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30 stars written in C++
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COLMAP - Structure-from-Motion and Multi-View Stereo

C++ 11,407 1,967 Updated Apr 10, 2026

Cartographer is a system that provides real-time simultaneous localization and mapping (SLAM) in 2D and 3D across multiple platforms and sensor configurations.

C++ 7,823 2,329 Updated Jan 5, 2024

A C++ & Python viewer for 3D data like meshes and point clouds

C++ 2,156 232 Updated Apr 6, 2026

A lightweight, easy-to-use, and efficient library for processing and rendering 3D data (C++ & Python)

C++ 1,609 274 Updated Mar 30, 2026

A repository of modern C++ patterns curated by the community.

C++ 1,454 223 Updated Aug 15, 2022

A generic programming header only C++ library for processing polygonal and polyhedral meshes

C++ 1,090 114 Updated Mar 19, 2026

Polygonal Surface Reconstruction from Point Clouds (C++ & Python)

C++ 817 126 Updated Apr 16, 2025

Robust Tetrahedral Meshing in the Wild.

C++ 702 106 Updated Apr 27, 2023

🕸️ A Python interface to CGAL's meshing tools

C++ 663 66 Updated Jul 22, 2024

A command-line tool for converting heightmaps in GeoTIFF format into tiled optimized meshes.

C++ 608 132 Updated Mar 8, 2023

2D constrained Delaunay triangulation library

C++ 512 96 Updated Jan 24, 2026

Converts a raw digitized polygon mesh to a clean mesh where all the occurrences of a specific set of "defects" are corrected. Holes, self-intersections, degenerate and non-manifold elements are all…

C++ 451 75 Updated Mar 2, 2023

Python Wrapper for MeshFix: easily repair holes in surface meshes

C++ 382 33 Updated Apr 6, 2026

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

C++ 192 35 Updated Feb 19, 2024

Toolkit for Meshing in the Wild

C++ 183 21 Updated Apr 10, 2026

Reconstruction of LoD2 3D city models for urban flow simulations

C++ 164 28 Updated Apr 6, 2026

3D city model viewer for Mac

C++ 116 16 Updated Sep 10, 2024

MOVED TO GITLAB: https://gitlab.com/sfcgal/SFCGAL. A wrapper around CGAL that intents to implement 2D and 3D operations on OGC standards models

C++ 113 52 Updated Mar 25, 2024

C++ Library for CityGML Parsing and Visualization

C++ 106 59 Updated Nov 25, 2025

Validation of 3D primitives according to the international standard ISO19107

C++ 102 25 Updated Mar 30, 2026

C++ software development toolkit for highly interactive virtual reality applications

C++ 79 38 Updated Jun 17, 2019

Combinatorial and Geometric modeling with Generic N-dimensional Maps

C++ 49 20 Updated Jun 14, 2019

Point-based Individual Tree Delineation from 3D LiDAR Point Cloud Data.

C++ 45 10 Updated Mar 12, 2026

PSSNet: Planarity-sensible Semantic Segmentation of Large-scale Urban Meshes

C++ 45 10 Updated Jun 9, 2025

Python bindings to the mapbox earcut C++ library.

C++ 40 11 Updated Nov 16, 2025

robust geometric predicates

C++ 38 11 Updated Oct 26, 2020

Automatic repair for 3D city models framework

C++ 9 Updated Dec 4, 2024
C++ 5 3 Updated Sep 4, 2023

Calculates the spatial coherence of an input LAS file. Outputs a GeoTIFF with values representing time between first and last point entry in cell.

C++ 1 1 Updated Aug 17, 2021