rmurai0610/MASt3R-SLAM

[CVPR 2025] MASt3R-SLAM: Real-Time Dense SLAM with 3D Reconstruction Priors

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Summary Information

Updated 1 hour ago
Added to GitGenius on September 21st, 2026
Created on February 24th, 2025
Open Issues & Pull Requests: 68 (+0)
GitHub issues: Enabled
Number of forks: 379
Total Stargazers: 3,191 (+0)
Total Subscribers: 29 (+0)

Repository Insights (GitGenius)

Median issue/PR response: 13.2 hours
Mean response time: 16.4 days
90th percentile: 34.1 days
Tracked items: 94

How this project is maintained

100% of open issues come from outside the core team, so the backlog reflects real-world use rather than internal planning. Three people close 61% of everything that gets resolved.

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Issue Activity (beta)

Open issues: 56
New in 7 days: 0
Closed in 7 days: 0
Avg open age: 425 days
Stale 30+ days: 56
Stale 90+ days: 55

Recent activity

Opened in 7 days: 0
Closed in 7 days: 0
Comments in 7 days: 0
Events in 7 days: 0

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Detailed Description

MASt3R-SLAM is a real-time dense simultaneous localization and mapping system that integrates 3D reconstruction priors into the SLAM pipeline.

The system addresses the challenge of maintaining accurate dense 3D reconstruction while performing real-time localization and mapping. It achieves this by leveraging 3D reconstruction priors within its SLAM framework, allowing it to produce both precise camera pose estimates and high-quality dense scene reconstructions simultaneously. This integration of reconstruction knowledge into the SLAM process enables the system to handle complex scenes more robustly than traditional approaches that treat localization and reconstruction as separate problems.

Developers working on robotics applications, autonomous systems, or computer vision projects requiring real-time dense mapping should consider this tool. It is particularly suited for scenarios where both accurate camera tracking and detailed 3D scene understanding are critical requirements. The system targets applications that need to operate in real-time while maintaining reconstruction quality, making it relevant for robotic navigation, augmented reality, and 3D scene understanding tasks.

The project shows active development with regular commits and engagement on its associated materials. The codebase is written in Python, making it accessible to researchers and practitioners in the computer vision community. The work has been published at a major conference, indicating peer-reviewed validation of its approach and results.