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222 stars written in C++
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A computationally efficient and robust LiDAR-inertial odometry (LIO) package

C++ 4,541 1,466 Updated Jan 15, 2025

FAST-LIVO2: Fast, Direct LiDAR-Inertial-Visual Odometry

C++ 3,897 693 Updated Mar 8, 2026

[CVPR 2024] Official PyTorch implementation of SuGaR: Surface-Aligned Gaussian Splatting for Efficient 3D Mesh Reconstruction and High-Quality Mesh Rendering

C++ 3,290 291 Updated Sep 24, 2024

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

C++ 2,710 1,169 Updated Aug 17, 2024

Advanced implementation of LOAM

C++ 2,383 828 Updated Oct 19, 2023

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

C++ 2,376 480 Updated Dec 4, 2025

3D LIDAR-based Graph SLAM

C++ 2,258 745 Updated Jul 16, 2024

A LiDAR odometry pipeline that just works

C++ 2,138 435 Updated Jan 5, 2026

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

C++ 1,813 502 Updated Dec 17, 2022

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

C++ 1,751 956 Updated Jun 18, 2019

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

C++ 1,567 258 Updated Sep 12, 2025

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

C++ 1,501 337 Updated Feb 12, 2026

A toolbox for target-less LiDAR-camera calibration [ROS1/ROS2]

C++ 1,371 193 Updated Jan 2, 2026

🚕 Fast and robust clustering of point clouds generated with a Velodyne sensor.

C++ 1,302 384 Updated Nov 11, 2021
C++ 1,168 193 Updated Feb 19, 2025

[IROS 2020] Targetless Calibration of LiDAR-IMU System Based on Continuous-time Batch Estimation

C++ 1,147 240 Updated May 15, 2023

Fast LOAM: Fast and Optimized Lidar Odometry And Mapping for indoor/outdoor localization IROS 2021

C++ 1,144 281 Updated Jul 30, 2024

LeGO-LOAM, LIO-SAM, LVI-SAM, FAST-LIO2, Faster-LIO, VoxelMap, R3LIVE, Point-LIO, KISS-ICP, DLO, DLIO, Ada-LIO, PV-LIO, SLAMesh, ImMesh, FAST-LIO-MULTI, M-LOAM, LOCUS, SLICT, MA-LIO, CT-ICP, GenZ-IC…

C++ 1,141 152 Updated Jan 31, 2025

IMU + X(GNSS, 6DoF Odom) Loosely-Coupled Fusion Localization based on ESKF, IEKF, UKF(UKF/SPKF, JUKF, SVD-UKF) and MAP

C++ 1,086 186 Updated Mar 28, 2025

[IEEE RA-L & ICRA'22] A lightweight and computationally-efficient frontend LiDAR odometry solution with consistent and accurate localization.

C++ 1,028 217 Updated Jun 8, 2024

Implementation of Tightly Coupled 3D Lidar Inertial Odometry and Mapping (LIO-mapping)

C++ 1,002 323 Updated Feb 13, 2020

SuMa++: Efficient LiDAR-based Semantic SLAM (Chen et al IROS 2019)

C++ 1,001 209 Updated Mar 12, 2024

Deep Patch Visual Odometry/SLAM

C++ 972 145 Updated Oct 12, 2024

[IEEE ICRA'23] A new lightweight LiDAR-inertial odometry algorithm with a novel coarse-to-fine approach in constructing continuous-time trajectories for precise motion correction.

C++ 962 229 Updated Apr 3, 2026

A simple localization framework that can re-localize in built maps based on FAST-LIO.

C++ 954 196 Updated May 20, 2023

An efficient and consistent bundle adjustment for lidar mapping

C++ 898 169 Updated Aug 19, 2024

A highly robust and accurate LiDAR-only, LiDAR-inertial odometry

C++ 897 113 Updated Feb 12, 2026

CT-ICP: Continuous-Time LiDAR Odometry

C++ 883 144 Updated Dec 5, 2022

A real-time multifunctional Lidar SLAM package.

C++ 882 93 Updated Jun 3, 2025

LiDAR-inertial SLAM: Scan Context + LIO-SAM

C++ 819 189 Updated Apr 27, 2023
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