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  • Embedded Vision Summit 2017 - Making OpenCV code run fast
    OpenCV team will give a talk at the Embedded Vision Summit 2017: "Making OpenCV code run fast"
  • OpenCV 3.2
    OpenCV 3.2 is out. It's a long-awaited update to OpenCV 3.x release series, with tons of improvements and bug fixes.
  • People's Choice Award at CVPR 2016
    OpenCV will be running the People's Choice Award, sponsored by Intel, at CVPR 2016, to update and extend the OpenCV library.
  • Intel acquires Itseez
    On May 25, Intel signed a definitive agreement to acquire Itseez, Inc., an expert in Computer Vision (CV) algorithms and implementations for embedded and specialized hardware.
  • Service outage
    answers.opencv.org and code.opencv.org are down due to hardware failure. We will restore these services by the end of the week.
  • Itseez announces release of Accelerated CV library
    Optimized specifically for ARM platform, ACV provides rapid acceleration of OpenCV based products with minimal impacts on existing code base.
  • OpenCV in GSoC 2016!
    Thank you Google for helping us out for the 6th year in a row! Awesome students will help make OpenCV even awesomer!
  • Adaptive Vision Studio 4.3 Lite
    This data-flow based software makes it possible to prototype OpenCV algorithms in an intuitive graphical environment.
  • OpenCV 3.1
    Merry coming XMas & Happy New Year! OpenCV 3.1 has been just released, with lots of new functionality from GSoC 2015 etc., new IPPICV included, HDF5 format support, updated iOS framework.
  • OpenCV demonstrator (GUI)
    With this simple graphical application, discover some basic functions provided by OpenCV, without having to write a single line of code!
  • Cassandra 11.6 is available
    The Cassandra team is thrilled to announce the release of a new, 6th software update for Cassandra 11, a pioneering visual programming tool and development platform for modeling algorithms, typically used in image, signal and video processing.
  • GSOC 2015 video
    New video demonstrating GSOC 2015 contributions is ready! Big thanks to all the students and mentors who participated. Great job!
  • OpenCV 2.4+3.0 Manager for Android beta testing starts
    We invite you to take part in OpenCV Manager for Android beta testing.
  • OpenCV 3.0
    OpenCV 3.0 gold has been just released, with lots of bug fixes and some nice improvements since 3.0 rc, like fully functional OpenCV Manager for Android, more portable parallel_for, DAISY features and LATCH descriptor in opencv_contrib etc.
  • Intel launched OpenCV 3.0 beta support
    OpenCV 3.0 beta, is now a feature of Intel Integrated Native Developer Experience (Intel INDE). Providing optimized Windows and Android pre-built binaries for academic and commercial use.
  • OpenCV 3.0 rc1
    OpenCV 3.0 rc has been just released, with lots of improvements since 3.0 beta, including multiple bug fixes, better compatibility with OpenCV 2.4, better Android and WinRT support, embedded motion jpeg codec and the emerging acceleration layer OpenCV HAL.
  • OpenCV talks at the Embedded Vision Summit 2015
    On May 15th 2015 we have two OpenCV talks in Silicon Valley (Santa Clara Convention Center) at the Embedded Vision Summit
  • OpenCV in GSOC 2015! GSOC 2014 video finally released!
    Thank you Google for getting OpenCV in GSOC 2015! Also, please check out what our awesome 2014 GSOC students did in this video!
  • Cassandra launches 5th update of its state-of-the-art software
    The Cassandra team is thrilled to announce the release of a new software update for Cassandra 11, a pioneering visual programming tool and development platform for modeling algorithms, typically used in image, signal and video processing.
  • OpenCV for Secret Agents
    A new book, OpenCV for Secret Agents, is now for sale from Packt Publishing with free shipping to many countries!
  • Ceemple OpenCV distribution for Visual Studio
    Out of the box OpenCV C++ development plugin for Visual Studio. Includes: pre-compiled OpenCV built with CUDA, OpenCL, OpenMP, and IPP. An OpenCV new project wizard, 70+ OpenCV examples, and auto installation of Microsoft Image Watch plugin. Ceemple OpenCV is now available for free for everybody, provided by Ceemple Software Ltd.
  • Biicode
    Biicode is a C/C++ dependency manager with a hosting service, much like Maven and Maven Central for Java. Using the new "hooks" feature of biicode 2.0, getting started with OpenCV in C/C++ is very simple.
  • Kickstarter: PyImageSearch Gurus
    Kickstarter campaign for a Computer Vision + OpenCV course covering face recognition, automatic license plate recognition, deep learning, and much more!
  • OpenCV Vision Challenge
    OpenCV Foundation with support from DARPA and Intel Corporation are launching a community-wide challenge to update and extend the OpenCV library with state-of-art algorithms. An award pool of $50,000 is provided to reward submitters of the best performing algorithms in 11 Computer Vision application areas.
  • Image Watch plugin for Visual Studio
    Visual Studio Plugin created by Microsoft Research for visualizing OpenCV images is now available for everybody, thanks to the new Visual Studio Community Edition.
  • OpenCV 3.0 beta
    OpenCV 3.0 beta is released, with lots of NEON optimization, better OpenCL performance on Iris & Iris Pro, improved Java bindings, new functionality in contrib and many bug fixes.
  • OpenCV 3.0 alpha
    OpenCV 3.0 alpha is released, with refined API, greatly improved performance on CPU, transparent acceleration on GPU and tons of new functionality in the new contrib repository.
  • Ceemple
    Ceemple, a JIT based C++ technical computing environment, now includes OpenCV, for rapid and easy development of optimized OpenCV C++ applications.
  • New OpenCV books
    We are pleased to announce new books about OpenCV that show you how to use the Python bindings to solve actual, real-world problems.
  • Cassandra ships fourth update of Development Platform
    Cassandra Team is pleased to announce the immediate availability of a new Cassandra software update. This is a maintenance release for the 11 series of Cassandra. Additional the release Version 11.4 offers you a lot of new features.
  • OpenCV 2.4.9 is out!
    OpenCV Development Team congratulates CV community with the long-awaited Spring coming and presents the next 2.4 series release for you! Welcome to enjoy OpenCV 2.4.9 and thanks a lot to all who participated.
  • OpenCV in GSoC 2014!
    Thank you Google for helping us out for the 4th year in a row! Awesome students will help make OpenCV even awesomer!
  • OpenCV for iOS samples
    Full source-code for the book "OpenCV for iOS" became available.
  • OpenCV receives the Mark Everingham Prize
    At this year's ICCV conference, the OpenCV team received the Mark Everingham Prize.
  • Practical OpenCV
    Practical OpenCV is a hands-on project book that shows you how to get the best results from OpenCV, the open-source computer vision library.
  • OpenCV ported to Google Chrome NaCl and PNaCl!
    OpenCV is now available as a NaCl and PNaCl port, making it possible to run code natively inside Google Chrome.
  • OpenCV 2.4.8
    OpenCV Development Team worked hard and in this snowy New Year eve proudly presents the next 2.4 series release for you! Meet OpenCV 2.4.8 and thanks a lot to all who participated.
  • OpenCV 2.4.7.2 for Windows release
    We have published OpenCV 2.4.7.2 version with update for VS 2013.
  • Khronos Releases OpenVX 1.0 Specification for Computer Vision Acceleration
    OpenVX 1.0 is an open, royalty-free standard for cross platform acceleration of computer vision applications and libraries.
  • OpenCV 2.4.7 is out!
    To smooth over these rainy autumn days the OpenCV Development Team created the next OpenCV 2.4 series release for you! Enjoy OpenCV 2.4.7 and as usual big thanks to all who contributed in any way.
  • GSOC 2013 video
    In this video we present the results of Google Summer Of Code 2013 for OpenCV. Thanks a lot to our students, mentors and to Google for the amazing program.
  • Survey results
    Thank you for completing our Survey and for all those positive answers!
  • Cassandra Studio
    Cassandra Studio supports your complete process from rapid prototyping to product development and final testing without expert knowledge.
  • Android Application Programming with OpenCV
    This book is for Java developers who are new to computer vision and who would like to learn about how it is used in relation to application development. It is assumed that you have previous experience in Java, but not necessarily Android.
  • Instant OpenCV for iOS
    This book is intended for OpenCV developers who are interested in porting their applications to the iOS platform. Basic experience with OpenCV, computer vision, Objective C, and other iOS tools is encouraged.
  • First OpenCV survey ever!
    To maintain its high quality, OpenCV is looking into crowdfunding its development. Please, fill out that short survey to help us know what you guys need.
  • Beyond Real-time Video Surveillance Analytics with GPUs
    Learn about intuVision's faster than real-time video surveillance analytics on GPUs and how an OpenCV library was used to build this technology from this 1 hour presentation.
  • First steps with OpenCV CUDA module
    Learn about the hundreds of CUDA accelerated algorithms in the free OpenCV library, how to use the OpenCV GPU module to create your own high-performance computer vision applications from this 1 hour presentation.
  • ICVS 2013
    OpenCV team organized a tutorial on Mobile Computer Vision at the ICVS 2013 conference. We have also shared some information on OpenCV 3.0 plans.
  • Hot fix for OpenCV 2.4.6
    We have published OpenCV 2.4.6.1 version with critical update for Linux.
  • OpenCV 2.4.6 is out!
    OpenCV Development Team worked hard in scorching summer heat and has prepared the next OpenCV 2.4 series release for you! Meet OpenCV 2.4.6 and thanks a lot to all who participated.
  • Instant OpenCV Starter
    This book is great for developers, hobbyists, and students new to computer vision who are looking to get a good grounding in how to use the OpenCV library. It's assumed that you will have some basic experience in C/C++ programming.
  • Free intro to GPU-accelerated Computer Vision with OpenCV!
    Learn about the hundreds of CUDA accelerated algorithms in the free OpenCV library, how to use it, and why the future of OpenCV is in the GPU, from this 1 hour presentation.
  • New video course: OpenCV Computer Vision Application Programming
    If you are a novice or expert C++ programmer who wants to learn how to use the OpenCV library to develop computer vision applications in ways such as augmented reality, robotics, surveillance, computational photography, object detection or identification then this course is for you.
  • "OpenCV: Computer Vision with Python"
    The first book about OpenCV Python interface is now for sale from Packt Publishing with free shipping to many countries!
  • OpenCV 2.4.5 is out!
    If you completed with your April Fool jokes, it's a good time to meet OpenCV 2.4.5 that OpenCV Development Team prepared for you!
  • Image Debugger Plug-in for Visual Studio
    Microsoft just released Image Watch, a free Visual Studio extension for viewing in-memory images during debugging. Supports OpenCV image types!
  • OpenCV 2.4.4 is out!
    On the first day of Spring the OpenCV Development Team released OpenCV 2.4.4. Big thanks to all contributors who made pull requests on GitHub, sent bug reports and helped us in any other way!
  • OpenCV now supports desktop Java
    As of OpenCV 2.4.4, OpenCV supports desktop Java development using nearly the same interface as for Android development.
  • OpenCV 2.4.4 is under way!
    We prepared the beta version of OpenCV 2.4.4 for you. Welcome to try out the latest and greatest OpenCV and please report any problems, while we are still in the bug fixing mode.
  • New OpenCV book
    The "Mastering OpenCV with Practical Computer Vision Projects" book is done and published!
  • Pull requests are now automatically tested
    Those of you who contribute the code in the form of GitHub pull requests can now see results of automatic testing! There is a page showing the validation results on three major operating systems, and more to come.
  • OpenCV 2.4.3 released
    OpenCV 2.4.3 is finally out. It should be the most mature OpenCV to the moment. Big thanks to everybody who sent us the bug reports, contributed new functionality and patches and helped us in any other way! You are welcome to try out the latest and greatest OpenCV!
  • OpenCV v2.4.3 is under way
    We prepared the release candidate of OpenCV 2.4.3 for you. This is possibly the final release in 2.4 series, and it should be the most mature OpenCV version to the moment. Please report any problems while we are still in the bug fixing mode.
  • OpenCV week in Italy
    This week in Italy two OpenCV related events take place. Firstly ECCV 2012 on 7th October in Florence provides a tutorial about OpenCV for mobile platforms. Secondly on 15th October University of Rome hosts a seminar on computer vision and robotics.
  • Migration to git, 80% completed...
    Greetings! We're glad to announce that our migration to git is almost over.
  • OpenCV v2.4.2 released
    It should be binary compatible with OpenCV 2.4.1 (except for the face recognizer from contrib module) and therefore it is a sincerely recommended upgrade.
  • OpenCV Hits Five Million!
    Today OpenCV crosses important milestone: five million downloads!
  • OpenCV v2.4 released
    After the long 9 months since 2.3.1 release, but just after a few weeks since 2.4 beta, we are happy to announce the release of OpenCV v2.4.0, the latest and the greatest version of the library!
  • OpenCV has migrated to a new development site
    We are glad to present our new development site.