Top 23 C# OpenGL Projects

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1. Silk.NET

   1 39 5,192 6.2 C#

   The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.

   

2. Code Effects

   codeeffects.com sponsored

   Code Effects: AI-Ready .NET Business Rules Engine. Embed visual business rules in your .NET app with AI-assisted authoring, native VS debugging, blazing-fast compiled evaluation, and no SaaS dependency. FREE edition available.

   

3. OpenTK

   2 23 3,539 6.2 C#

   The Open Toolkit library is a fast, low-level C# wrapper for OpenGL, OpenAL & OpenCL. It also includes windowing, mouse, keyboard and joystick input and a robust and fast math library, giving you everything you need to write your own renderer or game engine. OpenTK can be used standalone or inside a GUI on Windows, Linux, Mac.

   

   Project mention: Learn OpenGL, extensive tutorial resource for learning Modern OpenGL | news.ycombinator.com | 2026-07-23

   I can recommend OpenTK [0]. I've used it recently to create a 3D renderer, and I have not run into any issues.

   [0] https://opentk.net/

4. FModel

   3 8 3,114 8.8 C#

   Unreal Engine Archives Explorer

   

5. Veldrid

   4 12 2,701 5.5 C#

   A low-level, portable graphics library for .NET.

   

6. ClassicUO

   5 39 722 8.6 C#

   ClassicUO - an open source implementation of the Ultima Online Classic Client.

   

   Project mention: Show HN: Moongate – Ultima Online server emulator in .NET 10 with Lua scripting | news.ycombinator.com | 2026-03-06

   This was the bummer to me when I tried it. I liked the bug-ridden classic experience before the notoriety patch.

   I recently tried https://www.classicuo.eu/ ClassicUO, and the nostalgia was incredible. Granted it is not playable, but there is something about that experience that all of the assistants, hotkeys, etc. fail to capture.

7. OpenGL.Net

   6 1 616 2.5 C#

   Modern OpenGL bindings for C#.

   

8. Librelancer

   7 10 606 9.7 C#

   A re-implementation of Freelancer

   

9. ReSharper

   www.jetbrains.com sponsored

   ReSharper is now available in VS Code and Cursor. ReSharper brings a professional toolset for C# developers backed by over 20 years of experience, enterprise-grade security, SOC 2 compliance, and the trust of companies worldwide.

   

10. SFML.Net

    8 4 584 6.4 C#

    Official binding of SFML for .Net languages

    

11. jazz2

    9 38 570 3.2 C#

    🎮 · Jazz² Resurrection: Open-source reimplementation of Jazz Jackrabbit 2

    

12. ShaderGen

    10 2 516 0.0 C#

    Proof-of-concept library for generating HLSL, GLSL, and Metal shader code from C#,

    

13. PokemonGameEngine

    11 1 267 1.5 C#

    A C# 2D Pokémon game engine and map editor.

    

14. GLWpfControl

    12 2 230 6.2 C#

    A fast native control for OpenTK 4.x + 3.x on WPF.

    

15. TrippyGL

    13 3 197 3.4 C#

    A simple, lightweight yet highly versatile OpenGL graphics library

    

16. zig-opengl

    14 2 123 2.5 C#

    OpenGL binding generator based on the opengl registry

    

17. OpenTK-PathTracer

    15 2 102 0.0 C#

    Simple C# OpenGL Path Tracer

    

18. voxel-engine

    16 3 74 4.9 C#

    This is a 3d graphics engine that focusses on rendering voxels as fast as possible without sacrificing dynamic geometry. (by sjoerdev)

    

19. BlockGame

    17 1 33 9.4 C#

    A game where no one can tell you what you can or cannot do!

    

20. Quake2Sharp

    18 1 32 0.0 C#

    Quake 2, fully playable, ported to C#

    

21. Canvas

    19 1 30 5.5 C#

    Generic cross-platform real-time charts for Web and Desktop apps with built-in pan and zoom support. (by Indemos)

    

22. Arqan

    20 1 28 0.0 C#

    Arqan is an OpenGL and GLFW binding for C# that allows you to directly use all OpenGL methods and enums methods and enums from the popular GLFW library

    

23. Tofu3D

    21 3 23 6.6 C#

    🌱 Tofu3D C# OpenGL game engine. Started development in 2018.

    

24. OpenGL-GA

    22 2 22 10.0 C#

    My first ever 3D engine, filled with bugs and errors

    

25. csharp-sdl-imgui

    23 1 11 0.0 C#

    This is a project for game creation, OpenGL window context creation in SDL2 and input control, implemented in Csharp

    

26. Kargo

    akuity.io sponsored

    Stop Scripting Promotions. Start Shipping with Kargo. Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now.

    

C# OpenGL related posts

• Fast, portable, low-level C# bindings for OpenGL, OpenGL ES, OpenAL, and OpenCL

  1 project | news.ycombinator.com | 26 Nov 2025

• Voxel Raycaster (Voxlap-style) with baked cubic PBS/PBR lighting C#

  1 project | dev.to | 21 Jun 2025

• Déjà vu: Ghostly CVEs in my terminal title

  2 projects | news.ycombinator.com | 1 Jan 2025

• Microsoft answered Congress' questions on security. The White House needs to act

  3 projects | news.ycombinator.com | 15 Jun 2024

• Unhandled SEHException when running OpenTK project - What am I doing wrong?

  1 project | /r/opengl | 25 Jun 2023

• Is there a real time graphics llibrary in c#

  4 projects | /r/csharp | 17 May 2023

• Math Game Project

  3 projects | /r/csharp | 14 May 2023
• A note from our sponsor - Code Effects
  codeeffects.com | 7 Sep 2026

  Embed visual business rules in your .NET app with AI-assisted authoring, native VS debugging, blazing-fast compiled evaluation, and no SaaS dependency. FREE edition available. Learn more →

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