Skip to content
@ultralytics

Ultralytics

Democratizing Vision AI

Ultralytics Banner

中文 | 한국어 | 日本語 | Русский | Deutsch | Français | Español | Português | Türkçe | Tiếng Việt | العربية


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! 💡🌟


Ultralytics GitHub space Ultralytics LinkedIn space Ultralytics Twitter space Ultralytics YouTube space Ultralytics TikTok space Ultralytics BiliBili space Ultralytics Discord

Pinned Loading

  1. ultralytics ultralytics Public

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

    Python 62.6k 11.9k

  2. yolov5 yolov5 Public

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

    Python 58.2k 17.5k

  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 245 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 522 102

  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 505 173

Repositories

Showing 10 of 57 repositories
  • 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 62,618 AGPL-3.0 11,876 43 35 Updated Oct 18, 2026
  • thop Public Forked from Lyken17/pytorch-OpCounter

    PyTorch model profiler for computing MACs and parameter counts to measure deep learning model complexity.

    ultralytics/thop's past year of commit activity
    Python 158 AGPL-3.0 544 0 1 Updated Oct 18, 2026
  • lite Public

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

    TypeScript 35 AGPL-3.0 7 3 0 Updated Oct 18, 2026
  • yolov5 Public

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

    ultralytics/yolov5's past year of commit activity
    Python 58,181 AGPL-3.0 17,457 24 (1 issue needs help) 0 Updated Oct 18, 2026
  • inference Public

    High-performance Ultralytics YOLO inference in Rust with ONNX Runtime, GPU backends, CLI, and WebGPU/WASM.

    ultralytics/inference's past year of commit activity
    Rust 198 AGPL-3.0 29 0 0 Updated Oct 18, 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 18, 2026
  • yolov3 Public

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

    ultralytics/yolov3's past year of commit activity
    Python 10,622 AGPL-3.0 3,420 1 0 Updated Oct 17, 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 17, 2026
  • handbook Public

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

    ultralytics/handbook's past year of commit activity
    82 AGPL-3.0 31 0 1 Updated Oct 17, 2026
  • sdk Public

    Official Python SDK for the Ultralytics Platform API

    Python 13 AGPL-3.0 1 0 0 Updated Oct 17, 2026