1.FreeCAD / FreeCAD
Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.
- freecad
- engineering
- opencascade
- architecture
- cad
- bim
- +10 more
+4,567 stars
from 30,527 · score 8.43
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
1–100 of 159 by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.aseprite / aseprite
Animated sprite editor & pixel art tool (Windows, macOS, Linux)
+4,035 stars
from 36,600 · score 8.30
+3,453 stars
from 18,151 · score 8.15
4.doitsujin / dxvk
Vulkan-based implementation of D3D8, 9, 10 and 11 for Linux / Wine
+1,516 stars
from 16,906 · score 7.32
5.openscad / openscad
OpenSCAD - The Programmers Solid 3D CAD Modeller
- 3d-models
- dxf-files
- openscad
- 3d-graphics
- 3d-printing
- c-plus-plus
- +9 more
+1,287 stars
from 9,297 · score 7.16
6.NVIDIA / cutlass
CUDA Templates and Python DSLs for High-Performance Linear Algebra
- cuda
- deep-learning
- deep-learning-library
- cpp
- nvidia
- gpu
- +1 more
+1,087 stars
from 9,605 · score 6.99
7.AaronFeng753 / 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.
- waifu2x
- anime4k
- super-resolution
- video-enlarger
- image-enlarger
- ncnn
- +14 more
+852 stars
from 16,329 · score 6.75
8.google / filament
Filament is a real-time physically based rendering engine for Android, iOS, Windows, Linux, macOS, WebGPU, and WebGL2
- pbr
- graphics
- 3d-graphics
- real-time
- android
- opengl
- +7 more
+762 stars
from 19,926 · score 6.64
9.LibreCAD / LibreCAD
LibreCAD is a cross-platform 2D CAD program. It can read DXF/DWG, and write DXF/DWG/PDF/SVG files. It supports point/line/circle/ellipse/parabola/hyperbola/spline primitives. The GUI is highly customizable, and has dozens of translations.
+761 stars
from 5,790 · score 6.64
10.deepseek-ai / FlashMLA
FlashMLA: Efficient Multi-head Latent Attention Kernels
+716 stars
from 12,532 · score 6.58
11.bkaradzic / bgfx
Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.
+703 stars
from 16,905 · score 6.56
12.f3d-app / f3d
Fast and minimalist 3D viewer.
- stl-viewer
- gltf-viewer
- vtk
- 3d-viewer
- raytracing
- physically-based-rendering
- +13 more
+687 stars
from 4,301 · score 6.53
13.isl-org / Open3D
Open3D: A Modern Library for 3D Data Processing
- mesh-processing
- computer-graphics
- opengl
- cpp
- python
- reconstruction
- +14 more
+673 stars
from 13,499 · score 6.51
14.harfbuzz / harfbuzz
HarfBuzz text shaping engine
- opentype
- fonts
- c-plus-plus
- c
- unicode
- text-shaping
- +5 more
+608 stars
from 5,585 · score 6.41
15.NVIDIA / nccl
Optimized primitives for collective multi-GPU communication
- communications
- cpp
- cuda
- deep-learning
- gpu
- nvidia
+546 stars
from 4,661 · score 6.30
16.taichi-dev / taichi
Productive, portable, and performant GPU programming in Python.
- taichi
- differentiable-programming
- gpu-programming
- sparse-computation
- gpu
- computer-graphics
+419 stars
from 28,035 · score 6.04
17.google / skia
Skia is a complete 2D graphic library for drawing Text, Geometries, and Images. See documentation for contribution instructions.
+419 stars
from 10,597 · score 6.04
18.libjxl / libjxl
JPEG XL image format reference implementation
- image-compression
- encoder
- decoder
- codec
- lossless-compression-algorithm
- lossy-compression
- +10 more
+385 stars
from 3,442 · score 5.96
19.projectM-visualizer / projectm
projectM - Cross-platform Music Visualization Library. Open-source and Milkdrop-compatible.
- music-visualizer
- visualizer
- library
- music
- milkdrop
+378 stars
from 4,187 · score 5.94
20.thorvg / thorvg
A production-ready C++ vector graphics engine supporting SVG and Lottie formats, featuring advanced rendering backends such as WebGPU for high-performance graphics.
- animation
- 2d-graphics
- embedded
- graphics-library
- lottie-animation
- lottie
- +9 more
+371 stars
from 1,531 · score 5.92
21.ConfettiFX / The-Forge
The Forge Cross-Platform Framework PC Windows, Steamdeck (native), Ray Tracing, macOS / iOS, Android, XBOX, PS4, PS5, Switch, Quest 2
+312 stars
from 5,496 · score 5.75
22.Slicer / Slicer
Multi-platform, free open source software for visualization and image computing.
- medical-imaging
- vtk
- itk
- python
- qt
- image-processing
- +14 more
+273 stars
from 2,430 · score 5.61
23.TeamHypersomnia / Hypersomnia
Multiplayer top-down shooter made from scratch in C++. Web version: https://play.hypersomnia.io Made in 🇵🇱
- game
- free-software
- top-down-shooter
- shooter-game
- 2d-game
- cpp
- +14 more
+196 stars
from 1,521 · score 5.28
24.GameFoundry / B3DFramework
Modern C++ library for the development of real-time graphical applications
+183 stars
from 1,762 · score 5.21
25.axmolengine / axmol
Open-source C++ game engine with Lua for 2D and 3D games across mobile, desktop, WebAssembly, and Xbox (UWP).
- game-engine
- opengl
- metal
- cocos2d-x
- axmol
- uwp
- +11 more
+164 stars
from 1,339 · score 5.11
+150 stars
from 3,667 · score 5.02
27.google / angle
A conformant OpenGL ES implementation for Windows, Mac, Linux, iOS and Android.
+144 stars
from 3,967 · score 4.98
+142 stars
from 3,128 · score 4.96
29.openframeworks / openFrameworks
openFrameworks is a community-developed cross platform toolkit for creative coding in C++.
- openframeworks
- osx
- windows
- linux
- raspberry-pi
- android
- +9 more
+137 stars
from 10,321 · score 4.93
30.KhronosGroup / glslang
Khronos-reference front end for GLSL/ESSL, partial front end for HLSL, and a SPIR-V generator.
+122 stars
from 3,487 · score 4.81
31.ezEngine / ezEngine
An open source C++ game engine.
- gamedev
- game-engine
- 3d-game-engine
- 3d-graphics
- c-plus-plus
+119 stars
from 1,919 · score 4.79
+116 stars
from 1,930 · score 4.76
33.AcademySoftwareFoundation / OpenImageIO
Reading, writing, and processing images in a wide variety of file formats, using a format-agnostic API, aimed at VFX applications.
- images
- image-processing
- texture
- vfx
- c-plus-plus
- c-plus-plus-11
+115 stars
from 2,277 · score 4.75
34.rism-digital / verovio
🎵 Music notation engraving library for MEI with MusicXML and Humdrum support and various toolkits (JavaScript, Python)
+115 stars
from 854 · score 4.75
+113 stars
from 3,113 · score 4.74
36.OctoMap / octomap
An Efficient Probabilistic 3D Mapping Framework Based on Octrees. Contains the main OctoMap library, the viewer octovis, and dynamicEDT3D.
+113 stars
from 2,287 · score 4.74
37.mosra / magnum
Lightweight and modular C++11 graphics middleware for games and data visualization
+100 stars
from 5,131 · score 4.62
38.armory3d / armory
3D Engine with Blender Integration
+96 stars
from 3,266 · score 4.57
39.ddnet / ddnet
DDraceNetwork, a free cooperative platformer game
+95 stars
from 765 · score 4.56
40.KomputeProject / kompute
General purpose GPU compute framework built on Vulkan to support 1000s of cross vendor graphics cards (AMD, Qualcomm, NVIDIA & friends). Blazing fast, mobile-enabled, asynchronous and optimized for advanced GPU data processing usecases. Backed by the Linux Foundation.
- vulkan
- vulkan-compute
- vulkan-example
- vulkan-tutorial
- vulkan-demos
- vulkan-compute-tutorial
- +10 more
+93 stars
from 2,490 · score 4.54
41.charles-lunarg / vk-bootstrap
Vulkan Bootstrapping Iibrary
+93 stars
from 1,208 · score 4.54
42.brenocq / implot3d
Immediate Mode 3D Plotting
+93 stars
from 1,184 · score 4.54
43.pioneerspacesim / pioneer
A game of lonely space adventure
- game
- space
- simulation
- simulator
- exploration
- elite
- +5 more
+86 stars
from 1,846 · score 4.47
44.JekSun97 / gdTree3D
🌳 Plugin for procedural generation of 3D trees of varying complexity for Godot Engine.
+86 stars
from 299 · score 4.47
45.LukasBanana / LLGL
Low Level Graphics Library (LLGL) is a thin abstraction layer for the modern graphics APIs OpenGL, Direct3D, Vulkan, and Metal
+83 stars
from 2,566 · score 4.43
46.koide3 / fast_gicp
A collection of GICP-based fast point cloud registration algorithms
+78 stars
from 1,626 · score 4.37
47.microsoft / DirectXTK
The DirectX Tool Kit (aka DirectXTK) is a collection of helper classes for writing DirectX 11.x code in C++
+77 stars
from 2,791 · score 4.36
48.koide3 / hdl_graph_slam
3D LIDAR-based Graph SLAM
- ros
- slam
- lidar
- velodyne
- hdl-graph-slam
- point-cloud
- +1 more
+74 stars
from 2,269 · score 4.32
49.vczh-libraries / GacUI
Native C++ UI library, cross-platform, MVVM and data binding, XML description, multi-language, core/renderer cross-process separation, etc
+71 stars
from 2,632 · score 4.28
50.aui-framework / aui
Declarative UI toolkit for modern C++20
+71 stars
from 536 · score 4.28
51.openscenegraph / OpenSceneGraph
OpenSceneGraph git repository
+67 stars
from 3,562 · score 4.22
52.nmwsharp / polyscope
A C++ & Python viewer for 3D data like meshes and point clouds
+67 stars
from 2,158 · score 4.22
53.arx / ArxLibertatis
Cross-platform port of Arx Fatalis, a first-person role-playing game
+67 stars
from 1,048 · score 4.22
54.microsoft / DirectXMath
DirectXMath is an all inline SIMD C++ linear algebra library for use in games and graphics apps
+62 stars
from 1,754 · score 4.14
55.EQMG / Acid
A high speed C++17 Vulkan game engine
- game-engine
- vulkan
- vulkan-game-engine
- renderer
- graphics-library
- 3d-engine
- +8 more
+61 stars
from 1,970 · score 4.13
56.teeworlds / teeworlds
A retro multiplayer shooter
- teeworlds
- game
- multiplayer
- c
- c-plus-plus
- windows
- +4 more
+57 stars
from 2,597 · score 4.06
57.jameshball / osci-render
〰📺🔊 Synthesiser audio plugin for making music by drawing objects on an oscilloscope using audio.
+55 stars
from 683 · score 4.03
58.stevenlovegrove / Pangolin
Pangolin is a lightweight portable rapid development library for managing OpenGL display / interaction and abstracting video input.
+51 stars
from 2,705 · score 3.95
59.SteveMacenski / spatio_temporal_voxel_layer
A new voxel layer leveraging modern 3D graphics tools to modernize navigation environmental representations
+51 stars
from 826 · score 3.95
60.ankitdhall / lidar_camera_calibration
ROS package to find a rigid-body transformation between a LiDAR and a camera for "LiDAR-Camera Calibration using 3D-3D Point correspondences"
+49 stars
from 1,727 · score 3.91
61.cinder / Cinder
Cinder is a community-developed, free and open source library for professional-quality creative coding in C++.
+48 stars
from 5,497 · score 3.89
62.DTolm / VkFFT
Vulkan/CUDA/HIP/OpenCL/Level Zero/Metal Fast Fourier Transform library
+48 stars
from 1,739 · score 3.89
63.nCine / nCine
A cross-platform 2D game engine
- cpp11
- game-engine
- game-engine-2d
- game-development
- opengl
- real-time
- +13 more
+47 stars
from 1,298 · score 3.87
64.webgpu-native / webgpu-headers
webgpu.h - C version of the JS API, for both native and Wasm. A multi-vendor standard between Dawn/Emdawnwebgpu and wgpu-native. Designed primarily for binding into higher-level languages.
+46 stars
from 550 · score 3.85
65.Open-KO / KnightOnline
OpenKO is an open source version of the old school Knight Online MMORPG. Specifically designed for version 1.298.
+46 stars
from 332 · score 3.85
66.mitsuba-renderer / nanogui
Minimalistic C++/Python GUI library for OpenGL, GLES2/3, Metal, and WebAssembly/WebGL
+44 stars
from 1,776 · score 3.81
67.GPSnoopy / RayTracingInVulkan
Implementation of Peter Shirley's Ray Tracing In One Weekend book using Vulkan and NVIDIA's RTX extension.
+44 stars
from 1,475 · score 3.81
68.eliemichel / WebGPU-Cpp
A single-file zero-overhead C++ idiomatic wrapper for WebGPU native
+44 stars
from 478 · score 3.81
69.yvt / openspades
Compatible client of Ace of Spades 0.75
+43 stars
from 1,207 · score 3.78
70.SimpleITK / SimpleITK
SimpleITK: a layer built on top of the Insight Toolkit (ITK), intended to simplify and facilitate ITK's use in rapid prototyping, education and interpreted languages.
- simpleitk
- c-plus-plus
- swig
- registration
- python
- image-analysis
- +9 more
+43 stars
from 1,052 · score 3.78
71.arrayfire / arrayfire
ArrayFire: a general purpose GPU library.
+41 stars
from 4,867 · score 3.74
72.Devsh-Graphics-Programming / Nabla
Vulkan, OptiX and CUDA Interoperation Modular Rendering Library and Framework for PC/Linux/Android
- vulkan
- raytracing
- graphics-engine
- graphics-library
- optix
- optix-denoiser
- +12 more
+41 stars
from 681 · score 3.74
73.NVIDIA / MatX
An efficient C++20 GPU numerical computing library with Python-like syntax
+40 stars
from 1,412 · score 3.71
74.norlab-ulaval / libpointmatcher
An Iterative Closest Point (ICP) library for 2D and 3D mapping in Robotics
+39 stars
from 1,803 · score 3.69
75.ethz-asl / lidar_align
A simple method for finding the extrinsic calibration between a 3D lidar and a 6-dof pose sensor
+39 stars
from 1,023 · score 3.69
76.ermig1979 / Simd
C++ image processing and machine learning library with using of SIMD: SSE, AVX, AVX-512, AMX for x86/x64, NEON, SVE for ARM, HVX for Hexagon
- simd
- avx
- neon
- image-processing
- c-plus-plus
- simd-library
- +11 more
+36 stars
from 2,239 · score 3.61
77.ros-perception / image_pipeline
An image processing pipeline for ROS.
- ros
- c-plus-plus
- python
- image-processing
+35 stars
from 938 · score 3.58
78.SaschaWillems / Vulkan-glTF-PBR
Physical based rendering with Vulkan using glTF 2.0 models
- vulkan
- pbr
- gltf
- gltf2
+34 stars
from 1,166 · score 3.56
79.xelatihy / yocto-gl
Yocto/GL: Tiny C++ Libraries for Data-Driven Physically-based Graphics
- path-tracer
- gltf
- graphics
- physically-based-rendering
- computer-graphics
- rendering
- +4 more
+33 stars
from 2,899 · score 3.53
80.hyye / lio-mapping
Implementation of Tightly Coupled 3D Lidar Inertial Odometry and Mapping (LIO-mapping)
- sensor-fusion
- slam
- mapping
- icra2019
+33 stars
from 1,001 · score 3.53
81.ros-perception / pointcloud_to_laserscan
Converts a 3D Point Cloud into a 2D laser scan.
+33 stars
from 573 · score 3.53
82.Rangi42 / tilemap-studio
A tilemap editor for Game Boy, Color, Advance, DS, and SNES projects. Written in C++ with FLTK.
- tilemap
- tilemap-editor
- game-development
- gameboy
- gameboy-color
- gameboy-advance
- +10 more
+33 stars
from 507 · score 3.53
83.amerkoleci / Vortice.Vulkan
Cross platform .NET bindings for Vulkan, VMA, SPIRV-Cross and shaderc
- vulkan
- netstandard
- csharp
- dotnet
- dotnet-core
- dotnetcore
- +5 more
+30 stars
from 376 · score 3.43
84.tunabrain / tungsten
High performance physically based renderer in C++11
+26 stars
from 1,819 · score 3.30
85.neka-nat / cupoch
Robotics with GPU computing
+26 stars
from 1,039 · score 3.30
86.eyalroz / cuda-api-wrappers
Thin, unified, C++-flavored wrappers for the CUDA APIs
+23 stars
from 883 · score 3.18
+23 stars
from 757 · score 3.18
88.horde3d / Horde3D
Horde3D is a small 3D rendering and animation engine. It is written in an effort to create an engine being as lightweight and conceptually clean as possible.
- 3d-graphics
- rendering-engine
+22 stars
from 1,571 · score 3.14
89.boostorg / compute
A C++ GPU Computing Library for OpenCL
- opencl
- boost
- c-plus-plus
- cpp
- compute
- gpu
- +3 more
+21 stars
from 1,645 · score 3.09
90.KhronosGroup / VK-GL-CTS
Khronos Vulkan, OpenGL, and OpenGL ES Conformance Tests
+21 stars
from 619 · score 3.09
91.harfang3d / harfang3d
HARFANG 3D source code public repository
+19 stars
from 643 · score 3.00
92.koide3 / interactive_slam
Interactive Map Correction for 3D Graph SLAM
+18 stars
from 953 · score 2.94
93.powervr-graphics / Native_SDK
C++ cross-platform 3D graphics SDK. Includes demos & helper code (resource loading etc.) to speed up development of Vulkan, OpenGL ES 2.0 & 3.x applications
+18 stars
from 763 · score 2.94
94.stotko / stdgpu
stdgpu: Efficient STL-like Data Structures on the GPU
- gpu
- gpu-computing
- gpu-acceleration
- gpgpu
- data-structures
- stl
- +10 more
+17 stars
from 1,257 · score 2.89
95.NVIDIA / thrustArchived
[ARCHIVED] The C++ parallel algorithms library. See https://github.com/NVIDIA/cccl
+16 stars
from 4,978 · score 2.83
96.MIT-SPARK / Kimera-Semantics
Real-Time 3D Semantic Reconstruction from 2D data
- semantic-segmentation
- volumetric-reconstruction
- 3d-reconstruction
- robotics
- mapping
- reconstruction
- +7 more
+16 stars
from 740 · score 2.83
97.avaneev / avir
High-quality pro HDR image resizing / scaling C++ library, including a very fast, precise, SIMD Lanczos resizer (header-only C++)
- image-resizer
- image-upsizing
- image-scaling
- resizer-image
- resize-images
- image-resolution
- +10 more
+16 stars
from 487 · score 2.83
98.inducer / meshpy
2D/3D simplicial mesh generator interface for Python (Triangle, TetGen, gmsh)
- python
- mesh-generation
- scientific-computing
- triangle
- tetgen
- wrapper
- +1 more
+15 stars
from 575 · score 2.77
99.gongminmin / KlayGE
KlayGE is a cross-platform open source game engine with plugin-based architecture.
- graphics
- game-engine
- cross-platform
- engine3d
- opengl
- opengles
- +5 more
+14 stars
from 2,160 · score 2.71
100.kripken / BananaBread
BananaBread is a C++ 3D game engine that runs on the web using JavaScript+WebGL+HTML
+13 stars
from 1,436 · score 2.64