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Ultralytics

Democratizing Vision AI
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At Ultralytics, we are dedicated to creating the best artificial intelligence models in the world. Our open source works here on GitHub offer cutting-edge solutions for a wide range of AI tasks, including object detection, tracking, instance segmentation, semantic segmentation, image classification, and pose estimation 🚀.

We welcome contributions from the global community 🌍 and are always eager to hear from users with feature requests and bug reports. If you're looking for state-of-the-art AI models that are fast, accurate, and easy to use, Ultralytics is the place to be. For commercial deployments, explore our enterprise licensing options.

Join us on our mission to push the boundaries of AI and make it accessible to everyone! 💡🌟


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  1. ultralytics ultralytics Public

    Ultralytics YOLO27, YOLO26, YOLO11, YOLOv8 — object detection, instance segmentation, semantic segmentation, image classification, pose estimation, object tracking

    Python 63k 11.9k

  2. yolov5 yolov5 Public

    Ultralytics YOLOv5 in PyTorch for object detection, instance segmentation, classification, training, and export.

    Python 58.2k 17.4k

  3. yolov3 yolov3 Public

    PyTorch implementation of YOLOv3, YOLOv3-SPP, and YOLOv3-tiny for real-time object detection with training, validation, inference, and multi-format export.

    Python 10.6k 3.4k

  4. notebooks notebooks Public

    Ultralytics YOLO tutorials for Colab, Kaggle, and SageMaker covering training, inference, export, and vision tasks.

    Jupyter Notebook 246 57

  5. yolo-ios-app yolo-ios-app Public template

    Ultralytics YOLO iOS app and Swift package for real-time Core ML inference across major computer vision tasks.

    Swift 527 103

  6. yolo-flutter-app yolo-flutter-app Public

    Official Ultralytics YOLO Flutter plugin for real-time inference on Android and iOS across major vision tasks.

    Dart 508 175

Repositories

Showing 10 of 57 repositories
  • lite Public

    A fast, local workspace for Claude Code, Codex, Gemini CLI, Kimi Code, Qwen Code, DeepSeek, OpenRouter, and your shell.

    ultralytics/lite's past year of commit activity
    TypeScript 36 AGPL-3.0 7 3 1 Updated Oct 30, 2026
  • ultralytics Public

    Ultralytics YOLO27, YOLO26, YOLO11, YOLOv8 — object detection, instance segmentation, semantic segmentation, image classification, pose estimation, object tracking

    ultralytics/ultralytics's past year of commit activity
    Python 62,973 AGPL-3.0 11,933 49 54 Updated Oct 29, 2026
  • docs Public

    Ultralytics model comparison docs and automated QA for websites, links, spelling, sitemaps, and image sizes.

    ultralytics/docs's past year of commit activity
    Python 130 AGPL-3.0 14 0 0 Updated Oct 29, 2026
  • handbook Public

    Ultralytics company handbook covering our mission, values, onboarding, people, policies, security, and operations.

    ultralytics/handbook's past year of commit activity
    83 AGPL-3.0 32 0 1 Updated Oct 29, 2026
  • skills Public

    Agent skills for Ultralytics YOLO, covering models, datasets, training, tuning, inference, tracking, and export.

    ultralytics/skills's past year of commit activity
    33 AGPL-3.0 0 2 0 Updated Oct 29, 2026
  • actions Public

    Ultralytics GitHub Actions for formatting, PR reviews, labeling, CI retries, CLA checks, and dependency updates.

    ultralytics/actions's past year of commit activity
    Python 125 AGPL-3.0 21 0 0 Updated Oct 29, 2026
  • profile Public

    Standardized Ultralytics Python project template with packaging, tests, documentation, CI/CD, code quality, and development tooling.

    ultralytics/profile's past year of commit activity
    Python 67 AGPL-3.0 1 0 1 Updated Oct 29, 2026
  • stars Public

    Daily Ultralytics analytics for GitHub, PyPI, Google Analytics, Reddit, and Platform metrics, published as static JSON with historical star tracking.

    ultralytics/stars's past year of commit activity
    Python 98 AGPL-3.0 6 0 0 Updated Oct 29, 2026
  • yolo-flutter-app Public

    Official Ultralytics YOLO Flutter plugin for real-time inference on Android and iOS across major vision tasks.

    ultralytics/yolo-flutter-app's past year of commit activity
    Dart 508 AGPL-3.0 174 2 0 Updated Oct 28, 2026
  • yolo-ios-app Public template

    Ultralytics YOLO iOS app and Swift package for real-time Core ML inference across major computer vision tasks.

    ultralytics/yolo-ios-app's past year of commit activity
    Swift 527 AGPL-3.0 103 4 0 Updated Oct 28, 2026
View all repositories
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