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177 stars written in C++
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Collection of various algorithms in mathematics, machine learning, computer science and physics implemented in C++ for educational purposes.

C++ 34,146 7,787 Updated Oct 11, 2025

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

C++ 11,573 1,987 Updated Apr 29, 2026

Point Cloud Library (PCL)

C++ 10,970 4,692 Updated Apr 28, 2026

ORB-SLAM3: An Accurate Open-Source Library for Visual, Visual-Inertial and Multi-Map SLAM

C++ 8,565 3,065 Updated Jul 24, 2024

A Robust and Versatile Monocular Visual-Inertial State Estimator

C++ 5,878 2,217 Updated Aug 14, 2024

The public CGAL repository, see the README below

C++ 5,872 1,573 Updated Apr 28, 2026

The Kalibr visual-inertial calibration toolbox

C++ 5,406 1,555 Updated Mar 30, 2024

LIO-SAM: Tightly-coupled Lidar Inertial Odometry via Smoothing and Mapping

C++ 4,714 1,486 Updated Feb 14, 2025

A computationally efficient and robust LiDAR-inertial odometry (LIO) package

C++ 4,610 1,508 Updated Jan 15, 2025

An optimization-based multi-sensor state estimator

C++ 4,501 1,582 Updated May 23, 2024

open Multi-View Stereo reconstruction library

C++ 3,964 967 Updated Apr 29, 2026

A flexible, high-performance 3D simulator for Embodied AI research.

C++ 3,645 529 Updated Feb 24, 2026

g2o: A General Framework for Graph Optimization

C++ 3,430 1,150 Updated Apr 27, 2026

《C++ Primer》第五版中文版习题答案

C++ 2,918 795 Updated Mar 16, 2024

An open source platform for visual-inertial navigation research.

C++ 2,865 844 Updated Nov 30, 2025

A Modular and Multi-Modal Mapping Framework

C++ 2,837 746 Updated May 31, 2024

LeGO-LOAM: Lightweight and Ground-Optimized Lidar Odometry and Mapping on Variable Terrain

C++ 2,723 1,171 Updated Aug 17, 2024

A Robust, Real-time, RGB-colored, LiDAR-Inertial-Visual tightly-coupled state Estimation and mapping package

C++ 2,392 483 Updated Dec 4, 2025

[DEPRECATED] GLOMAP - Global Structured-from-Motion Revisited

C++ 2,309 180 Updated Jan 30, 2026

An Efficient Probabilistic 3D Mapping Framework Based on Octrees. Contains the main OctoMap library, the viewer octovis, and dynamicEDT3D.

C++ 2,294 700 Updated Feb 8, 2026

3D LIDAR-based Graph SLAM

C++ 2,271 746 Updated Jul 16, 2024

C++11/14/17/20 Concurrency Demystified: From Core Principles to Thread-Safe Code

C++ 2,195 346 Updated Dec 25, 2024

Visual Inertial Odometry with SLAM capabilities and 3D Mesh generation.

C++ 1,851 467 Updated Mar 1, 2025

LVI-SAM: Tightly-coupled Lidar-Visual-Inertial Odometry via Smoothing and Mapping

C++ 1,822 506 Updated Dec 17, 2022

Laser Odometry and Mapping (Loam) is a realtime method for state estimation and mapping using a 3D lidar.

C++ 1,756 957 Updated Jun 18, 2019

A collection of GICP-based fast point cloud registration algorithms

C++ 1,633 369 Updated Apr 24, 2025

A library for flexible voxel-based mapping, mainly focusing on truncated and Euclidean signed distance fields.

C++ 1,618 386 Updated Jul 1, 2024

A Fast and Tightly-coupled Sparse-Direct LiDAR-Inertial-Visual Odometry (LIVO).

C++ 1,582 263 Updated Sep 12, 2025

Faster-LIO: Lightweight Tightly Coupled Lidar-inertial Odometry using Parallel Sparse Incremental Voxels

C++ 1,519 342 Updated Feb 12, 2026
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