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@Lightning-AI

⚡️ Lightning AI

Turn ideas into AI, Lightning fast. Creators of PyTorch Lightning, Lightning AI Studio, TorchMetrics, Fabric, Lit-GPT, Lit-LLaMA
README.md

Welcome to Lightning AI ⚡

The all-in-one platform for AI development. Code together. Prototype. Train. Scale. Serve. From your browser - with zero setup. From the creators of PyTorch Lightning.

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  1. pytorch-lightning pytorch-lightning Public

    Pretrain, finetune ANY AI model of ANY size on 1 or 10,000+ GPUs with zero code changes.

    Python 31.4k 3.8k

  2. torchmetrics torchmetrics Public

    Machine learning metrics for distributed, scalable PyTorch applications.

    Python 2.5k 544

  3. litgpt litgpt Public

    20+ high-performance LLMs with recipes to pretrain, finetune and deploy at scale.

    Python 13.7k 1.5k

  4. LitServe LitServe Public

    A minimal Python framework for building custom AI inference servers with full control over logic, batching, and scaling.

    Python 3.9k 310

  5. litData litData Public

    Speed up model training by fixing data loading.

    Python 616 111

  6. lightning-thunder lightning-thunder Public

    PyTorch compiler that accelerates training and inference. Get built-in optimizations for performance, memory, parallelism, and easily write your own.

    Python 1.5k 121

Repositories

Showing 10 of 30 repositories
  • sdk Public

    SDK and CLI for lightning.ai platform. Develop and train AI with ease.

    Lightning-AI/sdk's past year of commit activity
    Python 12 Apache-2.0 3 3 15 Updated Oct 9, 2026
  • LitServe Public

    A minimal Python framework for building custom AI inference servers with full control over logic, batching, and scaling.

    Lightning-AI/LitServe's past year of commit activity
    Python 3,946 Apache-2.0 310 31 (8 issues need help) 28 Updated Oct 8, 2026
  • skills Public
    Lightning-AI/skills's past year of commit activity
    Python 9 Apache-2.0 0 0 3 Updated Oct 8, 2026
  • torchmetrics Public

    Machine learning metrics for distributed, scalable PyTorch applications.

    Lightning-AI/torchmetrics's past year of commit activity
    Python 2,475 Apache-2.0 544 125 (42 issues need help) 121 Updated Oct 7, 2026
  • pytorch-lightning Public

    Pretrain, finetune ANY AI model of ANY size on 1 or 10,000+ GPUs with zero code changes.

    Lightning-AI/pytorch-lightning's past year of commit activity
    Python 31,393 Apache-2.0 3,818 844 (122 issues need help) 270 Updated Oct 7, 2026
  • litgpt Public

    20+ high-performance LLMs with recipes to pretrain, finetune and deploy at scale.

    Lightning-AI/litgpt's past year of commit activity
    Python 13,696 Apache-2.0 1,516 246 (52 issues need help) 65 Updated Oct 7, 2026
  • litData Public

    Speed up model training by fixing data loading.

    Lightning-AI/litData's past year of commit activity
    Python 616 Apache-2.0 111 39 (20 issues need help) 9 Updated Oct 7, 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.

    Lightning-AI/LitModels's past year of commit activity
    Python 40 Apache-2.0 9 1 (1 issue needs help) 11 Updated Oct 6, 2026
  • utilities Public

    Common Python utilities and GitHub Actions in Lightning Ecosystem

    Lightning-AI/utilities's past year of commit activity
    Python 63 Apache-2.0 23 1 (1 issue needs help) 14 Updated Oct 5, 2026
  • lightning-thunder Public

    PyTorch compiler that accelerates training and inference. Get built-in optimizations for performance, memory, parallelism, and easily write your own.

    Lightning-AI/lightning-thunder's past year of commit activity
    Python 1,475 Apache-2.0 121 420 (8 issues need help) 82 Updated Oct 5, 2026
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