OpenALPR is an

automatic number-plate recognition Automatic number-plate recognition (ANPR; see also #Other names, other names below) is a technology that uses optical character recognition on images to read vehicle registration plates to create vehicle location data. It can use existing clos ...

library A library is a collection of Book, books, and possibly other Document, materials and Media (communication), media, that is accessible for use by its members and members of allied institutions. Libraries provide physical (hard copies) or electron ...

written in C++. The software is distributed in both a commercial and

open source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use and view the source code, design documents, or content of the product. The open source model is a decentrali ...

version.

History

OpenALPR was originally developed by a two-man team led by Matt Hill. The open source software became available as a free download at the end of 2015. In March 2016, OpenALPR launched a paid Cloud API service and in February 2017 introduced the OpenALPR agent for

Axis Communications Axis Communications AB is a Swedish manufacturer of IP camera, network cameras, access control, and Voice over IP, network audio devices for the physical security and video surveillance industries. Since 2015, it operates as an independent subsid ...

cameras. In August 2017 an

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

n web developer Tait Brown became known by creating an alternative to an 86 million

AUD The Australian dollar ( sign: $; code: AUD; also abbreviated A$ or sometimes AU$ to distinguish it from other dollar-denominated currencies; and also referred to as the dollar or Aussie dollar) is the official currency and legal tender of Au ...

project of

Victoria Police Victoria Police is the primary law enforcement agency of the Australian States and territories of Australia, state of Victoria (Australia), Victoria. It was formed in 1853 and currently operates under the ''Victoria Police Act 2013''. , Victor ...

by using OpenALPR. In March 2018

ProgrammableWeb ProgrammableWeb was an information and news source about the Web as a programmable platform. It is a subsidiary of MuleSoft and has offices in San Francisco, CA. The website publishes a repository of web APIs, mashups, and applications, and has d ...

added OpenALPR to its list of Recognition APIs.

Software

OpenALPR is an

written in C++. The software is distributed in both a commercial cloud based version and

version. OpenALPR makes use of

OpenCV OpenCV (Open Source Computer Vision Library) is a Library (computing), library of programming functions mainly for Real-time computing, real-time computer vision. Originally developed by Intel, it was later supported by Willow Garage, then Itseez ...

and Tesseract OCR libraries. It could be run as a command-line utility, standalone library, or background process. The software also integrates with video management systems (VMS) such as Milestone XProtect.

References

External links

* {{Official, http://www.openalpr.com
OpenALPR at GitHub
Automatic number plate recognition Automatic identification and data capture 2014 software