Top 213 geometry open source projects

Explore the relationships between convex regular-faced polyhedra.

Math.NET Spatial

The course notes for Stanford's CS231A course on computer vision

Geo-Toolkit for PHP.

Scientific Python Geometric Algorithms Library

The public CGAL repository, see the README below

Ifc viewer for client applications.

C++ library and set of utilities for input, output, and basic manipulation of 3D triangle meshes

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

2D Geometry for Unity. Suited for everyday polygon hassle. Polygon clipping, polygon winding direction, polygon area, polygon centroid, centroid of multiple polygons, line intersection, point-line distance, segment intersection, polygon-point containment, polygon triangulation, polygon Voronoi diagram, polygon offset, polygon outline, polygon buffer, polygon union, polygon substraction, polygon boolean operations, and more. It is a polygon fest.

n-dimensional RRT, RRT* (RRT-Star)

📏 cheapruler in Go: fast geodesic measurements

Matlab geometry toolbox for 2D/3D geometric computing

Demo implementation of smoothly filling holes in 3D meshes using surface fairing

Set of experiments and extensions to THREE.js.

2D/3D geometry package for Elm

Spatial and Geographic Data with PostGIS and Doctrine.

G+Smo (pronounced gismo or gizmo) is a C++ library for isogeometric analysis (IGA). Geometry plus simulation modules aims at the seamless integration of Computer-aided Design (CAD) and Finite Element Analysis (FEA).

XbimGeometry contains the CLR interop libraries and the c++ engine used to compute the 3D geometry of models.

"A collection of functional programming libraries that can be composed together. Unlike a framework, thi.ng is a suite of instruments and you (the user) must be the composer of. Geared towards versatility, not any specific type of music." — @loganpowell via Twitter

Core packages of the COMPAS framework.

Home of LoycCore, the LES language of Loyc trees, the Enhanced C# parser, the LeMP macro preprocessor, and the LLLPG parser generator.

A voxel library for real-time applications.

CityEngine is a 3D city modeling software for urban design, visual effects, and VR/AR production. With its C++ SDK you can create plugins and standalone apps capable to execute CityEngine CGA procedural modeling rules.

A tool to construct and explore polyhedra.

2D polyline library for offsetting, combining, etc.

A formalization of geometry in Coq based on Tarski's axiom system

The TiGL Geometry Library to process aircraft geometries in pre-design.

An SVG rendering library.

Aardvark is an open-source platform for visual computing, real-time graphics and visualization. This repository is the basis for most platform libraries and provides basic functionality such as data-structures, math and much more.

A general library for geometry operations of union, intersections, difference, and xor

A Julia package for calculus with convex sets

Polylidar3D - Fast polygon extraction from 3D Data

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

A collection of algorithms and data structures

HGeometry

Computational geometry and spatial indexing on the sphere

Manifold geometry with fast automatic derivatives and coordinate frame semantics checking

Utilities for creating generative artwork with Clojure

Python library for loading and using triangular meshes.

Polygonal mesh processing.

GraphicalDebugging extension for Visual Studio

A pipeline for handling the SOP to SVG pipeline. This is especially handy for using procedurally generated geometry for paths to be cut or plotted.

The Complete Street Rule for ArcGIS CityEngine is a scenario oriented design tool intended to enable users to quickly create procedurally generated multimodal streets.

Practical volume computation and sampling in high dimensions

A QuadTree Example for JavaScript (with p5.js)

S2 geometry library in Go

A library for Directional Field Synthesis, Design, and Processing.

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

Drag functionality for Leaflet vector layers

vangav open source - backend; a backend generator (generates more than 90% of the code needed for big scale backend services)

Lightweight and modular math toolbox

Go library for Boolean operations on 2D polygons.

Geo-related tools PHP 5.4+ library built atop Geocoder and React libraries

Scientific Python toolbox for large scale tight-binding and electronic structure calculations (DFT and NEGF analysis)

Geometry Processing Library for Python

Mathematics library focused on geometry for Multiplatform Kotlin 1.3

Indonesia Postal Code & Area (BPS)

Python GDS layout and CAD geometry creation

A small VEX raytracer for SideFX Houdini with photon mapping global illumination and full recursive reflections and refractions