The LEADTOOLS OCR Class Library provides programming tools for quickly and easily inserting document optical character recognition (OCR) technology into software applications. Using the LEADTOOLS OCR Class Library, programmers can perform character recognition on document images and output recognized text to over 20 file formats.
LEADTOOLS makes OCR development easier with auto-zone detection, manual zone creation, auto-orientation, document image cleanup, and preset values for common document images that can be used to improve recognition results. The LEADTOOLS OCR Class Library supports over 40 languages and features output document options like specifying document margins and paragraph options.
LEADTOOLS OCR offers support for the following OCR engine:
With the LEADTOOLS OCR Class Library, the internal workings of the various engines are hidden and represented in a uniform class library. You should be able to, if desired, switch among any of the supported OCR engines without changing your application code or logic.
The following standard options are available in all OCR engines:
Getting Started (Guide to Example Programs)
Programming with LEADTOOLS .NET OCR
Creating an OCR Engine Instance
Starting and Shutting Down the OCR Engine
OCR Spell Language Dictionaries
OCR Languages and Spell-Checking
Using OMR in LEADTOOLS .NET OCR
Multi-Threading with LEADTOOLS OCR
Leadtools.Ocr Assembly Changes
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
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