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Top 23 Python Jax Projects
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transformers
🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.
Project mention: Run Big LLMs on Small GPUs: A Hands-On Guide to 4-bit Quantization and QLoRA | dev.to | 2025-11-27Hugging Face Transformers: https://github.com/huggingface/transformers
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Keras 3 multi-backend
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jax
Composable transformations of Python+NumPy programs: differentiate, vectorize, JIT to GPU/TPU, and more
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diffusers
🤗 Diffusers: State-of-the-art diffusion models for image, video, and audio generation in PyTorch.
Project mention: 2025 Complete Guide: Qwen-Image-Layered - Revolutionary AI Image Layer Decomposition Technology | dev.to | 2025-12-19# Step 1: Install required packages pip install transformers>=4.51.3 pip install git+https://github.com/huggingface/diffusers pip install python-pptx torch pillow # Step 2: Verify CUDA availability (for GPU users) python -c "import torch; print(torch.cuda.is_available())"
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d2l-en
Interactive deep learning book with multi-framework code, math, and discussions. Adopted at 500 universities from 70 countries including Stanford, MIT, Harvard, and Cambridge.
- Project mention: A ranked list of machine learning Python libraries. Updated weekly | news.ycombinator.com | 2025-01-31
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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wandb
The AI developer platform. Use Weights & Biases to train and fine-tune models, and manage models from experimentation to production.
Project mention: Best Practices for Ensuring AI Agent Performance and Reliability | dev.to | 2025-07-22Use tools like Weights & Biases, Labelbox, or Maxim’s data engine to version your datasets, track changes, and continuously add new edge cases and user feedback.
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einops
Flexible and powerful tensor operations for readable and reliable code (for pytorch, jax, TF and others)
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Good read! I am developing PINNs at work and this certainly helped me recall important concepts. This post used deepxde library [2] to compose the PINN. Can anyone comment on how NVIDIA's modulus [2] compares to this? Modulus appears to be much more verbose and poorly documented.
[1]: https://github.com/lululxvi/deepxde
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TransformerEngine
A library for accelerating Transformer models on NVIDIA GPUs, including using 8-bit and 4-bit floating point (FP8 and FP4) precision on Hopper, Ada and Blackwell GPUs, to provide better performance with lower memory utilization in both training and inference.
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pennylane
PennyLane is a cross-platform Python library for quantum computing, quantum machine learning, and quantum chemistry. Built by researchers, for research.
Project mention: Python library for quantum computing, quantum ML, and quantum chemistry | news.ycombinator.com | 2025-11-05 -
foolbox
A Python toolbox to create adversarial examples that fool neural networks in PyTorch, TensorFlow, and JAX
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equinox
Elegant easy-to-use neural networks + scientific computing in JAX. https://docs.kidger.site/equinox/
Project mention: An Introduction to Neural Ordinary Differential Equations [pdf] | news.ycombinator.com | 2025-01-11 -
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numpyro
Probabilistic programming with NumPy powered by JAX for autograd and JIT compilation to GPU/TPU/CPU.
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EasyLM
Large language models (LLMs) made easy, EasyLM is a one stop solution for pre-training, finetuning, evaluating and serving LLMs in JAX/Flax.
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NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).
Python Jax discussion
Python Jax related posts
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ML API Styles
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"Why don't you use dependent types?"
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Bringing NumPy's type-completeness score to nearly 90% – Pyrefly
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Defeating Nondeterminism in LLM Inference
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Axlearn: Extensible Deep Learning Library
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Show HN: Localscope–Limit scope of Python functions for reproducible execution
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AXLearn: Apple's Deep Learning library built on top of Jax
- A note from our sponsor - SaaSHub www.saashub.com | 22 Dec 2025
Index
What are some of the best open-source Jax projects in Python? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | transformers | 154,054 |
| 2 | Keras | 63,648 |
| 3 | jax | 34,358 |
| 4 | diffusers | 32,137 |
| 5 | d2l-en | 27,350 |
| 6 | best-of-ml-python | 22,954 |
| 7 | ivy | 14,227 |
| 8 | wandb | 10,649 |
| 9 | einops | 9,324 |
| 10 | datasets | 4,518 |
| 11 | scenic | 3,733 |
| 12 | deepxde | 3,695 |
| 13 | dm-haiku | 3,146 |
| 14 | TransformerEngine | 3,011 |
| 15 | pennylane | 2,927 |
| 16 | foolbox | 2,903 |
| 17 | thinc | 2,882 |
| 18 | equinox | 2,720 |
| 19 | mctx | 2,573 |
| 20 | numpyro | 2,569 |
| 21 | dreamerv3 | 2,563 |
| 22 | EasyLM | 2,498 |
| 23 | axlearn | 2,303 |
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