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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 30.2k 3.6k

  2. torchmetrics torchmetrics Public

    Machine learning metrics for distributed, scalable PyTorch applications.

    Python 2.3k 464

  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

    Build your own inference engine with expert control. Deploy agents, MCP servers, models, RAG, pipelines and more. No MLOps. No YAML.

    Python 3.6k 243

  5. litData litData Public

    Speed up model training by fixing data loading.

    Python 545 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 107

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 1,414 Apache-2.0 107 406 (8 issues need help) 62 Updated Oct 10, 2025
  • LitServe Public

    Build your own inference engine with expert control. Deploy agents, MCP servers, models, RAG, pipelines and more. No MLOps. No YAML.

    Lightning-AI/LitServe’s past year of commit activity
    Python 3,591 Apache-2.0 243 24 (7 issues need help) 6 Updated Oct 10, 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 12,828 Apache-2.0 1,340 227 (53 issues need help) 16 Updated Oct 10, 2025
  • torchmetrics Public

    Machine learning metrics for distributed, scalable PyTorch applications.

    Lightning-AI/torchmetrics’s past year of commit activity
    Python 2,339 Apache-2.0 464 75 (29 issues need help) 33 Updated Oct 9, 2025
  • 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 30,233 Apache-2.0 3,581 826 (133 issues need help) 101 Updated Oct 7, 2025
  • litData Public

    Speed up model training by fixing data loading.

    Lightning-AI/litData’s past year of commit activity
    Python 545 Apache-2.0 79 35 (20 issues need help) 9 Updated Oct 7, 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 34 Apache-2.0 5 2 (1 issue needs help) 1 Updated Oct 6, 2025
  • utilities Public

    Common Python utilities and GitHub Actions in Lightning Ecosystem

    Lightning-AI/utilities’s past year of commit activity
    Python 60 Apache-2.0 17 2 (1 issue needs help) 1 Updated Oct 6, 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 28 Apache-2.0 8 0 3 Updated Oct 6, 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 318 Apache-2.0 80 12 (9 issues need help) 3 Updated Aug 4, 2025
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