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Junyi42/monst3r

Official Implementation of paper "MonST3R: A Simple Approach for Estimating Geometry in the Presence of Motion" observed · 2026-08-28

github.com/Junyi42/monst3r · homepage · Python · NOASSERTION (other) observed · 2026-08-28

Health v2 · maintenance only

36/100

  • Activity 27
  • Release rhythm 40
  • Longevity 49

Flags: no_license

How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.

  • gap_med: 9
  • age_days: 695
  • days_rel: 672
  • days_push: 443
  • n_releases_24m: 2

Full methodology

Adoption not part of the score

1386 stars · 85 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

MonST3R is the official PyTorch implementation of an ICLR 2025 paper that estimates per-timestep geometry (pointmaps) from dynamic videos in a feed-forward manner. It produces time-varying dynamic point clouds with per-frame camera poses and intrinsics, enabling downstream tasks like video depth estimation and dynamic/static scene segmentation.

Use cases

  • estimate 3d geometry from dynamic videos with moving objects
  • recover per-frame camera poses and intrinsics from video
  • generate time-varying dynamic point clouds from footage
  • estimate video depth for scenes with motion
  • segment dynamic versus static parts of a scene
  • visualize 4d reconstructions of dynamic scenes interactively
  • run real-time feed-forward 3d reconstruction from video

When to choose

  • you need geometry estimation from videos containing moving or deforming objects
  • you want a feed-forward alternative to multi-stage depth-and-flow pipelines
  • you need camera pose and depth outputs from monocular video for research
  • you want to reproduce or build on the MonST3R paper's results

When to avoid

  • you only need static-scene 3D reconstruction, where the original DUSt3R may suffice
  • you need a production-ready application with a polished UI rather than research code
  • you lack a GPU or cannot set up CUDA/conda environments
  • you need a permissive license for commercial use, since the license is non-standard

Facets

library · maturity active

computer-vision machine-learning deep-learning image-processing data-visualization computer-vision machine-learning deep-learning artificial-intelligence graphics python cross-platform 3d-reconstruction point-cloud camera-pose-estimation depth-estimation dynamic-scenes video dust3r research-code 4d-visualization iclr-2025 linux gpu

2 sources

Member repositories

RepositoryRoleHealth v2
Junyi42/monst3rmain36

For agents

markdown · JSON · MCP: product_card(name="Junyi42/monst3r")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem