# Rerun vs viser

## Key differences

- Rerun has 4.1× as many GitHub stars as viser (11.7K vs 2.8K).
- Rerun had more development activity over the last 12 months: 3,250 commits vs 153.
- Rerun is downloaded 1.6× as often on PyPI (497.5K vs 320K per week).
- Both are released under the Apache-2.0 license.
- Rerun is written primarily in Rust, viser in Python.

| | Rerun | viser |
|---|---|---|
| Description | An SDK for logging computer vision and robotics data paired with a visualizer for exploring that data over time. | Web-based 3D visualization library for computer vision and robotics, with GUI building blocks. |
| GitHub stars | 11,674 | 2,842 |
| Commits (12 months) | 3,250 | 153 |
| Contributors | 191 | 50 |
| License | Apache-2.0 | Apache-2.0 |
| Language | Rust | Python |
| Status | Active | Active |
| Install | `pip install rerun-sdk`, `cargo add rerun` | `pip install viser` |

Source: https://awesomedataviz.com/compare/rerun-vs-viser/ · Data updated 2026-11-01 · Content: CC BY 4.0, Awesome Dataviz (https://awesomedataviz.com).