Robotics: Science and Systems XXII

Viser: Imperative, Web-based 3D Visualization for Python

Brent Yi, Chung Min Kim, Justin Kerr, Gina Wu, Rebecca Feng, Anthony Zhang, Jonas Kulhanek, Hongsuk Choi, Yi Ma, Matthew Tancik, Angjoo Kanazawa

Abstract:

We present Viser, a toolkit for 3D visualization in robotics and computer vision. Viser aims to bring easy and extensible 3D visualization to Python: we provide comprehensive 3D scene and 2D GUI primitives, which can be used independently with minimal setup or composed to build specialized interfaces. This paper details features and key design choices—an imperative-style API and a web-based viewer—which improve compatibility with modern programming patterns. We then discuss system architecture, adoption, and limitations.

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Bibtex:

  
@INPROCEEDINGS{YiB-RSS-26, 
    AUTHOR    = {Brent Yi AND Chung Min Kim AND Justin Kerr AND Gina Wu AND Rebecca Feng AND Anthony Zhang AND Jonas Kulhanek AND Hongsuk Choi AND Yi Ma AND Matthew Tancik AND Angjoo Kanazawa}, 
    TITLE     = {{Viser: Imperative, Web-based 3D Visualization for Python}}, 
    BOOKTITLE = {Proceedings of Robotics: Science and Systems}, 
    YEAR      = {2026}, 
    ADDRESS   = {Sydney, Australia}, 
    MONTH     = {July}, 
    DOI       = {10.15607/RSS.2026.XXII.175} 
}