C# C#

Open-source C# projects categorized as C# | Edit details

Top 23 C# C# Projects

  • GitHub repo ShareX

    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.

    Project mention: Software Recommendations | reddit.com/r/JEENEETards | 2021-10-14

    Share X

  • GitHub repo WaveFunctionCollapse

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

    Project mention: I need a theme for my Wave Function Collapse game that is more interesting than "Pipes" | reddit.com/r/proceduralgeneration | 2021-09-03
  • Syncfusion

    Rapidly build stunning web apps using Syncfusion Blazor UI components.. Includes DataGrid, Charts, Schedular, Diagram, and much more. Our native, high-performance components have rich UIs and data visualization, backed by professional support. Free 30-day Trial.

  • GitHub repo awesome-dotnet-core

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

    Project mention: List You go to Online tool one you couldn't live without for Dev Work | reddit.com/r/csharp | 2021-09-23

    Awesome .NET Core

  • GitHub repo Roslyn

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

    Project mention: Hacktoberfest for .NET Developers (C# Edition) | dev.to | 2021-10-02


  • GitHub repo Avalonia

    A cross platform XAML framework for .NET

    Project mention: Microsoft is Finally Ditching Electron | reddit.com/r/programming | 2021-10-12

    Avalonia is perhaps one of the best choices for cross-platform apps, it would appear, but I’ve never used it. There’s also JavaFX, and although startup might not be great because of the JVM, perhaps performance is notably better than Electron apps?

  • GitHub repo Jellyfin

    The Free Software Media System

    Project mention: I’ve waited so many years for an all flash storage NAS and finally it’s here | reddit.com/r/homelab | 2021-10-16
  • GitHub repo OpenRA

    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.

    Project mention: Establishing battlefield control...standby | reddit.com/r/gaming | 2021-10-10

    There's the open source remake of it that upgraded various aspects of the game

  • Nanos

    Run Linux Software Faster and Safer than Linux with Unikernels.

  • GitHub repo ASP.NET Boilerplate

    ASP.NET Boilerplate - Web Application Framework

    Project mention: Nobody I know knows Angular and I'm stuck with component combination/reusing services | reddit.com/r/Angular2 | 2021-04-27

    Alright, so I'm using an https://aspnetboilerplate.com/ template with Angular and it's awesome. Basic Angular app that is responsive, lots of out of the box functionality to play with. Here's a screenshot of the structure: https://imgur.com/a/WOPOKj1

  • GitHub repo Ryujinx

    Experimental Nintendo Switch Emulator written in C#

    Project mention: Metroid Dread running in 8K 60FPS on Ryujinx | reddit.com/r/emulation | 2021-10-14

    There is an open PR for Vulkan on Ryujinx too btw! You can try it and see for yourself how it performs.

  • GitHub repo Mono

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

    Project mention: Which Version of JDK Should I Use? | news.ycombinator.com | 2021-10-10
  • GitHub repo Bitwarden

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

    Project mention: Information Leak: My User Info on Fast Food App Mysteriously Became Someone Else's | reddit.com/r/privacy | 2021-10-16

    Situations like this are becoming more and more common and it's exactly why I encourage people to NOT allow apps or websites to store your credit or debit or payment info. Please use a trusted password manager like Bitwarden, which is opensource and free for personal use.

  • GitHub repo MonoGame

    One framework for creating powerful cross-platform games.

    Project mention: 2D Graphics „Engine“? | reddit.com/r/csharp | 2021-09-25


  • GitHub repo csharplang

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

    Project mention: Announcing .NET 6 Release Candidate 2 | reddit.com/r/dotnet | 2021-10-12

    I'm keeping my eye out for Type Classes, Discriminated Unions, and generic math (preview release currently). Other smaller things like semi-auto properties, required properties, and parameter null checking.

  • GitHub repo ArchiSteamFarm

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

    Project mention: It is safe to login into this app ?? I only idle games that I don't finish btw | reddit.com/r/Steam | 2021-10-13

    Just use Archi's like normal people :>

  • GitHub repo ABP

    Open Source Web Application Framework for ASP.NET Core

    Project mention: ABP – complete infrastructure for web applications | news.ycombinator.com | 2021-09-28
  • GitHub repo ailab

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

    Project mention: Feature detection with Lobe | reddit.com/r/Lobe | 2021-03-04

    I came across this project: https://github.com/microsoft/ailab/tree/master/Sketch2Code

  • GitHub repo ReactiveUI

    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.

    Project mention: How should I make a cross-platform (Windows, Mac, Linux) GUI app with .net and C#? What frameworks / libraries should I use? | reddit.com/r/csharp | 2021-10-08
  • GitHub repo PEASS-ng

    PEASS - Privilege Escalation Awesome Scripts SUITE (with colors)

    Project mention: First live ctf | reddit.com/r/hackthebox | 2021-10-05

    CAP for Capabilities ! try running this https://github.com/carlospolop/PEASS-ng/tree/master/linPEAS

  • GitHub repo winsw

    A wrapper executable that can run any executable as a Windows service, in a permissive license.

    Project mention: PowerShell to notify for new files added to a folder | reddit.com/r/PowerShell | 2021-09-22

    I posted a tangentially related post where I mentioned nssm, and apparently this is the new and actually maintained nssm: https://github.com/winsw/winsw

  • GitHub repo Uno Platform

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

    Project mention: Announcing .NET 6 Release Candidate 2 | reddit.com/r/programming | 2021-10-12

    There is always https://platform.uno/ for Linux desktop support.

  • GitHub repo Gui.cs

    Console-based user interface toolkit for .NET applications.

    Project mention: Dos-like: Engine for making things with a MS-DOS feel, but for modern platforms | news.ycombinator.com | 2021-10-08
  • GitHub repo NLog

    NLog - Advanced and Structured Logging for Various .NET Platforms

    Project mention: A Step by Step Guide to Logging in ASP.NET Core 5 | dev.to | 2021-08-23

    There are some popular third-party logging providers such as Serilog, Log4Net, NLog, elmah.io

  • GitHub repo Bogus

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

    Project mention: Some useful Libraries for .NET projects | dev.to | 2021-10-02

    Bogus Github Nuget: Install-Package Bogus -Version 33.1.1

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2021-10-16.


What are some of the best open-source C# projects in C#? This list will help you:

Project Stars
1 ShareX 17,320
2 WaveFunctionCollapse 16,889
3 awesome-dotnet-core 15,197
4 Roslyn 14,999
5 Avalonia 12,176
6 Jellyfin 12,031
7 OpenRA 9,969
8 ASP.NET Boilerplate 9,894
9 Ryujinx 9,887
10 Mono 9,499
11 Bitwarden 8,399
12 MonoGame 7,839
13 csharplang 7,659
14 ArchiSteamFarm 7,003
15 ABP 6,848
16 ailab 6,812
17 ReactiveUI 6,551
18 PEASS-ng 6,548
19 winsw 6,273
20 Uno Platform 5,791
21 Gui.cs 5,700
22 NLog 5,218
23 Bogus 4,893
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