A collection of algorithms and data structures

[CVPR 2025 Best Paper Award] VGGT: Visual Geometry Grounded Transformer

COLMAP - Structure-from-Motion and Multi-View Stereo

Skia is a complete 2D graphic library for drawing Text, Geometries, and Images. See documentation for contribution instructions.

open Multiple View Geometry library. Basis for 3D computer vision and Structure from Motion.

The public CGAL repository, see the README below

LibreCAD is a cross-platform 2D CAD program written in C++17. It can read DXF/DWG files and can write DXF/PDF/SVG files. It supports point/line/circle/ellipse/parabola/spline primitives. The user interface is highly customizable, and has dozens of translations.

Console-based GLSL Sandbox for 2D/3D shaders

Simple MPL-2.0-licensed C++ geometry processing library.

A browser-based 3D CAD application for online model design and editing

⛱ Broadly scoped ecosystem & mono-repository of 214 TypeScript projects (and ~185 examples) for general purpose, functional, data driven development

Python library for loading and using triangular meshes.

A BVH implementation to speed up raycasting and enable spatial queries against three.js meshes.

Constraint-based geometry sketcher for blender

The official repository for ROOT: analyzing, storing and visualizing big data, scientifically

Computational geometry and spatial indexing on the sphere

Open source IFC library and geometry engine

[CVPR'25 Oral] MoGe: Unlocking Accurate Monocular Geometry Estimation for Open-Domain Images with Optimal Training Supervision

C++ implementation of Lie Groups using Eigen.

🍂🗺️ The most powerful leaflet plugin for drawing and editing geometry layers

Polygon Clipping, Offsetting & Triangulation in C++, C# and Delphi

Renderer for 3D Tiles in Javascript using three.js, Babylon.js, and r3f

The JTS Topology Suite is a Java library for creating and manipulating vector geometry.

The ultimate Geometry Dash modding framework

Real-time PathTracing with global illumination and progressive rendering, all on top of the Three.js WebGL framework. Click here for Live Demo: https://erichlof.github.io/THREE.js-PathTracing-Renderer/Geometry_Showcase.html

Annotated geo-json geometry files for the world

A brief introduction to the quaternions and its applications in 3D geometry.

Geometry Processing Library for Python

📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.

Code Repository for CVPR 2023 Paper "PanoHead: Geometry-Aware 3D Full-Head Synthesis in 360 degree"