Graphic Engine & Game Engine open source list！

Official

Official

Engine

Engine    EnginePlugin    OfflinePathTracing    RealTimePathTracing    SoftRenderer    RenderingDesign

Rendering

GI    VolumeRendering    PostProcessing    Stylize    Transparency    VFX    Standard Format

Emulation

Material    Environment       Camera

Optimization

Acceleration    SpatialDataStructures    RenderPath

Util

Util    SDF    Math    Image&Color    Noise    Mesh    Platform    UI

Tools

Tools

Tutorial

SDK&Tutorial

Other

Physics    Animation    Particle   

• Unity Unity-Technologies    unity3d-jp    UnityLabs    Unity-China
• AMD GPUOpen-LibrariesAndSDKs    GPUOpen-Tools    GPUOpen-Effects    GPUOpen-Drivers
• NVIDIA NVIDIAGameWorks    nvpro-samples    NVIDIA-RTX    NVIDIA    NVlabs
• Intel Intel GameTechDev https://software.intel.com/gamedev
• ARM ARM-software
• Qualcomm SnapdragonStudios
• PowerVR powervr-graphics
• Microsoft microsoft
• TheKhronosGroup The Khronos Group https://www.khronos.org/
• AcademySoftwareFoundation Academy Software Foundation https://www.aswf.io/
• Pixar Pixar Animation Studios http://graphics.pixar.com
• SideEfects sideeffects
• IdSoftware id-Software
• InteractiveComputerGraphics

• UnrealEngine ⭐ https://www.unrealengine.com/ (source available, no FOSS)
• CRYENGINE ⭐ https://www.cryengine.com/
• o3de https://www.o3de.org/
• godot Godot Engine – Multi-platform 2D and 3D game engine https://godotengine.org
• WickedEngine C++ game engine focusing on modern rendering techniques and performance. https://wickedengine.net
• filament Filament is a physically based rendering engine for Android, Windows, Linux and macOS
• Falcor Real-Time Rendering Framework, NVIDIA
• Klayag A cross-platform open source game engine with plugin-based architecture
• G3D Graphics research and rapid prototyping in OpenGL and C++
• Ogre ogre github mirror
• OpenSceneGraph http://www.openscenegraph.org
• stride Stride Game Engine (formerly Xenko)
• anki-3d-engine AnKi 3D Engine - OGL/Vulkan backends, modern renderer, scripting, physics and more
• SpartanEngine Game engine with an emphasis on architectual quality and performance
• DummyEngine Small cross platform Vulkan/OpenGL 3d engine for personal experimentation
• ETEngine Realtime 3D Game-Engine with a focus on space sim. Written in C++ 14
• nebula Nebula is an open-source and free-to-use modern C++ game engine.
• Granite Personal Vulkan renderer
• FlaxEngine Multi-platform 3D game engine. (source available, no FOSS)
• island Project Island is an experimental, hot-reloading Vulkan renderer/proto-engine for Linux, written in C/C++.
• three.js JavaScript 3D library. https://threejs.org/
• Babylon.js A powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.
• cesium An open-source JavaScript library for world-class 3D globes and maps
• playcanvas ast and lightweight WebGL game engine https://playcanvas.com/

• Graphics Unity Graphics - Including Scriptable Render Pipeline
• armory -3D Game Engine for Blender
• RenderPipeline -PBR and Deferred Rendering for the Panda3D game engine
• ray-mmd physically-based rendering at mikumikudance

• bgfx ⭐ -Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library
• igl Intermediate Graphics Library (IGL) is a cross-platform library that commands the GPU. It provides a single low-level cross-platform interface on top of various graphics APIs (e.g. OpenGL, Metal and Vulkan).
• The-Forge The Forge Cross-Platform Rendering Framework PC, macOS / iOS, Android, XBOX, PS4
• DiligentEngine A modern cross-platform low-level 3D graphics library http://diligentgraphics.com/diligent-engine/
• MethaneKit Modern 3D graphics made simple with C++17 cross-platform framework and rendering abstraction API on top of DirectX 12, Metal & Vulkan
• LLGL Low Level Graphics Library (LLGL) is a thin abstraction layer for the modern graphics APIs OpenGL, Direct3D, Vulkan, and Metal
• nvrhi NVIDIA Rendering Hardware Interface
• herebedragons A basic 3D scene implemented with various engines, frameworks or APIs.
• glfw A multi-platform library for OpenGL, OpenGL ES, Vulkan, window and input
• MoltenVK Vulkan graphics and compute API, that runs on Apple's Metal graphics framework
• dxvk Vulkan-based D3D11 implementation for Linux / Wine
• angle A conformant OpenGL ES implementation for Windows, Mac, Linux, iOS and Android.
• Vita3K Experimental PlayStation Vita emulator vita3k.org/
• vkd3d-proton vkd3d-proton is a fork of VKD3D, which aims to implement the full Direct3D 12 API on top of Vulkan. The project serves as the development effort for Direct3D 12 support in Proton.
• Tellusim_Core_SDK Cross-platform C++ SDK for graphics, compute, and simulation. Supports GPU-accelerated algorithms, meshes, images, and UI, with bindings for C#, Rust, Swift, and Python. Prebuilt builds and docs available.

• embree A collection of high-performance ray tracing kernels, developed at Intel.
• openmoonray MoonRay is DreamWorks’ open-source, award-winning, state-of-the-art production MCRT renderer
• RadeonRays RadeonProRender ray intersection acceleration library for hardware and software multiplatforms using CPU and GPU
• mitsuba3 👍 Mitsuba 3: A Retargetable Forward and Inverse Renderer http://mitsuba-renderer.org/
• appleseed A modern open source rendering engine for animation and visual effects https://appleseedhq.net/
• pbrt Source code for "Physically Based Rendering: From Theory To Implementation"
• LuxCoreRender https://www.luxcorerender.org
• ospray A Ray Tracing Based Rendering Engine for High-Fidelity Visualization
• tungsten High performance physically based renderer in C++11
• etx-tracer Physically-based CPU and GPU ray-tracer
• nori Nori: an educational ray tracer https://wjakob.github.io/nori
• nanort single header only modern ray tracing kernel.
• yocto-gl Yocto/GL: Tiny C++ Libraries for Physically-based Graphics
• SORT Simple Open-source Ray Tracer https://agraphicsguy.wordpress.com/
• fermat a high performance research oriented physically based rendering system, trying to produce beautiful pictures following the mathematician’s principle of least time
• gatling Hydra-enabled GPU path tracer that supports MaterialX and MDL

• kajiya Experimental real-time global illumination renderer
• PLTFalcor Real-time physical light transport (PLT) framework
• lighthouse2 Lighthouse 2 framework for real-time ray tracing
• Path-Tracing-SDK Real-time path tracing library and sample
• Candela Pathtraced Realtime Engine
• Lumen A Vulkan Raytracing framework for various bidirectional path tracing techniques
• IDKEngine OpenGL Toy-"Engine" with Wavefront Path Tracer and Rasterizer Pipeline with Voxel Cone Tracing/Global Illumination

• tinyrenderer A brief computer graphics / rendering course
• foolrenderer A tiny software renderer implemented from scratch without the use of graphics API, used to understand how GPUs work.
• OpenSWR A High Performance, Highly Scalable Software Rasterizer for OpenGL
• miaow An open source GPU based off of the AMD Southern Islands ISA.
• SalviaRenderer SALVIA is the rasterizer based software renderer. The goal of SALVIA is capacity of Direct3D 10+.
• coco3d Coco3D is a real-time 3D software renderer for Windows PCs and mobile devices
• swiftshader high-performance CPU-based implementation of the OpenGL ES and Direct3D 9 graphics APIs
• mesa 👍 https://www.mesa3d.org
• renderer A shader-based software renderer written from scratch in C89 https://zauonlok.github.io/renderer/
• SoftwareRenderer Software rendering engine with PBR. Built from scratch on C++.
• RetroWarp The GPU is implemented with "pure" software rendering
• grr Gpu Renderer and Rasterizer - for python
• virglrenderer VirGL virtual OpenGL renderer
• AMDVLK AMD Open Source Driver For Vulkan
• open-gpu-kernel-modules NVIDIA Linux open GPU kernel module source
• EmberGL A low-level open source graphics library, similar to OpenGL/DirectX/Vulkan, designed for real-time 2D/3D rendering on MCUs and other memory constrained non-GPU systems
• SoftGLRender Tiny C++ Software Renderer / Rasterizer, and implements OpenGL and Vulkan renderers for comparison
• raster2mesh This project demonstrates a fun and intriguing approach to rasterize anything towards a mesh, using only GPU pixel shaders and rasterization on OpenGL 4.2.
• PortableGL An implementation of OpenGL 3.x-ish in clean C

• FrameGraph vulkan abstraction layer that represent frame as a task graph
• DataDrivenRendering Data Driven Rendering repository
• vuk vuk - A rendergraph-based abstraction for Vulkan
• fg Rendering abstraction which describes a frame as a directed acyclic graph of render tasks and resources.
• RenderGraph Render graph management library.
• FrameGraph Renderer agnostic frame graph library Example
• LegitEngine A rendergraph-based graphical framework for Vulkan
• PathFinder An attempt to build a modern renderer using modern graphic APIs. Pillars of the architecture are Bindless Resources and Render Graph.

• Skybolt C++/Python-based 3D geospatial application for simulating and visualizing dynamic objects in planetary environments
• cesium An open-source JavaScript library for world-class 3D globes and maps
• cesium-unreal Bringing the 3D geospatial ecosystem to Unreal Engine

• IlluminationComparison A comparison of typical illumination methods. (SSAO, HBO, VXGI, and Ray Traced Global Illumination)
• dirtchamber A mixed reality testing environment for real-time global illumination algorithms
• DXR-Sandbox-GI Simple DirectX 12 toy framework for testing Global Illumination: Reflective Shadow Mapping, Light Propagation Volume, Voxel Cone Tracing, DXR

• SHTest Spherical Harmonic Lighting (Direct/Shadowed/Indirect/Subsurface)
• SphericalHarmonicLighting Global Illumination using Spherical Harmonics
• Urho3D-1.4-SphericalHarmonicLighting Testing spherical harmonic lighting based on the spherical-harmonic-lighting.pdf

• Probulator 👍 Experimentation framework for probe-based lighting
• hyper3d-envmapgen Pre-filtered mipmapped radiance environment map generator that runs on WebAssembly.
• envtools Utilities to manipulate spherical images

• webgl-deferred-irradiance-volumes An implementation of deferred irradiance volumes in WebGL
• RealTimeGI Real-Time Global Illumination - University of Leeds MSc Project.
• Precomputed-Light-Field-Probes Real-Time Global Illumination using Precomputed Light Field Probes
• RTXGI-DDGI RTX Global Illumination (RTXGI) SDK
• LuxGI Hybrid GI solution, based on DDGI ( include Ray-Tracing and SDF-Tracing )
• PRT Precomputed Radiance Transfer in OpenGL

• RTXGI RTXGI v2.0 Update including Neural Radiance Cache and Spatial Hash Radiance Cache
• BrixelizerGi FidelityFX Brixelizer GI is a simplified implementation of AMD GI-1.0
• Capsaicin

• SurfelPlus [SIGGRAPH 25 Poster] A realtime global illumination renderer using Surfels as scene cache.
• SurfelGI Real-Time dynamic global illumination based on surfel. This project is based on GIBS presented at SIGGRAPH 2021.

• VSGL Fast Indirect Illumination Using Two Virtual Spherical Gaussian Lights
• simple-instant-radiosity
• GIGL Tiny Global Illumination OpenGL Renderer

• qt5-shadow-maps Shadow mapping implementation with Qt5 and OpenGL

• Light-Propagation-Volumes
• GI-LPV Implement global illumination with OCaml, using light propagation volumes

• Nigiri A fully-dynamic voxel-based global illumination system for Unity.
• SEGI Almost real-time Global Illumination for Unity.
• Unity-SRP-VXGI Voxel-based Global Illumination using Unity Scriptable Render Pipeline.
• VCTRenderer Deferred voxel shading for real-time global illumination. https://jose-villegas.github.io/post/deferred_voxel_shading/
• voxel-cone-tracing A real-time global illumination implementation using voxel cone tracing.
• VoxelConeTracingGI Global illumination with Voxel Cone Tracing in fully dynamic scenes using a 3D clipmap to support huge areas around the camera while maintaining a low memory footprint.
• Vulkan-VXGI-VR-FrameWork University of Pennsylvania, CIS 565: GPU Programming and Architecture, Final Project
• MAGE Game and rendering engine featuring both forward and deferred PBR (physically-based rendering) pipelines with optional indirect illumination using Voxel Cone Tracing.
• VoxelConeTracing An implementation of the "Voxel Cone Tracing" global illumination technique proposed by Cyril Crassin
• VCTGI GPU-based real-time global illumination renderer based on voxel cone tracing
• DXE A voxel cone traced realtime Global Illumination rendering engine in dx12, wip
• Voxel_Cone_Tracing Voxel-Cone-Tracing easy to understand

• SSRT3 Real-time global illumination using screen-space information for Unity HDRP
• URP_SSR Screen space reflection for Unity 2022 and Unity6
• UnitySSGIURP Screen Space Global Illumination for Unity URP (Universal Render Pipeline).
• SSGI-URP Screen Space Global Illumination for Unity Universal Render Pipeline
• FSSGI Fast Screen Space Global Illumination
• mfssgi

• src-dgi Surfel Radiance Cascades Diffuse Global Illumination
• RadianceCascadesUnity A simple 2D implementation of Radiance Cascades by Alexander Sannikov in Unity
• Unity-2D-Radiance-Cascade-Demo Demo 2D implementation of radiance cascade global illumination in Unity.

• minpt A path tracer in 300 lines of C++
• GLSL-PathTracer 👍 A GLSL Path Tracer
• path_tracer 👍 An educational path tracer written in C using Vulkan to supplement a lecture series on path tracing.
• PSRayTracing A (modern) C++ implementation of the first two books of the Peter Shirley Ray Tracing mini-books
• rayn A small path tracing renderer written in Rust.
• TrueTrace-Unity-Pathtracer A passion projects that has been going on for awhile, finally at a place where I feel comfortable tentatively uploading it to Github for others
• RVPT Realtime Vulkan path tracer from scratch kind of thing
• simple-bidirectional-pathtracer
• edubpt
• Volumetric-Path-Tracer Volumetric path tracer using cuda
• simple-spectral A Simple Spectral Renderer
• HIPRT-Path-Tracer Unbiased & physically-based GPU HIPRT (C++/HIP) interactive path tracing renderer

• Q2RTX NVIDIA’s implementation of RTX ray-tracing in Quake II zyanidelab/Q2RTX
• Quartz Physically based Vulkan RTX path tracer with a declarative ES7-like scene description language.
• DXRPathTracer A (very) simple path tracer implemented using DirectX Ray Tracing (DXR)
• WispRenderer RTX Ray Tracing Renderer, made by Y3 students at Breda University of Applied Science https://teamwisp.github.io
• rtx-explore DirectX Raytracing Path Tracer
• Kaguya This is a hobby project using DirectX 12 and DirectX RayTracing (DXR)
• RayTracingInVulkan Implementation of Peter Shirley's Ray Tracing In One Weekend book using Vulkan and NVIDIA's RTX extension.
• PBRVulkan Vulkan Real-time Path Tracer Engine
• Helios Real-time unidirectional GPU path tracer using the cross-vendor Vulkan ray-tracing extensions.
• vk_mini_path_tracer A beginner-friendly Vulkan path tracing tutorial in under 300 lines of C++.

• RTXDI RTX Dynamic Illumination is a framework that facilitates the implementations of efficient direct light sampling in real-time renderers
• VolumetricReSTIRRelease SIGGRAPH Asia 2021 paper "Fast Volume Rendering with Spatiotemporal Reservoir Resampling"
• ReSTIR-Vulkan Vulkan implementation of ReSTIR
• Reservoir-Spatio-Temporal-Importance-Resampling-ReSTIR Reservoir Spatio Temporal Importance Resampling
• ReSTIR_PT Source Code for SIGGRAPH 2022 Paper "Generalized Resampled Importance Sampling: Foundations of ReSTIR"

• CPMFIGIOTVVD Correlated Photon Mapping for Interactive Global Illumination of Time-Varying Volumetric Data by Daniel Jönsson and Anders Ynnerman
• SOPGI A VEX raytracer for SideFX Houdini with photon mapping global illumination and full recursive reflections and refractions
• DXR-PhotonMapper An implementation of Photon Mapping using DXR
• RTProgressivePhotonMapper A Hardware Raytracing based Progressive Photon Mapper using Falcor 5.2

• KinoObscurance Alchemy Ambient Obscurance ---AlchemyHPG11
• ScalableAmbientObscurance https://research.nvidia.com/publication/scalable-ambient-obscurance
• XeGTAO An implementation of [Jimenez et al., 2016] Ground Truth Ambient Occlusion, MIT license
• ASSAO Adaptive Screen Space Ambient Occlusion
• Robust Screen Space Ambient Occlusion Robust Screen Space Ambient Occlusion
• HBAOPlus HBAO+ is a SSAO algorithm designed to achieve high efficiency on DX11 GPUs.
• gl_ssao optimized screen-space ambient occlusion, cache-aware hbao
• VXAO Voxel Ambient Occlusion
• MiniEngineAO SSAO image effect from Microsoft MiniEngine, ported to Unity.
• NNAO Neural Network Ambien Occlusion
• dssdo Deferred Screen Space Directional Occlusion http://kayru.org/articles/dssdo/
• AmplifyOcclusion Full source-code for Amplify Occlusion plugin for Unity AmplifyOcclusion-URP
• Unity-Ground-Truth-Ambient-Occlusion A physically based screen space ambient occulsion post processing effect
• Unity-GeoAO Fast ambien occlusion in Unity at runtime
• RTAO Ray Traced Ambient Occlusion (RTAO) implemented using DirectX Raytracing (DXR)
• BNAO A tiny, GPU-based Bent Normal and Ambient Occlusion baker for Unity.
• dxr-ao-bake A demo of ambient occlusion map baking using DXR
• aobaker ambient occlusion baking tool
• VertexColorBaker An AssetPostprocessor for Unity that can bake ambient occlusion and curvature information into mesh vertex color channels.

• ssbn Screen Space Bent Normals

• GzRNM brings Radiosity Normal Mapping/Directional Light Mapping to Unity 3D!
• SSbumpGenerator A GUI interface to a tool for generating SSBumps (Self Shadowed Bump Maps).

• lightmapper A C/C++ single-file library for drop-in lightmap baking. Just use your existing OpenGL renderer to bounce light!
• seamoptimizer A C/C++ single-file library that minimizes the hard transition errors of disjoint edges in lightmaps.
• BakingLab A D3D11 application for experimenting with Spherical Gaussian lightmaps
• GPULightmass Luoshuang's GPULightmass for UE4
• trianglepacker Triangle packer for light map
• HDR_Lightmapper Implements a cycles based lightmapper with denoiser
• The_Lightmapper Fast and easy baked GI Lightmaps for Blender and Cycles
• LightmapperToy This project is a hobby lightmapper completely based on Houdini geometry nodes. Basically it grew out of a re-implementation of Matt's The Baking Lab with some modification.

• DeepIllumination Code and examples from our paper "Deep Illumination: Approximating Dynamic Global Illumination with Generative Adversarial Networks," by Manu Mathew Thomas and Angus Forbes

• LGHDemo Real-Time Rendering with Lighting Grid Hierarchy I3D 2019 Demo
• PBGI Point Based Global Illumination

• SC_Tracer photon mapping for global illumination and caustic
• Crystal-Caustics Approximated crystal caustics effect in Unity.

• ComputeStochasticReflections Compute Stochastic Screen Space Reflections for unity post processing
• kode80SSR An open source screen space reflections implementation for Unity3D 5.
• StochasticScreenSpaceReflection
• Unity-Screen-Space-Reflection Clearly Screen Space Reflection
• UnitySSR Open source screen space reflection for Unity 5
• Unity-ScreenSpaceReflections-URP SSR solution for Unity URP
• synthese_image author's blog
• URP_ScreenSpacePlanarReflections Simple example of implementing screen space planar reflections as a RenderFeature for URP
• UnityURP-MobileScreenSpacePlanarReflection A simple and fast ScreenSpacePlanarReflection(SSPR) as a standalone reusable RendererFeature in URP.
• Jin-Engine-2.1 The implementation of Pixel-projected Screen Space Reflections
• BakedReflectionsUnity 👍 Reflection Probe Atlas impl. for Unity

• SS-refraction-through-depth-peeling-in-threejs Screen space refraction through depth peeling in threejs

• realtimeshadows codes
• Shadows 👍 A sample app that demonstrates several techniques for rendering real-time shadow maps
• UnityPCSS Nvidia's PCSS soft shadow algorithm implemented in Unity
• ContactShadows Experimental implementation of contact shadows for Unity.
• HFTS NVIDIA Hybrid Frustum Traced Shadows in NVIDIA ShadowLib.
• ShadowFX DirectX 11 and 12 library that provides a scalable and GCN-optimized solution for deferred shadow filtering
• Cinder-Experiments A collection of experiments, samples and other bits of code.
• of-ESMShadowMapping Exponential Shadow Mapping in openFrameworks
• RayTracedShadows This demo implements BVH construction and GPU traversal for rendering hard shadows.
• InlineRayTracingShadows Sample scene that uses ray traced shadows generated by a compute shader using ray queries.
• RaytracedHardShadow DXR based raytraced hard shadow for Unity
• ShadowVolume Shadow Volume for Static-Scene-Object of Unity
• variance_shadow_mapping_vk Variance shadow mapping for omni lights with Vulkan
• Precomputed-Shadow-Fields-for-Dynamic-Scenes A realization of computing soft shadow by shadow fields
• DeepShadowMap Real-Time Deep Shadow Maps for Unity3D
• CachedShadowMaps Cached Shadow Map Solution for Unity
• Unity-Capsule-Shadows A work in progress solution for capsule shadows in Unity.
• Analytic Soft Shadows (Built-In/URP) Analytic Soft Shadows is a real-time soft shadowing solution with shadows defined by Spheres, Capsules and Boxes

• Compressed-shadow-maps Demo code for the compressed shadow maps project
• voxelized-shadows-improved Construction and sampling of precomputed shadows in a compressed voxel octree
• ocTreeVoxelizedShadows Voxelized shadows implemented based on octree The Unity technical team recommends that large terrain be used instead of baking

• VolFx Selective Post Processing with buffer system
• PostProcessing Post Processing Stack
• reshade-shaders A collection of post-processing shaders written for ReShade. https://reshade.me
• GShade GShade is a highly modified ReShade fork & utility package with numerous improvements and settings autodetection for over 300 games.
• CobraFX CobraFX comprises SirCobra's contribution of shaders for ReShade.
• OtisFX A small set of effects for Reshade
• Cat-PostProcessing various post-processing effects for Unity

• CMAA2 Conservative Morphological Anti-Aliasing 2.0
• MSAAFilter MSAA and Temporal AA Sample
• temporal Temporal Reprojection Anti-Aliasing for Unity 5.0+
• TAA_Unity_URP Temporal Anti-Aliasing(TAA) for Unity’s Universal Render Pipeline
• smaa SMAA: Subpixel Morphological Antialiasing, is a very efficient GPU-based MLAA implementation
• smaaDemo Subpixel Morphological AntiAliasing OpenGL/Vulkan demo
• SMAA SMAA in unity3D
• SpecularAA A demo of various normal map filtering techniques for reducing specular aliasing
• glsl-fxaa FXAA implementation for glslify in WebGL
• Phone-wire AA
• DLAA (DLAA) Directionally Localized antiAliasing
• TAA-STAR C++/Vulkan Implementations of State of the Art Temporal Anti-Aliasing Techniques
• UE4 DLSS DLSS Plugin for Unreal Engine
• Fast-Adaptive-AA This is a modification of Timothy Lottes' PC FXAA v3 with a different Edge Detection algorithm that prevents blurring and catches edges better. For Reshade

• oidn Intel(R) Open Image Denoise library http://www.openimagedenoise.org/
• NvidiaAIDenoiser A simple implementation of Nvidia's AI denoiser
• RealTimeDenoisingNeuralBilateralGrid [EGSR2020] Real-time Monte Carlo Denoising with the Neural Bilateral Grid
• practicalDenoising Reference Implementation of Practical Denoising for VFX Production Using Temporal Blur
• bcd Bayesian Collaborative Denoiser for Monte-Carlo Rendering
• glslSmartDeNoise 👍 Fast glsl spatial deNoise filter

• SE-Natural-Bloom-Dirty-Lens (Legacy) post-processing effect for Unity.
• Unity_StarGlow This is an implementation of Kawase's light-streak.

• tonemapper A tool for exploring and applying various tonemapping operators.
• glsl-tone-map A collection of tone mapping functions available both as ES modules strings and as GLSL files for use with glslify
• ToneMapping A collection of tone mappers for the display of 3D graphics
• AgXc Fork of Troy.S AgX, a display rendering transform available via OCIO and more
• prod80-ReShade-Repository Highly advanced Color Effects created for Reshade
• aces-dev AMPAS Academy Color Encoding System Developer Resources http://www.oscars.org/aces
• tony-mc-mapface Takes HDR Rec.709/sRGB stimulus, and maps it to LDR. It's tranquil and collected, and won't set your eyes ablaze.
• flim flim - Filmic Color Transform

• NeuralNetworkPostProcessing Unity Post Processing with Convolution Neural Network
• RunwayML-for-Unity RunwayML for Unity 🎯 https://runwayml.com/integrations
• Procedural-painting Procedural painting algorithms in Unity 3d with compute shaders based on genetic evolution algorithms
• Waifu2xBarracuda Waifu2x Unity Barracuda implementation
• barracuda-style-transfer Companion code for the Unity Style Transfer blog post, showcasing realtime style transfer using Barracuda.
• triangle Convert images to computer generated art using delaunay triangulation

• UnityImageEffects Post Processing Effects for Unity
• android-gpuimage Android filters based on OpenGL (idea from GPUImage for iOS)
• NonuniformBlur A very fast approximation to large-kernel Gaussian blur with nonuniform blur radii, by making use of box-filtered mip maps V-cycle

• OptiScaler OptiScaler bridges upscaling/frame gen across GPUs.
• FidelityFX-FSR FidelityFX Super Resolution
• Anime4K A High-Quality Real Time Upscaler for Anime Video
• Magpie Magpie 是一个轻量级的窗口缩放工具，内置了多种高效的缩放算法和滤镜。它主要用于提升游戏画质和让不支持全屏化的游戏也能全屏显示等。
• Waifu2x-Extension-GUI Video, Image and GIF upscale/enlarge(Super-Resolution) and Video frame interpolation. Achieved with Waifu2x, Real-ESRGAN, Real-CUGAN, RTX Video Super Resolution VSR, SRMD, RealSR, Anime4K, RIFE, IFRNet, CAIN, DAIN, and ACNet.

• mosaiikki Checkerboard rendering with Magnum and OpenGL
• DynamicCheckerboardRendering Checkerboard Rendering and Dynamic Resolution Rendering in the DX12 MiniEngine

• JPEG-MP4-Compression-PostProcessing-Effect-for-Unity3D This package aims to accurately recreate the effect of JPEG/MP4 compression as a PostProcessing Effect

• libbsdf Library for BSDF, BRDF, and BTDF
• brdf    brdfExplorer
• BRDFExplorer http://corralx.github.io/projects
• Lux Lux – open source physically based shader framework for unity
• Alloy Alloy physical shader framework for Unity. https://alloy.rustltd.com/
• AntonovSuit
• brdf Code sample accompanying the article "Crash Course in BRDF Implementation"
• anisotropic_layered_material Code for "Real-time Rendering of Layered Materials with Anisotropic Normal Distributions", SIGGRAPH ASIA 2019.
• WaveOpticsBrdf This code implements the key ideas of the paper: Rendering Specular Microgeometry with Wave Optics, by Ling-Qi Yan, Miloš Hašan, Bruce Walter, Steve Marschner, Ravi Ramamoorthi.

• svbrdf-oculus materials from Two-Shot SVBRDF Capture for Stationary Materials by Aittala et al (2015).
• Matmorpher Code repository for the EGSR 2021 paper MatMorpher: A Morphing Operator for SVBRDFs
• DeepInverseRendering Deep Inverse Rendering for High-resolution SVBRDF Estimation from an Arbitrary Number of Images

• Subsurface-Light-Transport-Raytracer
• SingleScatteringEditing
• hitchhikersscatter A Hitchhiker’s Guide to Multiple Scattering

• IBLBaker Light probe generation and BRDF authoring for physically based shading.
• cmftStudio cross-platform open-source cubemap filtering tool.
• PBR An implementation of physically based shading model & image based lighting in various graphics APIs.

• LTC_BRDF_Fit BRDF fitting code for LTC Area Lights by Heitz et al.
• ltc_code Code for "Real-Time Polygonal-Light Shading with Linearly Transformed Cosines"
• rtswplusd Real-Time Shading with Polyhedral Lights using Silhouette Detection
• BezierLightLTC An official implementation of the paper "Real-Time Shading of Free-Form Area Lights using Linearly Transformed Cosines".

• FastTranslucentShader
• separable-sss iryoku's SSSSS
• ScreenSpaceSubsurfaceScattering
• SubsurfaceScattering An implementation of a set screen space physically-based subsurface scattering algorithms
• MultipassTranslucency fake subsurface-scattering shader, using multiple passes with different blend ops to calculate thickness without reading back the depth buffer.
• subsurfaceScatteringMat https://n8python.github.io/subsurfaceScatteringMat/

• pbrt-skin-bssrdf Implementation of Donner & Jensen's "A Spectral BSSRDF for Shading Human Skin" in PBRT
• skin-shader-unity GPU Gems 3 - Chapter 14 using the Unity engine
• Unity-Human-Skin-Shader-PC
• FaceWorks A middleware library and sample application for high-quality skin and eye rendering

• TressFX DirectX 11 library that provides convenient access to realistically rendered and simulated hair and fur
• vkhr Real-Time Hybrid Hair Rendering using Vulkan™
• WetaHair Implementation of "Importance Sampling for Physically-Based Hair Fiber Models"
• libWetHair A Multi-Scale Model for Simulating Liquid-Hair Interactions http://libwethair.info
• Realtime-Vulkan-Hair University of Pennsylvania, CIS 565: GPU Programming and Architecture, Final Project
• VHair A highly experimental hair rendering and simulation solution for the Unity game engine
• Hair-Renderer-2 Vulkan-based strand-level hair renderer

• fabric-micro-detail-scattering Micro Detail Fabric Shader

• UnityFurURP Fur shader implementation for URP
• UnityFurShader Fur shader for Unity.
• ShellFurGodot Add-on that adds a fur node to the Godot engine, using a shell based approach to imitate fur strands.

• specular-manifold-sampling Code for "Specular Manifold Sampling for Rendering High-Frequency Caustics and Glints" (SIGGRAPH 2020)
• real_time_glint real_time_glint_dictgenerator Procedural Physically based BRDF for Real-Time Rendering of Glints.

• crest 👍 A class-leading water system implemented in Unity

• Ceto 👍 Ceto: Ocean system for Unity

• GodotOceanWaves FFT-based ocean-wave rendering, implemented in Godot

• Environment-Project An Environment Simulation project for Unreal Engine 4.

• Ocean Community Next Gen Next gen iteration of the unity community ocean shader

• VaOcean Ocean Surface Simulation Plugin for Unreal Engine 4

• whitecaps Real-time Animation and Rendering of Ocean Whitecaps

• Water Sum of sines and fft fluid simulation with a physically based water shader

• FFT-Ocean Ocean-URP FFT ocean for Unity

• EncinoWaves Implementation of "Empirical Directional Wave Spectra for Computer Graphics" paper by Christopher Horvath

• HigWaterSystem2 Hig Water System 2.0 is an advanced, user-friendly, and realistic ocean surface rendering solution focused on simulating lifelike visuals.

• water-wave-packets Sandbox binary and source code for the Siggraph 2017 paper "Water Wave Packets" by Stefan Jeschke (NVIDIA) and Chris Wojtan (IST Austria)

• WaveParticle A project for testing the wave particle

• Wave-Particles-with-Interactive-Vortices A dx12 river renderer using wave particles with interactive vortices.

• BoatAttack com.verasl.water-system Gerstner waves water.

• UE4_Dynamic_Water_Project Unreal Engine 4 Dynamic Water Project by marvelmaster

• RealtimeWater implemented based on "Fast Water Simulation for Games Using Height Fields".

• UnityWaveEquation unity实现二维波方程交互水面与实时焦散

• WaterCaustics Water caustic rendering experiments in OpenGL with Python

• threejs-caustics Caustics computation using ThreeJS

• water-demo A port of Evan Wallace's "Water Demo" for WebGL to Unity.

• Ocean_mobile_with_boat_physic Ocean mobile with boat physic controller

• Unity-WaterBuoyancy Water Buoyancy Simulation for Unity

• Jerry Tessendorf's paper "Simulating Ocean Water".
  fftocean ocean-simulation Phillips-Ocean

• Eric.Bruneton's paper "an improved version using an FFT method to synthesize the surface." Eric.Bruneton Brunetons-Ocean

• tgda A real-time capable implementation of Tessendorf's choppy wave algorithm [Tessendorf1999a], augmented with wave spectrum models from oceanographic research

• UnrealSnow Unreal Engine snow simulation for large terrains using Compute Shaders for GPU paralellization.
• snow OpenGL and Houdini snow simulation (material point method)
• SnowSimulation GPU Snow Simulation for Unity and Direct3D

• unity-footprints Real-Time Locomotion on Soft Grounds with Dynamic Footprints - 2022 - Frontiers in Virtual Reality
• Sand-Shader-Unity-URP-for-Mobile Mobile friendly Unity sand/snow shader using the Universal Render Pipeline - Uses Unity Version 2020.1.2f1
• SnowSimulation
• Unity-IndentShader http://wacki.me/blog/2017/01/dynamic-snow-sand-shader-for-unity/
• SnowDeformation To create a snow accumulation and deformation effect along with physical based rendering
• DeepSnowFootprint A unity shader solution to generate footprint on thick snow surfaces.
• unity-deformablesnow Repository for online PIGSquad workshop on deformable snow in Unity.

• JourneySand An Unity project to reproduce the sand rendering in Journey's style

• GodotGrass Per-blade grass rendering inspired by "Ghost of Tsushima", implemented in Godot
• UnityURP-InfiniteGrassField An Infinite GPU Instanced Grass Field that doesn't require storing trillions of positions in memory
• KvantGrass Animating grass shader for Unity
• UnityGrassGeometryShader https://roystan.net/articles/grass-shader.html
• GLGrassRenderer implementation of Responsive Real-Time Grass Rendering for General 3D Scenes
• Grass.DirectX Realistic Grass Rendering using DirectX 11 and a geometry-shader based approach.
• VulkanGrassRendering Vulkan implementation of "Responsive Real-Time Grass Rendering for General 3D Scenes" by Jahrmann and Wimmer
• GPUGrass real-time grass rendering based on GPU instancing
• MassiveGrass Unity Terrain spawns a large number of grasses along the edge of the tree (shader independent)
• RheaGrass Rhea is a geometry-shader based grass for Unity's Universal Render Pipeline (URP).
• shaders-6grass Six varied methods for drawing grass with a range of use cases

• Vulkan-Forest-Rendering-Engine High-Performance Real-Time Forest Rendering Engine developed using Vulkan

• Terrain-Topology-Algorithms Terrain topology algorithms in Unity
• tin-terrain A command-line tool for converting heightmaps in GeoTIFF format into tiled optimized meshes.
• TerrainPrettifier A small GPU-based component designed to aid in cleaning and refining satellite/DEM based terrains directly inside Unity.
• PVTUT Procedural Virtual Texture with Unity Terrain
• terrain-erosion-3-ways Three Ways of Generating Terrain with Erosion Features
• Webgl-Erosion Erosion simulation in Web Browser
• TerraForge3D Cross Platform Professional Procedural Terrain Generation & Texturing Tool
• Terrain-Decorator lightweight terrain tool for unity3d
• ProceduralTerrain Procedural voxel terrain generation in Unity
• Terrain3D An editable terrain system for Godot 4, written in C++

• volsample Research on sampling methods for real-time volume rendering
• kode80CloudsUnity3D A realtime volumetric cloud rendering solution for Unity3D.
• clouds Volumetric Clouds plugin for Stingray
• Meteoros Real-time Cloudscape Rendering in Vulkan based on the implementation of clouds in the Decima Engine.
• Custom-Middleware Ephemeris 2 is a middleware solution for implementing a dynamic 24 hour Skydome System.
• VolumeCloud Volume cloud for Unity3D
• Clouds https://www.youtube.com/watch?v=4QOcCGI6xOU
• TerrainEngine-OpenGL renders an (almost) procedural scene, featuring a terrain with distance adaptive LOD, water surface simulation and volumetric clouds.
• realtime_clouds Experiment with generating clouds in real time on low end computer
• Marshmallow Vulkan-based implementation of clouds from Decima Engine
• volumetric-clouds Volumetric clouds in Unity
• Raymarch-Clouds Unity Iq's Clouds.
• droplet-render Volumetric cloud modeling and rendering for Blender.
• Mesh-Cloud-Rendering Reimplement Sea of Thieves's Cloud in Unity
• godot_volumetric_smoke A tiny experiment to recreate the volumetric smoke for Counter Strike 2 in Godot

• Dante83/A-Starry-Sky A Realistic Skybox for A Frame! :D
• SkyboxPanoramicShader
• SkyModels A collection of various Sky Models implemented with OpenGL compute shaders suitable for real-time rendering.
• sun-sky Various sun/sky models, convolution of theta/gamma-parameterised models
• nvjob-sky-shader-simple-and-fast #NVJOB Dynamic Sky. Sky Shaders. Free Unity Asset.
• sun-sky Various sun/sky models, convolution of theta/gamma-parameterised models

• Unity-Raindrops raindrops shader
• RainDropEffect Rain Drop Effect2: Effective, Fast and Flexible Rain Distortion Effect for Unity
• LensRain A screen-space lens rain effect using Unity's V2 Post-processing framework.
• RainFX Natural Rain

• fire A fire effect for Unity.
• volumetric-fire Project for Computer Graphics course by Jaagup Kuhi, Siim Raudsepp and Andri Poolakese

• Iridescence
• Iridescent Shader Iridescence shader
• SoapFlow a fluid simulation of a 2D soap film

• unity-frosted-glass Test of a frosted glass material in Unity.

• UnityRayTracingGem Ray tracing gem shader for Unity

• UTC_LiquidShaderDynamic liquid shader for UE5 using Substrate material.

• Unity-Baked-Volumetrics Unity-Baked-Volumetrics A work in progress graphics solution for completely baked volumetric lighting, meant to be very lightweight and inexpensive.
• VolumetricLights Volumetric Lights for Unity
• LightShafts A light shafts (volumetric shadows) effect for Unity.
• VolumetricLighting NVIDIA Gameworks Volumetric Lighting
• VolumetricLighting ighting effects implemented for the Adam demo: volumetric fog, area lights and tube lights
• Aura Volumetric Lighting for Unity
• Vapor Volumetric Fog for Unity
• VRCLightVolumes Nextgen voxel based light probes replacement for VRChat
• Unity-URP-Volumetric-Light Adds support to render volumetric lighting for both the main and additional lights in URP. Compatible with URP render graph in Unity 6.
• unity-volumetric-fo A volumetric fog implementation in Unity

• VolumetricTracer A simple way to render soft, volumetric bullet tracers in Unity. Only needs a unit cube and a material to render and supports instancing.

• UnrealEngineSkyAtmosphere A Scalable and Production Ready Sky and Atmosphere Rendering Technique
• AtmosphericScattering Atmospheric Scattering for Unity
• precomputed_atmospheric_scattering Eric Bruneton, 2017
• Brunetons-Improved-Atmospheric-Scattering Eric Bruneton for Unity, 2017 LWRP ver(greje656)
• clear-sky-models This project implements 8 clear sky models in a common framework to compare them with each other and with a reference model and reference measurements.
• OutdoorLightScattering Outdoor Light Scattering Sample
• Scatterer Atmospheric scattering mod for KSP
• tectonics.js 3d plate tectonics in your web browser
• MinimalAtmosphere A minimal atmospheric scattering implementation for Unity
• glsl-atmosphere Renders sky colors with Rayleigh and Mie scattering.

• UEShaderBits-GDC-Pack UE4 Volumetric Fog Techniques
• SSMS Screen space multiple scattering for Unity.
• GPU-Fog-Particles Textureless fog particles using a highly customizable shader to attenuate noise values.

• VolumeTiledForwardShading 👍 Volume Tiled Forward Shading. This technique is based on Tiled and Clustered Forward Shading (Olsson, 2012)
• Cluster Clustered shading implementation with bgfx
• HybridRenderingEngine Clustered Forward/Deferred renderer with Physically Based Shading, Image Based Lighting and a whole lot of OpenGL.
• ClusteredShadingAndroid and IntelForwardClusteredShading Clustered shading on Android sample
• clustered_forward_demo Ola Olsson.
• Cluster Clustered shading implementation with bgfx
• ClusteredShadingConservative DirectX 12 light culling technique featured in GPU Pro 7
• lightindexed-deferredrender Light Indexed Deferred Rendering - Before there was Forward+ and Clustered deferred rendering there was Light Indexed Deferred Rendering (ShaderX7)
• Vulkan-Forward-Plus-Renderer Forward+ renderer in Vulkan using Compute Shader. An Upenn CIS565 final project.
• nTiled nTiled - forward and deferred openGL renderer with support for Tiled Shading, Clustered Shading and Hashed Shading
• DeferredTexturing A rendering sample that demonstrates bindless deferred texturing using D3D12
• SweetTexelShading Texel-Shading (experimental!) with Unity's ScriptableRenderPipeline
• real-time-seamless-object-space-shading Eurographics 2024 Short Paper "Real-time Seamless Object Space Shading"

• Physical-Camera Unity Component that can describes a physical camera's attributes.
• pbc Physically based camera
• Cat-Physically-Based-Camera a physically based camera component for Unity

• HexBokehBlur Hexagonal Bokeh Blur
• BokehDepthOfField Implementing Different Algorithms to mimic Bokeh Depth Of Field: A Physical Camera Effect created due to Focal Length, Aperture size, shape
• VVDoFDemo

• PhysicallyBasedLensFlare Lens flare
• LightLeaksUnity Light Leaks Image Effects for Unity
• hdreffects High dynamic range rendering, with lens flare approximation and bloom
• LensFlares Simple GPU Occlusion for Lens Flares
• UnityOcclusionLensFlare A Lens Flare effect for Unity that doesn't require Physics.

• OpenShadingLanguage Advanced shading language for production GI renderers
• glTF-SDK glTF-SDK is a Software Development Kit for glTF
• cgltf Single-file glTF 2.0 loader and writer written in C99
• fx-gltf A C++14/C++17 header-only library for simple, efficient, and robust serialization/deserialization of glTF 2.0
• gltf-pipeline Content pipeline tools for optimizing glTF assets
• glTFast Efficient glTF 3D import / export package for Unity
• fastgltf A blazing fast C++17 glTF library powered by SIMD.
• SharpGLTF glTF reader and writer for .NET Standard
• USD Universal Scene Description http://www.openusd.org
• MaterialX MaterialX is an open standard for transfer of rich material and look-development content between applications and renderers.
• MDL NVIDIA Material Definition Language SDK
• OpenMeshEffect OpenFX Mesh Effect API - A plug-in API for cross-software procedural mesh effects

• DanbaidongRP ToonRenderPipeline Unity6 RayTracing
• NPR_Lab Test some NPR in Unity.
• UnityChanToonShader Unity Toon Shader ( an experimental package )
• URP_Toon A Toon Shader in Unity Universal Render Pipeline
• lilToon Feature-rich shaders for avatars
• MooaToon The Ultimate Solution for Cinematic Toon Rendering in UE5 mooatoon.com
• JTRP JTRP : Unity HDRP ToonShading Render Pipeline (Preview)
• UnityURPToonLitShaderExample A very simple toon lit shader example, for you to learn writing custom lit shader in Unity URP
• FernRPExample This project is the implementation of FernRP Package, Include NPR/PBR.
• kamakura-shaders NPR for Unity with a bunch of features and adjustable parameters in a user-friendly interface.
• MToon Toon Shader with Unity Global Illumination
• PoiyomiToonShader A feature rich toon shader for unity and VR Chat
• toon-rp A Scriptable Render Pipeline (SRP) designed for toon/stylized visuals. Features custom lighting pipeline, multiple shadow algorithms, tiled lighting, Shader Graph support, and more.
• LiliumToonGraph UniversalRP Toon Shader with ShaderGraph
• UNITY-Arc-system-Works-Shader Shader created to emulate the design style of Arc System Works games such as Guilty Gear and Dragon Ball FighterZ. Created using Amplify Shader Editor.
• Blender-miHoYo-Shaders Shaders for Blender attempting to replicate the shading of games developed by miHoYo. These shaders are especially for datamined assets, not custom-made ones nor the MMD variants.
• URP_StylizedLitShader Madumpa's URP Stylized Lit Shader Repository
• ToonLandscape3 ToonLandscape3
• ChinesePaintingDemo Demo of Chinese Painting Shader
• WaterColorFilter WaterColorFilter for Unity

• LowpolyOcean low polygon water effect working in Unity
• Lowpoly-Water-Unity Low poly water with edge/shore blend. Similar to the awesome water in Monument Valley.
• FlatShader A very simple shader which performs flatshading without the need for duplicating vertices when building the geometry.

• Magicavoxel http://ephtracy.github.io/
• UE4VoxelTerrain Unreal Engine 4: Smooth voxel terrian
• VoxelPlugin Voxel plugin for Unreal Engine
• voxelizer Header only mesh voxelizer in c99
• gpu-physics-unity A GPU Accelerated Voxel Physics Solver for Unity
• Field3D A library for storing voxel data on disk and in memory.
• magicavoxel-shaders Shaders for MagicaVoxel to simplify common and repetitive tasks.
• UnityVOXFileImport A tool to import a .vox file for Unity's GameObject and Prefab
• Terasology open source voxel world http://terasology.org
• VoxelSpace errain rendering algorithm in less than 20 lines of code
• unity-voxel Mesh voxelization for Unity.
• tsdf-fusion Fuse multiple depth frames into a TSDF voxel volume.
• Marching-Cubes-Terrain Marching Cubes terrain implementation in Unity using the Job System and the Burst compiler
• smoothvoxels
• goxel Goxel: Free and Open Source 3D Voxel Editor

• uRaymarching Raymarching Shader Generator in Unity
• unity-ray-marching Ray Marching Sandbox
• unity-volume-rendering Volume rendering by object space raymarching for Unity.
• Texture3DPreview-for-Unity This package enables interactive previews of Texture3D assets in Unity's Inspector window.
• UnityVolumeRendering A volume renderer, made in Unity3D. See slides from presentation here: https://speakerdeck.com/mlavik1/volume-rendering-in-unity3d
• unity-ray-marching Ray marching for rendering 3D noise and textures in Unity 3D
• UE4_VolumeRaymarching Plugin for UE4 to perform volume raycasting

• PCL A standalone, large scale, open project for 2D/3D image and point cloud processing.
• Pcx Point cloud importer & renderer for Unity
• compute_rasterizer Rendering Point Clouds with Compute Shaders
• potree WebGL point cloud viewer for large datasets
• point2mesh Reconstruct Watertight Meshes from Point Clouds [SIGGRAPH 2020]
• point-cloud-utils An easy-to-use Python library for processing and manipulating 3D point clouds and meshes.

• OpenVDB Sparse volume data structure and tools. OpenVDBForUnity
• unreal-vdb thilamb forked This repo is a non-official Unreal plugin that can read OpenVDB and NanoVDB files in Unreal.
• unity-nanovdb-renderer A proof of concept renderer for NanoVDB in Unity 6
• openvkl Intel® Open Volume Kernel Library (Intel® Open VKL) is a collection of high-performance volume computation kernels

• sseculling

• kPortals A pre-calculated Portal visibility system for Unity.
• CornerCulling Fast and Maximally Accurate Occlusion Culling

• pipeline nvpro-pipeline is a research rendering pipeline
• IndirectOcclusionCulling Indirect Occlusion Culling
• melt Automatic conservative mesh occluder generation by box filling
• EveryCulling This library integrates multiple culling methods into one library.

• bounding-mesh Implementation of the bounding mesh and bounding convex decomposition algorithms for single-sided mesh approximation

• MaskedOcclusionCulling Example code for the research paper "Masked Software Occlusion Culling"; implements an efficient alternative to the hierarchical depth buffer algorithm.
• snapdragon-oc Snapdragon™ Occlusion Culling (SDOC)
• intel_occlusion_cull Intel's Software Occlusion Culling demo with my modifications
• Image-Space-Occlusion-Culling-Engine Image Space Occlusion Culling Engine optimized to perform occlusion culling in CPU.
• Janua Open Source occlusion culling engine for 3D Scenes
• OcclusionCulling software (CPU) based approach to occllusion culling using multi-threading and SIMD instructions to improve performance.
• rasterizer This project is a state-of-the-art software occlusion culling system.
• vigilant-system
• Horus-Unity-Occlusion-Culling Occlusion culling for Unity

• Hierarchical-Z-Buffer

• Indirect-Rendering-With-Compute-Shaders Compute shader: Frustum culling,Occlusion culling with HierarchicalZBuffer
• gpu_occlusion_culling_vk GPU occlusion culling using compute shader with Vulkan
• niagara A Vulkan renderer written from scratch on stream

• Unity-GPU-Based-Occlusion-Culling

• IMP billboard imposter baking for Unity
• URPIMP IMP ported to URP
• ImpostorBaker UE4 Plugin for generating Impostors for static meshes

• Planet-LOD Planet Rendering: Adaptive Spherical Level of Detail based on Triangle Subdivision

• HLODSystem HLOD system

• meshlete Chop 3D objects to meshlets
• gl_vk_meshlet_cadscene This OpenGL/Vulkan sample illustrates the use of "mesh shaders" for rendering CAD models.

• HashDAG Interactively Modifying Compressed Sparse Voxel Representations
• aabo Axis Aligned Bounding Octahedron
• Transvoxel-XNA Transvoxel implementation in C# for XNA

• large_cbt Concurrent Binary Trees for Large-Scale Game Components, at Siggraph 2024

• i-octree [ICRA2024] Implementation of A Fast, Lightweight, and Dynamic Octree for Proximity Search
• UnityOctree A dynamic, loose octree implementation for Unity written in C#
• NativeTrees Burst compatible Octree and Quadtree for Unity
• NativeQuadtree A Quadtree Native Collection for Unity DOTS
• ECS-Octree Unity ECS based octree.