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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 multiple GPUs, TPUs with zero code changes.

    Python 30.1k 3.6k

  2. torchmetrics torchmetrics Public

    Machine learning metrics for distributed, scalable PyTorch applications.

    Python 2.3k 457

  3. litgpt litgpt Public

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

    Python 12.8k 1.3k

  4. LitServe LitServe Public

    The easiest way to deploy agents, MCP servers, models, RAG, pipelines and more. No MLOps. No YAML.

    Python 3.6k 240

  5. litData litData Public

    Transform datasets at scale. Optimize datasets for fast AI model training.

    Python 538 79

  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 1.4k 106

Repositories

Showing 10 of 24 repositories
  • 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 1,411 Apache-2.0 106 369 (8 issues need help) 43 Updated Sep 17, 2025
  • 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.

    Lightning-AI/litAI’s past year of commit activity
    Python 26 Apache-2.0 8 0 2 Updated Sep 17, 2025
  • pytorch-lightning Public

    Pretrain, finetune ANY AI model of ANY size on multiple GPUs, TPUs with zero code changes.

    Lightning-AI/pytorch-lightning’s past year of commit activity
    Python 30,141 Apache-2.0 3,571 828 (134 issues need help) 82 Updated Sep 17, 2025
  • torchmetrics Public

    Machine learning metrics for distributed, scalable PyTorch applications.

    Lightning-AI/torchmetrics’s past year of commit activity
    Python 2,333 Apache-2.0 457 70 (25 issues need help) 18 Updated Sep 17, 2025
  • LitServe Public

    The easiest way to deploy agents, MCP servers, models, RAG, pipelines and more. No MLOps. No YAML.

    Lightning-AI/LitServe’s past year of commit activity
    Python 3,559 Apache-2.0 240 23 (6 issues need help) 1 Updated Sep 17, 2025
  • litData Public

    Transform datasets at scale. Optimize datasets for fast AI model training.

    Lightning-AI/litData’s past year of commit activity
    Python 538 Apache-2.0 79 34 (20 issues need help) 3 Updated Sep 16, 2025
  • utilities Public

    Common Python utilities and GitHub Actions in Lightning Ecosystem

    Lightning-AI/utilities’s past year of commit activity
    Python 59 Apache-2.0 17 2 (1 issue needs help) 0 Updated Sep 16, 2025
  • 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 12,753 Apache-2.0 1,325 227 (53 issues need help) 11 Updated Sep 13, 2025
  • 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 33 Apache-2.0 5 2 (1 issue needs help) 1 Updated Sep 12, 2025
  • tutorials Public archive

    Collection of Pytorch lightning tutorial form as rich scripts automatically transformed to ipython notebooks.

    Lightning-AI/tutorials’s past year of commit activity
    Python 319 Apache-2.0 80 12 (9 issues need help) 3 Updated Aug 4, 2025
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