# FiftyOne

> Tool for visualizing, curating and evaluating computer vision datasets and models.

- Category: [Machine learning visualization tools](https://awesomedataviz.com/categories/machine-learning/)
- Website: https://fiftyone.ai
- Repository: https://github.com/voxel51/fiftyone
- License: Apache-2.0
- Language: TypeScript
- Status: Active (commits in the last 90 days)
- GitHub stars: 11,143
- Commits in the last 12 months: 8,917
- Contributors: 170
- Last commit: Oct 3, 2026
- Latest release: v1.22.1 (Sep 29, 2026)
- Install (PyPI): `pip install fiftyone`, 31.1K downloads per week
- Topics: Machine learning & AI visualization

## Overview

FiftyOne is an open-source ML visualization tool released under the Apache-2.0 license. Its GitHub repository has 11,143 stars, 833 forks, and 170 contributors. It is actively developed with 8,917 commits in the last 12 months. The latest release, v1.22.1, was published on Sep 29, 2026. On PyPI it is downloaded about 31.1K times per week.

## Alternatives

- [Netron](https://awesomedataviz.com/tools/netron/): Viewer for neural network, deep learning and machine learning models. (33.5K stars)
- [PlotNeuralNet](https://awesomedataviz.com/tools/plotneuralnet/): LaTeX code for drawing neural network architecture diagrams. (25K stars)
- [Opik](https://awesomedataviz.com/tools/opik/): Formerly CometLLM. Debug, evaluate, and monitor LLM applications with tracing and dashboards. (22.4K stars)
- [Phoenix](https://awesomedataviz.com/tools/phoenix/): ML observability in a notebook with UMAP visualizations (11.7K stars)
- [Visdom](https://awesomedataviz.com/tools/visdom/): Tool for real-time visualization and monitoring of live data such as ML experiments. (10.3K stars)
- [BertViz](https://awesomedataviz.com/tools/bertviz/): Visualize attention in Transformer language models such as BERT and GPT-2. (8.2K stars)

## Comparisons

- [FiftyOne vs Netron](https://awesomedataviz.com/compare/fiftyone-vs-netron/)
- [FiftyOne vs PlotNeuralNet](https://awesomedataviz.com/compare/fiftyone-vs-plotneuralnet/)
- [FiftyOne vs Opik](https://awesomedataviz.com/compare/fiftyone-vs-opik/)
- [FiftyOne vs Phoenix](https://awesomedataviz.com/compare/fiftyone-vs-phoenix/)

Source: https://awesomedataviz.com/tools/fiftyone/ · Data updated 2026-10-04 · Content: CC BY 4.0, Awesome Dataviz (https://awesomedataviz.com).