Showing 359 open source projects for "open source"

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  • 1
    FastReport Open Source

    FastReport Open Source

    Free Open Source Reporting tool for .NET

    Free Open Source Reporting tool for .NET Core/.NET Framework that helps your application generate document-like reports.
    Downloads: 39 This Week
    Last Update:
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  • 2
    Playnite

    Playnite

    Video game library manager with support for wide range of libraries

    Link games from Steam, Epic, Origin, GOG, Battle.net, Ubisoft Connect and other services, including games that are not installed! Playnite supports a wide variety of console emulators. Playnite's look can be fully customized, from simple color changes to complete layout re-designs. Playnite's functionality can be extended with plugins and script extensions. Fullscreen mode with full controller support is available. Playnite tracks your time in-game (any game including emulated ones)....
    Downloads: 54 This Week
    Last Update:
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  • 3
    IPNetwork

    IPNetwork

    IPNetwork command line and C# library take care of complex network

    IPNetwork is a command-line tool and C# library for IP network calculations. It helps .NET developers work with IPv4, IPv6, CIDR, netmasks, subnets, and supernets. The library can parse networks and calculate values such as network address, CIDR, netmask, broadcast, first usable address, last usable address, and total address count. It also supports containment and overlap checks, which are useful for validation, routing tools, firewall rules, and network planning. The project provides a...
    Downloads: 45 This Week
    Last Update:
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  • 4
    C# SNMP Library

    C# SNMP Library

    C# SNMP Library (#SNMP) - Open source SNMP implementation for C#

    SharpSnmpLib is an open-source SNMP library for C# and .NET applications. It helps developers add Simple Network Management Protocol functionality without building the protocol layer from scratch. The project supports SNMP v1, v2c, and v3, making it useful for a wide range of network management scenarios. It can be used to build both SNMP managers and agents.
    Downloads: 19 This Week
    Last Update:
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  • 5
    ControlzEx

    ControlzEx

    Shared Controlz for WPF and ... more

    ControlzEx is a WPF control and behavior library focused on improving desktop window experiences. It provides shared controls, helpers, and behaviors for applications that need more polished WPF interfaces. A major part of the project is its custom window chrome support, which lets developers draw inside the full window area, including the title bar. It also includes fixes and enhancements for resizing, taskbar behavior, focus visuals, tooltips, and Windows 11 window styling. The library is...
    Downloads: 23 This Week
    Last Update:
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  • 6
    PdfPig

    PdfPig

    Read and extract text and other content from PDFs in C#

    This project allows users to read and extract text and other content from PDF files. In addition the library can be used to create simple PDF documents containing text and geometrical shapes.
    Downloads: 14 This Week
    Last Update:
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  • 7
    QRCoder

    QRCoder

    A pure C# Open Source QR Code implementation

    QRCoder is a simple library, written in C#.NET, which enables you to create QR codes. It hasn't any dependencies on other libraries and is available as .NET Framework and .NET Core PCL version on NuGet. Feel free to grab-up/fork the project and make it better! QRCoder is a .NET library, completely written in C#, which enables you to generate QR Codes as defined by ISO/IEC 18004. The main target of the QRCoder library is to deliver a small and easy-to-use solution, which has no dependencies...
    Downloads: 17 This Week
    Last Update:
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  • 8
    Apache log4net

    Apache log4net

    Apache Log4net is a versatile, feature-rich, efficient logging API

    ...We have kept the framework similar in spirit to the original log4j while taking advantage of new features in the .NET runtime. The log4net framework is based on Apache log4j™, The log4net framework, source code, binaries, documentation, examples and related materials are published under the terms of the Apache License. This document is an introduction to the log4net API, its unique features and design rationale. Log4net is an open source project based on the work of many authors. It allows the developer to control which log statements are output with arbitrary granularity. ...
    Downloads: 9 This Week
    Last Update:
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  • 9
    MahApps.Metro IconPacks

    MahApps.Metro IconPacks

    Awesome icon packs for WPF and UWP in one library

    Awesome icon packs for WPF and UWP in one library.
    Downloads: 7 This Week
    Last Update:
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  • 10
    LiveCharts2

    LiveCharts2

    Beautiful, interactive charts, maps, and gauges

    LiveCharts2 is a flexible data visualization library for .NET applications that need interactive charts, maps, and gauges. It is designed as the evolution of the original LiveCharts project, with a new architecture focused on running across many UI frameworks. Developers can use one API across targets such as MAUI, WPF, WinUI, Windows Forms, Blazor WebAssembly, Avalonia, Uno Platform, UWP, Xamarin.Forms, and Eto Forms. The library supports common data visualization patterns through...
    Downloads: 11 This Week
    Last Update:
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  • 11
    XCharts

    XCharts

    A charting and data visualization library for Unity

    A charting and data visualization library for Unity. Unity data visualization chart plugin. A UGUIpowerful, easy-to-use, parameter-configurable data visualization chart plug-in. It supports ten built-in charts. A powerful, easy-to-use, configurable charting and data visualization library for Unity. Visual configuration of parameters, real-time preview of effects, and pure code drawing without additional resources. Support ten built-in charts such as line chart, column chart, pie chart, radar...
    Downloads: 11 This Week
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  • 12
    MQTTnet

    MQTTnet

    High performance .NET library for MQTT based communication

    MQTTnet is a high-performance .NET library for MQTT-based communication. It provides an MQTT client and an MQTT server (broker) and supports the MQTT protocol up to version 5. TLS support for client and server (but not UWP servers). Extensible communication channels (e.g. In-Memory, TCP, TCP+TLS, WS). Lightweight (only the low-level implementation of MQTT, no overhead). Performance optimized (processing ~150.000 messages/second). Uniform API across all supported versions of the MQTT...
    Downloads: 8 This Week
    Last Update:
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  • 13
    Librelancer

    Librelancer

    A re-implementation of Freelancer

    Librelancer is an open-source reimplementation of the engine behind Freelancer, the iconic 2003 space trading and combat simulation game by Microsoft. Written in C# and powered by OpenGL and modern game development practices, Librelancer faithfully replicates the original gameplay while providing a flexible codebase for modding, analysis, and future enhancements.
    Downloads: 3 This Week
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  • 14
    QuestPDF

    QuestPDF

    A library that can help you with generating PDF documents

    Quickly design and generate PDF documents with an open-source, modern, and battle-tested C# library. Forget about limitations, feel confident, enjoy your task and efficiently deliver professional products. QuestPDF is a progressive library that can help you with generating PDF documents in your .NET application by offering a friendly, discoverable and predictable C# fluent API. Do you believe that creating a complete invoice document can take less than 200 lines of code? ...
    Downloads: 4 This Week
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  • 15
    Stripe.net

    Stripe.net

    Stripe.net is a sync/async .NET 4.6.1+ client

    A .NET library to facilitate Stripe payment integration, supporting a full range of payment and subscription features for .NET applications.
    Downloads: 2 This Week
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  • 16
    Windows UI Library

    Windows UI Library

    Windows 10 native controls and Fluent styles for your applications

    WinUI is a user interface layer that contains modern controls and styles for building Windows apps. As the native UI layer in Windows it embodies Fluent Design, giving each Windows app the polished feel that customers expect. WinUI 2 is a library of controls that provides official native Microsoft UI controls and features for Windows UWP apps. WinUI 2 can be used in any Windows 10 UWP XAML app, or in a Xamarin.Forms app running on Windows 10 using native view embedding. WinUI 3 is the next...
    Downloads: 5 This Week
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  • 17
    C# Algorithms

    C# Algorithms

    Plug-and-play class-library project of standard data structures

    A plug-and-play class-library project of standard Data Structures and Algorithms, written in C#. It contains 75+ Data Structures and Algorithms, designed as Object-Oriented isolated components. Even though this project started for educational purposes, the implemented Data Structures and Algorithms are standard, efficient, stable and tested. This is a C#.NET solution-project, and it contains three subprojects. Algorithms, a class library project which contains the Algorithms implementations....
    Downloads: 3 This Week
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  • 18
    iText Core/Community

    iText Core/Community

    iText for .NET is the .NET version of the iText library

    iText Core/Community (previously known as iTextSharp) is a high-performance, battle-tested library that allows you to create, adapt, inspect, and maintain PDF documents, allowing you to add PDF functionality to your software projects with ease. It is also available for Java. For more advanced examples, refer to our Knowledge Base or the main Examples repo. You can find C# equivalents to the Java Signing examples here, though the Java code is very similar since they have the same API. Some of...
    Downloads: 4 This Week
    Last Update:
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  • 19
    Pidgin

    Pidgin

    A lightweight and fast parsing library for C#

    Pidgin is a lightweight and fast parser combinator library for C#. It allows developers to construct parsers using a declarative approach, facilitating the creation of complex parsers without external tools.​
    Downloads: 1 This Week
    Last Update:
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  • 20
    Going.Plaid

    Going.Plaid

    Plaid API .NET library

    Going.Plaid is a library for interacting with Plaid's banking APIs. See their documentation here. It is supported for .net standard 2.0, .net core 3.1, and .net 5.0+.
    Downloads: 1 This Week
    Last Update:
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  • 21
    FluentValidation

    FluentValidation

    .NET validation library for building strongly-typed validation rules

    FluentValidation is a popular .NET library offering a fluent, expressive interface for building strongly-typed validation rules. It supports modern .NET runtimes including .NET 8+, and integrates smoothly into .NET Core, Blazor, and other ecosystems. FluentValidation has adopted the Code of Conduct defined by the Contributor Covenant to clarify expected behavior in our community. For more information see the .NET Foundation Code of Conduct. A validation library for .NET that uses a fluent...
    Downloads: 2 This Week
    Last Update:
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  • 22
    FakeItEasy

    FakeItEasy

    The easy mocking library for .NET

    A .Net dynamic fake framework for creating all types of fake objects, mocks, stubs etc. Easier semantics, all fake objects are just that, fakes. Usage determines whether they're mocks or stubs. Context-aware fluent interface guides the developer. Easy to use and compatible with both C# and VB.Net. Every faked instance looks and feels like an instance of the faked type. Helpful exception messages identify where a test went wrong. Raising events from faked objects. Explicit assertions, stated...
    Downloads: 2 This Week
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  • 23
    Dynamic Data

    Dynamic Data

    Reactive collections based on Rx.Net

    Rx is extremely powerful but out of the box provides nothing to assist with managing collections. In most applications, there is a need to update the collections dynamically. Typically a collection is loaded and after the initial load, asynchronous updates are received. The original collection will need to reflect these changes. In simple scenarios the code is simple. However, typical applications are much more complicated and may apply a filter, transform the original dto and apply a sort....
    Downloads: 2 This Week
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  • 24
    NSubstitute

    NSubstitute

    A friendly substitute for .NET mocking libraries

    NSubstitute is designed for Arrange-Act-Assert (AAA) testing, so you just need to arrange how it should work, then assert it received the calls you expected once you're done. Because you've got more important code to write than whether you need a mock or a stub. It is an attempt to satisfy our craving for a mocking library with a succinct syntax that helps us keep the focus on the intention of our tests, rather than on the configuration of our test doubles. We've tried to make the most...
    Downloads: 2 This Week
    Last Update:
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  • 25
    Microcharts

    Microcharts

    Create cross-platform (Xamarin, Windows, ...) simple charts

    Microcharts is an extremely simple charting library for a wide range of platforms (see Compatibility section below), with shared code and rendering for all of them! This project is just simple drawing on top of the awesome SkiaSharp library. The purpose is not to have an heavily customizable charting library. If you want so, simply fork the code, since all of this is fairly simple. Their is no interaction, nor animation at the moment.
    Downloads: 1 This Week
    Last Update:
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