OpenALPR 2.3.0

• Option for plate detection mask and prewarp config changes via API
• Python3 support
• Improved plate pattern correctness
• Bug fixes
• Accuracy improvements

OpenALPR 2.2.0

• Added training data for Singapore and Great Britain
• Improved accuracy and reduced false positives for US plate detector
• Improved support for 2-line plates (requires training data)
• Supports analyzing multiple training datasets in one pass
• Added OpenCL GPU support (works with Nvidia, AMD, and Intel GPUs)
• Upgraded to OpenCV 3.0
• Support Tesseract 3.04
• .NET library API improvements
• Bug Fixes

OpenALPR 2.1.0

• Added per-character details to API output
• Bug fixes
• Added camera calibration utility
• Motion detector for video frames
• Full UTF-8 character support
• Support for South Korean and Australian plates
• Experimental morphological plate detector
• Pattern matching for European countries

OpenALPR 2.0.1

• Bindings for Java, C#, and Python
• API changes/simplification
• CUDA support
• Bug fixes
• Faster initial load time
• Additional Config options
• Library supports multi-line plates

OpenALPR 1.2.0

Major new features

• Linux Daemon
• Upgraded to Tesseract 3.03
• Improved performance and accuracy
• MJPEG video support

Minor new features

• Simplified build process for Windows
• End-to-end accuracy benchmarks added
• Bug fixes

OpenALPR 1.1.0

Bug Fixes
Better timing on Windows
Multithreaded plate detection
Performance improvements
Simpler build for Windows
Improved plate edge detection
Support multiple redirecting plate file names from standard in

OpenALPR v1.0.0

This is the first official release of OpenALPR. Windows and Linux binaries are attached.