Tools for visualizing machine learning work: training metrics and experiment tracking, model debugging, embeddings, and traces of LLM applications. Most are Python packages that log from training or inference code to a local or hosted dashboard.

By GitHub stars, the most popular ML visualization tools here are Netron (33.5K stars), PlotNeuralNet (25K stars), and Opik (22.4K stars). 8 of 15 had commits in the last 90 days.

Machine learning visualization tools, ranked by GitHub stars
1 Netron

Viewer for neural network, deep learning and machine learning models.

33.5K 926 MIT
2 PlotNeuralNet Inactive

LaTeX code for drawing neural network architecture diagrams.

25K 0 MIT
3 Opik

Formerly CometLLM. Debug, evaluate, and monitor LLM applications with tracing and dashboards.

22.4K 4,323 Apache-2.0
4 Phoenix

ML observability in a notebook with UMAP visualizations

11.7K 3,725 Elastic-2.0
5 FiftyOne

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

11.1K 8,917 Apache-2.0
6 Visdom

Tool for real-time visualization and monitoring of live data such as ML experiments.

10.3K 548 Apache-2.0
7 BertViz

Visualize attention in Transformer language models such as BERT and GPT-2.

8.2K 1 Apache-2.0
8 TensorBoard

TensorFlow's visualization toolkit for metrics, model graphs, embeddings and more.

7.2K 40 Apache-2.0
9 Aim

Experiment tracker with a UI to explore and compare ML runs and metrics.

6.3K 1 Apache-2.0
10 Embedding Atlas

Interactive visualization of large embeddings with search, filtering and density views, by Apple.

5K 134 MIT
11 Yellowbrick Inactive

Visual analysis and diagnostic tools for machine learning model selection with scikit-learn.

4.4K 0 Apache-2.0
12 LIT Inactive

Learning Interpretability Tool: interactive visual analysis of ML model behavior, by Google PAIR.

3.7K 0 Apache-2.0
13 TensorWatch

Debugging and visualization tool for data science and machine learning

3.5K 6 MIT
14 dtreeviz

Decision tree visualization and model interpretation library for Python.

3.2K 18 MIT
15 Comet

An MLOps platform for tracking, visualizing, and debugging your machine learning workflows from training straight through to production.

175 38 MIT

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Frequently asked questions

What is the most popular ML visualization tool?

By GitHub stars, Netron is the most popular, with 33.5K stars, followed by PlotNeuralNet (25K) and Opik (22.4K).

Which ML visualization tools are actively maintained?

12 of the 15 tools listed had commits in the last 12 months, including Netron, Opik, Phoenix, FiftyOne, and Visdom. Each tool page shows monthly commit activity.

Are these ML visualization tools free and open source?

14 of the 15 tools listed use an OSI-approved open-source license; the others are source-available, free to use, or use a custom license, so check each tool page. The most common license here is Apache-2.0.

Missing a tool? Add it with a one-line pull request to the README.