high efficiency of an executable code, full independence from a target platform, minimal enter level.
    Downloads: 0 This Week
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  • 24
    ANFireme is the Simple Open Source Edition of AN Framework (ANFire) for PHP, JavaScript , and SQL. ANFireme is Designed and Implemented By Anas M. Naguib
    Downloads: 0 This Week
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  • 25
    Library for creation of artificial neural networks in C#. Library supports Hopfield nets, Kohonen nets, feedforward networks, several learning techniques (differential evolution, back propagation, quick propagation, resilient propagation etc.)
    Downloads: 0 This Week
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