Alternatives and similar repositories for geometry

Users that are interested in geometry are comparing it to the libraries listed below

• boostorg / graph
  Boost.org graph module
  ☆367Updated this week
• nushoin / RTree
  N-dimensional RTree implementation in C++
  ☆427Updated 8 months ago
• ArashPartow / wykobi
  Wykobi C++ Computational Geometry Library https://www.wykobi.com
  ☆183Updated last year
• kleunen / boost_geometry_correct
  Advanced correct for boost geometry polygons
  ☆35Updated 3 years ago
• libspatialindex / libspatialindex
  C++ implementation of R*-tree, an MVR-tree and a TPR-tree with C API
  ☆767Updated 2 weeks ago
• mapbox / geometry.hpp
  C++ geometry types
  ☆100Updated last year
• delfrrr / delaunator-cpp
  A really fast C++ library for Delaunay triangulation of 2D points
  ☆577Updated last year
• qhull / qhull
  Qhull development for www.qhull.org -- Qhull 2020.2 (8.1-alpha1) at https://github.com/qhull/qhull/wiki
  ☆800Updated 3 months ago
• genbattle / dkm
  A generic C++11 k-means clustering implementation
  ☆215Updated 7 months ago
• libgeos / geos
  Geometry Engine, Open Source
  ☆1,408Updated last week
• blitzpp / blitz
  Blitz++ Multi-Dimensional Array Library for C++
  ☆418Updated last year
• abellgithub / delaunator-cpp
  A really fast C++ library for Delaunay triangulation of 2D points
  ☆197Updated 7 months ago
• boostorg / math
  Boost.org math module
  ☆346Updated this week
• boostorg / gil
  Boost.GIL - Generic Image Library | Requires C++14 since Boost 1.80
  ☆192Updated this week
• mapbox / variant
  C++11/C++14 Variant
  ☆378Updated 2 years ago
• OSGeo / shapelib
  Official repository of shapelib
  ☆150Updated 2 months ago
• pvigier / Quadtree
  A simple and modern C++ quadtree implementation
  ☆250Updated last year
• sadaszewski / concaveman-cpp
  C++ port of mapbox's JS concaveman, with a Python wrapper
  ☆173Updated 2 years ago
• mapbox / spatial-algorithms
  Spatial algorithms library for geometry.hpp
  ☆37Updated 5 years ago
• osmcode / libosmium
  Fast and flexible C++ library for working with OpenStreetMap data.
  ☆519Updated last week
• nvmd / libkdtree
  libkdtree++ is an STL-like C++ template container implementation of k-dimensional space sorting, using a kd-tree. It sports a theoretical…
  ☆73Updated 2 months ago
• jhasse / poly2tri
  2D constrained Delaunay triangulation library
  ☆502Updated last year
• wjakob / tbb
  Intel TBB with CMake build system
  ☆390Updated 5 months ago
• libigl / eigen
  This is a mirror of the latest stable version of Eigen.
  ☆224Updated 8 years ago
• mapbox / geojson-cpp
  A C++14 library for converting GeoJSON into geometry.hpp representation
  ☆70Updated 2 years ago
• mapbox / earcut.hpp
  Fast, header-only polygon triangulation
  ☆946Updated 2 months ago
• timsort / cpp-TimSort
  A C++ implementation of timsort
  ☆312Updated last year
• boostorg / multiprecision
  Boost.Multiprecision
  ☆240Updated this week
• mapbox / protozero
  Minimalist protocol buffer decoder and encoder in C++
  ☆361Updated last month
• skramm / homog2d
  C++ 2D geometry library, handles points, lines, polylines, planar transformations (and other primitives), using homogeneous coordinates. …
  ☆136Updated 2 weeks ago