OpenCV (Open Source Computer Vision Library) is an open-source computer vision and machine learning software library designed to streamline the development of applications that involve image processing, video analysis, and real-time computer vision. It's utilized in a wide range of industries, from automotive to robotics, enabling developers to implement features such as object detection, facial recognition, image segmentation, and camera calibration. OpenCV is built with C++ in mind but offers bindings for languages like Python, Java, and MATLAB, making it versatile for developers with different programming backgrounds. Its comprehensive set of modules can handle tasks involving 2D and 3D image data, making it a powerful tool for creating cutting-edge machine learning integrated applications. Developers benefit from its extensive documentation, active community, and numerous code samples to facilitate rapid application development and iterative testing. With its continually evolving ecosystem, OpenCV remains a robust foundation for implementing state-of-the-art image processing features in various applications.
View the most prominent open source OpenCV projects in the list below. Click on a specific project to view its alternative or complementary packages. Make comparisons and find the best package for your app.
- Open Source Computer Vision Library☆90,363Updated this week
- OpenPose: Real-time multi-person keypoint detection library for body, face, hands, and foot estimation☆34,355Aug 3, 2024Updated 2 years ago
- Learn OpenCV : C++ and Python Examples☆23,068Jul 31, 2026Updated last week
- Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval…☆16,200Jul 14, 2026Updated 3 weeks ago
- 一款入门级的人脸、视频、文字检测以及识别的项目.☆11,082Apr 16, 2020Updated 6 years ago
- RobotGo, Go Native cross-platform RPA, GUI automation, Auto test and Computer use @vcaesar☆10,764Jul 29, 2026Updated last week
- openFrameworks is a community-developed cross platform toolkit for creative coding in C++.☆10,406Updated this week
- Repository for OpenCV's extra modules☆10,171Jul 29, 2026Updated last week
- 机器人视觉 移动机器人 VS-SLAM ORB-SLAM2 深度学习目标检测 yolov3 行为检测 opencv PCL 机器学习 无人驾驶☆8,684Jul 9, 2024Updated 2 years ago
- Java interface to OpenCV, FFmpeg, and more☆8,328Updated this week
- ASCII generator (image to text, image to image, video to video)☆8,309Nov 22, 2024Updated last year
- Go package for computer vision using OpenCV 4 and beyond. Includes support for DNN, CUDA, OpenCV Contrib, and OpenVINO.☆7,483May 28, 2026Updated 2 months ago
- (CGCSTCD'2017) An easy, flexible, and accurate plate recognition project for Chinese licenses in unconstrained situations. CGCSTCD = Chi…☆6,428Jun 4, 2024Updated 2 years ago
- Free RPA tool by AI Singapore☆6,322Jul 21, 2026Updated 3 weeks ago
- Hide screen when boss is approaching.☆6,287Oct 31, 2018Updated 7 years ago
- Optimized implementation for color-icon-matrix barcodes☆6,356Updated this week
- AI算法岗求职攻略(涵盖准备攻略、刷题指南、内推和AI公司清单等资料)☆6,133Jun 5, 2025Updated last year
- 👷 Build images with images☆6,057Oct 31, 2023Updated 2 years ago
- OpenCV wrapper for .NET☆6,059Updated this week
- Python package for doing RPA☆5,492Jul 25, 2026Updated 2 weeks ago
- Automated CI toolchain to produce precompiled opencv-python, opencv-python-headless, opencv-contrib-python and opencv-contrib-python-head…☆5,344Jul 28, 2026Updated 2 weeks ago
- Simple and Distributed Machine Learning☆5,236Updated this week
- Nodejs bindings to OpenCV 3 and OpenCV 4☆5,048Apr 18, 2023Updated 3 years ago
- Python and OpenCV-based scene cut/transition detection program & library.☆5,083Updated this week
- Head tracking software for MS Windows, Linux, and Apple OSX☆5,044Jul 24, 2026Updated 2 weeks ago
- Fast face detection, pupil/eyes localization and facial landmark points detection library in pure Go.☆4,724May 3, 2025Updated last year
- Visually simulate Git operations in your own repos with a single terminal command.☆4,673May 19, 2026Updated 2 months ago
- 🔥 A library for cropping image in a smart way that can identify the border and correct the cropped image. 智能图片裁剪框架。自动识别边框,手动调节选区,使用透视…☆4,134Updated this week
- Open source Structure-from-Motion pipeline☆3,792Jul 13, 2026Updated 3 weeks ago
- A High-performance cross-platform Video Processing Python framework powerpacked with unique trailblazing features☆3,721May 18, 2026Updated 2 months ago
- OpenCV问答群不再维护。有问题,自己去搜索。Google能找到大部分答案。☆3,439Dec 13, 2022Updated 3 years ago
- Turn a MacBook into a Touchscreen with $1 of Hardware☆3,424Sep 30, 2020Updated 5 years ago
- The minimal opencv for Android, iOS, ARM Linux, Windows, Linux, MacOS, HarmonyOS, WebAssembly, watchOS, tvOS, visionOS☆3,334Jul 12, 2026Updated 3 weeks ago
- SikuliX version 2.0.0+ (2019+)☆3,235Jul 24, 2026Updated 2 weeks ago
- Universal grid map library for mobile robotic mapping☆3,206Jan 13, 2026Updated 6 months ago
- 📖 OpenCV-Python image processing tutorial for beginners☆3,141Jul 11, 2023Updated 3 years ago
- QualityScaler - image/video AI upscaler app☆3,129Apr 5, 2026Updated 4 months ago
- nomacs is a free image viewer for windows, linux, and mac systems.☆3,105Jul 31, 2026Updated last week
- A cross-platform video structuring (video analysis) framework based on CV models & mLLM.☆2,890Feb 25, 2026Updated 5 months ago
- 👀 Eye Tracking library easily implementable to your projects☆2,616Apr 27, 2026Updated 3 months ago