⚡️ Lightning AI

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25 repositories

LitLogger
Public
A minimal Python logger that tracks everything you try when building AI - metrics, prompts, models, etc, so you can see what changed and why.
logging metrics-visualization experiment-manager experiment-tracking
Python
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Apache License 2.0
•4•12•0•3•Updated Jan 21, 2026Jan 21, 2026
pytorch-lightning
Public
Pretrain, finetune ANY AI model of ANY size on 1 or 10,000+ GPUs with zero code changes.
python data-science machine-learning ai deep-learning pytorch artificial-intelligence
Python
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Apache License 2.0
•3.7k•31k•825•104•Updated Jan 20, 2026Jan 20, 2026
litgpt
Public
20+ high-performance LLMs with recipes to pretrain, finetune and deploy at scale.
ai deep-learning artificial-intelligence large-language-models llm llms llm-inference
Python
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Apache License 2.0
•1.4k•13k•239•12•Updated Jan 20, 2026Jan 20, 2026
utilities
Public
Common Python utilities and GitHub Actions in Lightning Ecosystem
ci-cd developer-tools github-actions
Python
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Apache License 2.0
•25•62•1•3•Updated Jan 20, 2026Jan 20, 2026
lightning-thunder
Public
PyTorch compiler that accelerates training and inference. Get built-in optimizations for performance, memory, parallelism, and easily write your own.
Python
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Apache License 2.0
•109•1.4k•417•61•Updated Jan 19, 2026Jan 19, 2026
litAI
Public
LLM router + minimal agent framework in one. Call any LLM API with OpenAI format. Unified billing, tools, retries, fallback, logging. Build agents and AI apps in pure Python. Full control. Zero magic.
api ai chatbot openai agents llm openai-proxy
Python
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Apache License 2.0
•10•35•1•0•Updated Jan 15, 2026Jan 15, 2026
litData
Public
Speed up model training by fixing data loading.
Python
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Apache License 2.0
•86•572•37•7•Updated Jan 14, 2026Jan 14, 2026
torchmetrics
Public
Machine learning metrics for distributed, scalable PyTorch applications.
python data-science machine-learning deep-learning metrics pytorch analyses
Python
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Apache License 2.0
•472•2.4k•86•39•Updated Jan 9, 2026Jan 9, 2026
LitModels
Public
Save, load, host, and share AI model checkpoints without slowing down training. Host on Lightning AI or your own cloud with enterprise-grade access controls.
model sharing checkpoint fine-tuning
Python
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Apache License 2.0
•8•41•2•6•Updated Jan 9, 2026Jan 9, 2026
LitServe
Public
A minimal Python framework for building custom AI inference servers with full control over logic, batching, and scaling.
api web ai deep-learning rest-api artificial-intelligence developer-tools serving fastapi
Python
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Apache License 2.0
•268•3.8k•22•2•Updated Jan 7, 2026Jan 7, 2026
tutorials
Public archive
Collection of Pytorch lightning tutorial form as rich scripts automatically transformed to ipython notebooks.
machine-learning lightning deep-learning jupyter-notebook tutorials notebooks python-scripts
Python
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Apache License 2.0
•81•319•12•3•Updated Aug 4, 2025Aug 4, 2025
lightning-Habana
Public archive
Lightning support for Intel Habana accelerators.
python machine-learning deep-learning pytorch
Python
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Apache License 2.0
•8•27•1•8•Updated Aug 1, 2025Aug 1, 2025
litperf
Public
Lightweight performance tracker for Python code - zero overhead when disabled.
Python
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Apache License 2.0
•1•5•0•0•Updated Jul 26, 2025Jul 26, 2025
probot
Public archive
TypeScript
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ISC License
•13•9•0•4•Updated Jul 22, 2025Jul 22, 2025
lit-llama
Public
Implementation of the LLaMA language model based on nanoGPT. Supports flash attention, Int8 and GPTQ 4bit quantization, LoRA and LLaMA-Adapter fine-tuning, pre-training. Apache 2.0-licensed.
Python
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Apache License 2.0
•525•6.1k•100•7•Updated Jul 1, 2025Jul 1, 2025
forked-pdb
Public
Python pdb for multiple processes
Python
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Apache License 2.0
•9•76•0•0•Updated May 24, 2025May 24, 2025
hello-studio
Public
Starter projects for Lightning Studios
Python
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Apache License 2.0
•2•4•0•0•Updated May 18, 2025May 18, 2025
ecosystem-ci
Public archive
Automate issue discovery for your projects against Lightning nightly and releases.
python lightweight deep-learning integration-testing ci-cd compatibility-testing
Python
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Apache License 2.0
•16•46•6•8•Updated May 6, 2025May 6, 2025
dl-fundamentals
Public archive
Deep Learning Fundamentals -- Code material and exercises
python machine-learning ai deep-learning pytorch
Jupyter Notebook
•209•398•3•0•Updated Feb 28, 2024Feb 28, 2024
lightning-Graphcore
Public archive
Python
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Apache License 2.0
•4•9•2•6•Updated Feb 1, 2024Feb 1, 2024
.github
Public
0•0•0•0•Updated Dec 24, 2023Dec 24, 2023
Lightning-multinode-templates
Public
Multinode templates for Pytorch Lightning
Python
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Apache License 2.0
•1•7•1•0•Updated Nov 26, 2023Nov 26, 2023
deep-learning-project-template
Public archive
Pytorch Lightning code guideline for conferences
Python
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Apache License 2.0
•275•1.3k•11•3•Updated Sep 20, 2023Sep 20, 2023
lm-evaluation-harness
Public archive
A framework for few-shot evaluation of autoregressive language models.
Python
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MIT License
•3k•3•0•0•Updated Jun 5, 2023Jun 5, 2023
engineering-class
Public archive
Lightning Bits: Engineering for Researchers repo
Python
•18•134•0•0•Updated Aug 29, 2022Aug 29, 2022