The Top 945 Csharp Open Source Projects

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Awesome Open Source

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The Top 945 Csharp Open Source Projects

Categories > Programming Languages > Csharp

Calculator ⭐20,636

Windows Calculator: A simple yet powerful calculator that ships with Windows

Corefx ⭐17,901

This repo is used for servicing PR's for .NET Core 2.1 and 3.1. Please visit us at https://github.com/dotnet/runtime

Wavefunctioncollapse ⭐15,443

Bitmap & tilemap generation from a single example with the help of ideas from quantum mechanics

Sharex ⭐14,443

ShareX is a free and open source program that lets you capture or record any area of your screen and share it with a single press of a key. It also allows uploading images, text or other types of files to many supported destinations you can choose from.

Roslyn ⭐13,699

The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

Awesome Dotnet Core ⭐13,499

🐝 A collection of awesome .NET core libraries, tools, frameworks and software

Awesome Dotnet ⭐12,231

A collection of awesome .NET libraries, tools, frameworks and software

Apijson ⭐9,085

🏆码云最有价值开源项目 🚀后端接口和文档自动化，前端(客户端) 定制返回 JSON 的数据和结构！🏆Gitee Most Valuable Project 🚀A JSON Transmission Protocol and an ORM Library for automatically providing APIs and Docs.

Aspnetboilerplate ⭐9,042

ASP.NET Boilerplate - Web Application Framework

Mono open source ECMA CLI, C# and .NET implementation.

Antlr4 ⭐8,848

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Openra ⭐8,780

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

Jellyfin ⭐8,563

The Free Software Media System

Thrift ⭐7,919

Monogame ⭐7,169

One framework for creating powerful cross-platform games.

Pulumi ⭐7,134

Pulumi - Modern Infrastructure as Code. Any cloud, any language 🚀

Csharplang ⭐6,430

The official repo for the design of the C# programming language

Server ⭐6,406

The core infrastructure backend (API, database, Docker, etc).

Botframework Sdk ⭐6,341

Bot Framework provides the most comprehensive experience for building conversation applications.

xLua is a lua programming solution for C# ( Unity, .Net, Mono) , it supports android, ios, windows, linux, osx, etc.

Experience, Learn and Code the latest breakthrough innovations with Microsoft AI

Archisteamfarm ⭐5,958

C# application with primary purpose of idling Steam cards from multiple accounts simultaneously.

Reactiveui ⭐5,907

An advanced, composable, functional reactive model-view-viewmodel framework for all .NET platforms that is inspired by functional reactive programming. ReactiveUI allows you to abstract mutable state away from your user interfaces, express the idea around a feature in one readable place and improve the testability of your application.

Graphql Code Generator ⭐5,857

A tool for generating code based on a GraphQL schema and GraphQL operations (query/mutation/subscription), with flexible support for custom plugins.

Quicktype ⭐5,587

Generate types and converters from JSON, Schema, and GraphQL

Open Source Web Application Framework for ASP.NET Core

NLog - Advanced and Structured Logging for Various .NET Platforms

Gui.cs ⭐4,598

Console-based user interface toolkit for .NET applications.

Awesome Blazor ⭐4,464

Resources for Blazor, a .NET web framework using C#/Razor and HTML that runs in the browser with WebAssembly.

Faqguru ⭐4,304

🎒 🚀 🎉 A list of interview questions. This repository is everything you need to prepare for your technical interview.

Build Mobile, Desktop and WebAssembly apps with C# and XAML. Today. Open source and professionally supported.

C Sharp Algorithms ⭐3,982

📚 📈 Plug-and-play class-library project of standard Data Structures and Algorithms in C#

The Swagger/OpenAPI toolchain for .NET, ASP.NET Core and TypeScript.

Win Acme ⭐3,903

A simple ACME client for Windows (for use with Let's Encrypt et al.)

Windowscommunitytoolkit ⭐3,857

The Windows Community Toolkit is a collection of helper functions, custom controls, and app services. It simplifies and demonstrates common developer tasks building UWP and .NET apps for Windows 10. The toolkit is part of the .NET Foundation.

Entitycomponentsystemsamples ⭐3,762

Hp Socket ⭐3,636

High Performance TCP/UDP/HTTP Communication Component

📇 A simple and sane fake data generator for C#, F#, and VB.NET. Based on and ported from the famed faker.js.

Privilege Escalation Awesome Scripts Suite ⭐3,447

PEASS - Privilege Escalation Awesome Scripts SUITE (with colors)

Microsoft Ui Xaml ⭐3,286

Windows UI Library: the latest Windows 10 native controls and Fluent styles for your applications

Game Networking Resources ⭐3,195

A Curated List of Game Network Programming Resources

Umbraco Cms ⭐3,150

The simple, flexible and friendly ASP.NET CMS used by more than 500.000 websites

Autorest ⭐3,143

OpenAPI (f.k.a Swagger) Specification code generator. Supports C#, PowerShell, Go, Java, Node.js, TypeScript, Python, Ruby

Simplcommerce ⭐3,000

A simple, cross platform, modularized ecommerce system built on .NET Core

Dependencies ⭐2,983

A rewrite of the old legacy software "depends.exe" in C# for Windows devs to troubleshoot dll load dependencies issues.

Machinelearning Samples ⭐2,910

Samples for ML.NET, an open source and cross-platform machine learning framework for .NET.

Stride ⭐2,808

Stride Game Engine (formerly Xenko)

Playnite ⭐2,779

Video game library manager with support for wide range of 3rd party libraries and game emulation support, providing one unified interface for your games.

Dotnetspider ⭐2,776

DotnetSpider, a .NET Standard web crawling library. It is lightweight, efficient and fast high-level web crawling & scraping framework

Unity Script Collection ⭐2,776

A maintained collection of useful & free unity scripts / library's / plugins and extensions.

Clean Code Dotnet ⭐2,757

🛁 Clean Code concepts and tools adapted for .NET

Ryujinx ⭐2,679

Experimental Nintendo Switch Emulator written in C#

This repository contains .NET Documentation.

Tools for building and publishing API documentation for .NET projects

Awesome Wasm Langs ⭐2,400

😎 A curated list of languages that compile directly to or have their VMs in WebAssembly

Atomicgameengine ⭐2,365

The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript

Mathnet Numerics ⭐2,321

Math.NET Numerics

Markdig ⭐2,258

A fast, powerful, CommonMark compliant, extensible Markdown processor for .NET

Handycontrol ⭐2,199

Contains some simple and commonly used WPF controls

Kaitai_struct ⭐2,196

Kaitai Struct: declarative language to generate binary data parsers in C++ / C# / Go / Java / JavaScript / Lua / Perl / PHP / Python / Ruby

Harmony ⭐2,171

A library for patching, replacing and decorating .NET and Mono methods during runtime

Bridge ⭐2,165

♠️ C# to JavaScript compiler. Write modern mobile and web apps in C#. Run anywhere with Bridge.NET.

Mobile ⭐2,013

The mobile app vault (iOS and Android).

Xamarin Macios ⭐1,934

Bridges the worlds of .NET with the native APIs of macOS, iOS, tvOS, and watchOS.

Try .NET provides developers and content authors with tools to create interactive experiences.

Roslynator ⭐1,905

A collection of 500+ analyzers, refactorings and fixes for C#, powered by Roslyn.

Windowstemplatestudio ⭐1,850

Windows Template Studio quickly builds a UWP app, using a wizard-based UI to turn your needs into a foundation of Windows 10 patterns and best practices.

Activemq ⭐1,828

Mirror of Apache ActiveMQ

Cross Platform C# web crawler framework built for speed and flexibility. Please star this project! +1.

Architecture ⭐1,816

Architecture using .NET 5, ASP.NET Core 5, Entity Framework Core 5, C# 9, Angular 11, Clean Code, SOLID, DDD, Docker and more.

Mqttnet ⭐1,804

MQTTnet is a high performance .NET library for MQTT based communication. It provides a MQTT client and a MQTT server (broker). The implementation is based on the documentation from http://mqtt.org/.

Litenetlib ⭐1,792

Lite reliable UDP library for Mono and .NET

Qframework ⭐1,783

Your first K.I.S.S Unity 3D Framework.

Covid19radar ⭐1,754

Open Source / i18n / iOS Android Cross Platform Contact Tracing App by exposure notification framework Xamarin App and Server Side Code

Omnisharp Vscode ⭐1,722

Official C# support for Visual Studio Code (powered by OmniSharp)

Apache Avro is a data serialization system.

M2cgen ⭐1,700

Transform ML models into a native code (Java, C, Python, Go, JavaScript, Visual Basic, C#, R, PowerShell, PHP, Dart, Haskell, Ruby) with zero dependencies

Discord.net ⭐1,680

An unofficial .Net wrapper for the Discord API (http://discordapp.com)

Querybuilder ⭐1,668

SQL query builder, written in c#, helps you build complex queries easily, supports SqlServer, MySql, PostgreSql, Oracle, Sqlite and Firebird

Tensorflow.net ⭐1,631

.NET Standard bindings for Google's TensorFlow for developing, training and deploying Machine Learning models in C#.

Entityframework Plus ⭐1,582

Entity Framework Plus extends your DbContext with must-haves features: Include Filter, Auditing, Caching, Query Future, Batch Delete, Batch Update, and more

.NET for Apache® Spark™ makes Apache Spark™ easily accessible to .NET developers.

Vue.netcore ⭐1,568

.NetCore+Vue，前后端分离，支持前后端业务代码扩展的快速开发框架，Vol.Vue为前端项目，Vue.Net后台项目

Prettydiff ⭐1,536

Beautifier and language aware code comparison tool for many languages. It also minifies and a few other things.

Windows Auto Night Mode ⭐1,505

Automatically switches between the dark and light theme of Windows 10

Dotnetbook ⭐1,496

.NET Platform Architecture book (English, Chinese, Russian)

Modernwpf ⭐1,462

Modern styles and controls for your WPF applications

A lightweight NuGet and symbol server

Nodebook ⭐1,439

Nodebook - Multi-Lang Web REPL + CLI Code runner

Grandnode ⭐1,437

Free and Open Source Ecommerce Shopping Cart solution based on ASP.NET CORE and MongoDB

Pokémon Save File Editor

A small cross-platform UI library that brings the simplicity of native UI development to the web

lists of most popular repositories for most favoured programming languages (according to StackOverflow)

Samples ⭐1,376

Sample code referenced by the .NET documentation

Unitask ⭐1,329

Provides an efficient allocation free async/await integration to Unity.

Seatbelt ⭐1,285

Seatbelt is a C# project that performs a number of security oriented host-survey "safety checks" relevant from both offensive and defensive security perspectives.

Elsa Core ⭐1,278

A .NET Standard 2.0 Workflows Library

Squidex ⭐1,276

Headless CMS and Content Managment Hub

Fastreport ⭐1,265

Free Open Source Reporting tool for .NET Core/.NET Framework that helps your application generate document-like reports

Communityserver ⭐1,243

Free open source office suite with business productivity tools: document and project management, CRM, mail aggregator.

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