The C# OCR Library

OCR in 1 line of code

using IronOcr;

string imageText = new IronTesseract().Read(@"images\image.png").Text;

Install-Package IronOcr

IronOCR Blog - Page 2

Name: IronOCR
Brand: Iron Software
Availability: InStock
Rating: 4.86 (101 reviews)

September 15, 2025

How to Save Results as hOCR in an HTML File

Discover how to export OCR results as hOCR in HTML using IronOCR for .NET. This guide will help you preserve both text and layout, ensuring your OCR outputs remain true to the original document.

September 7, 2025

How to Read Scanned Documents in C#

Discover how to leverage IronOCR in C# to read and extract text from scanned documents like PDFs, JPGs, PNGs, and TIFFs in your .NET applications. This tutorial provides a detailed guide to implementing OCR functionality, ensuring you can handle various image formats in your apps effectively.

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September 4, 2025

How We Cut Document Processing Memory by 98%: The IronOCR Engineering Breakthrough

IronOCR 2025.9 cuts TIFF processing memory by 98% with streaming architecture, eliminating crashes and boosting speed for enterprise workflows.

September 2, 2025

How to Use Tesseract OCR Confidence Values in C#

Explore how to assess the reliability of your OCR outputs by obtaining confidence scores using IronOCR in C#. This tutorial provides a comprehensive guide to retrieving and interpreting these scores, offering insights into the accuracy of your data extraction processes.

August 5, 2025

How to Save Results as hOCR in an HTML File in C#

Discover how to convert scanned images or PDFs into searchable HTML content using IronOCR in C#. This step-by-step tutorial explains the process of exporting OCR results to HTML-HOCR, making your documents easily accessible and editable.

August 5, 2025

How to Save Results as a Searchable PDF in C#

Turn scanned PDFs or images into fully searchable and selectable documents using IronOCR for C#

August 5, 2025

How to Use OCR Progress Tracking in C#

Learn how to monitor real-time OCR operations in your .NET applications with this comprehensive IronOCR tutorial

July 26, 2025

How to Read License Plates in C# OCR

This tutorial provides a step-by-step guide on using IronOCR to automate license plate recognition in C#. Discover how to integrate this powerful tool into your .NET applications effectively.

July 24, 2025

IronOCR vs LLM-Based OCR: Which Should .NET Developers Choose?

Optical Character Recognition (OCR) is vital technology for extracting text and information from images and documents. While large language models (LLMs) like GPT-4 and Gemini have revolutionized natural language processing.

June 5, 2025

How to Read Specific Documents Using OCR in C#

Discover how to efficiently extract specific text from documents using IronOCR in C#. This tutorial provides a step-by-step guide, showcasing the power of Optical Character Recognition technology in streamlining your document processing tasks.

May 29, 2025

Unlocking the Power of Searchable PDFs with IronOCR: Webinar Recap

In this developer-focused session, Iron Software’s Chipego Kalinda and Darren Steddy demonstrate how to convert scanned PDFs into searchable, compliant documents using IronOCR. Watch real-time examples of PDF/UA accessibility, full-text search, and targeted data extraction—all with just a few lines of C# code.

May 27, 2025

Streamlining Document Conversion with IronOCR

Join Software Engineer Chipego Kalinda in a live demo to explore how IronOCR can streamline your document conversion processes. Learn practical techniques to enhance efficiency and accuracy in transforming documents.

April 29, 2025

How to Read PDFs with IronOCR

Learn to read PDFs efficiently with IronOCR, a C# library. This guide covers constructing OcrPdfInput objects, performing OCR on PDFs, reading specific pages, and improving accuracy by specifying DPI and scan regions.

April 16, 2025

How to Custom Font Training for Tesseract 5 in C#

This tutorial provides a detailed guide on training Tesseract 5 OCR with custom fonts. It covers the installation of Iron OCR, setting up WSL and Ubuntu, downloading necessary packages, configuring custom fonts, and executing training processes to enhance OCR accuracy with unique font data.

April 9, 2025

Why Do LLMs Fail at OCR and Document Parsing?

Discover why IronOCR is the superior choice for OCR compared to LLMs like Google Gemini. Learn about accuracy, structured output, and efficient text extraction for .NET applications.

April 9, 2025

Extracting Table Data from Scanned Images Using IronOCR : Live Demo Recap

In a recent live session, the Iron Software team demonstrated how to extract table data from scanned images using IronOCR. Shadman Majid, our Sales Engineer, walked through the live code implementation for table detection and extraction.

April 6, 2025

How to Automate Data Extraction with IronOCR

Discover how to efficiently extract structured table data from scanned images using C# and IronOCR. Join Shadman Majid, Sales Engineer at Iron Software, in this insightful live demo that guides you through the process, enhancing your data processing capabilities and workflow efficiency.

March 17, 2025

How to use Multiple Languages with Tesseract

Discover how to leverage Tesseract and IronOCR to perform multilingual OCR on PDFs and images. This tutorial walks you through setting up the necessary components and demonstrates extracting text in English, Russian, and Japanese, enhancing your text recognition capabilities.

March 16, 2025

How to Read Barcodes and QR Codes Using OCR in C#

This tutorial explains how to use Iron OCR to read barcodes and QR codes from PDF documents in C. It covers setting up the OCR engine, extracting codes, and printing them on the console, offering a simple API for integrating these capabilities into applications.

February 27, 2025

How to Detect Page Rotation for OCR in C#

Discover how to detect and correct page rotation in scanned documents using IronOCR within the .NET framework. This tutorial guides you through the process, ensuring your documents are perfectly oriented for accurate data extraction and processing.

February 26, 2025

How to Correct Image Orientation for OCR in C#

Discover how to automatically correct image orientation in your .NET applications using IronOCR. This tutorial guides you through the process of implementing a solution that ensures images are properly aligned, enhancing the accuracy and reliability of your image processing tasks.

February 19, 2025

Optimized Performance for Faster, More Efficient OCR Processing

IronOCR 2025.2 significantly improves OCR performance with faster processing, better memory management, and efficient handling of large multi-page TIFFs. Key optimizations include instance reuse, concurrent processing, and improved PDF rendering, delivering up to 49% faster processing and 63% lower memory usage.

January 30, 2025

How to Use Input Images for OCR Processing in C#

This tutorial demonstrates how to perform OCR processing in C using Iron OCR. Learn to extract text from image files, byte arrays, and specific image regions. The guide covers setting up your license, instantiating the Iron Tesseract object, and executing OCR on various image inputs, enhancing your OCR capabilities.

January 14, 2025

OCR Invoice Processing in C# (Developer Tutorial)

IronOCR is a powerful Optical Character Recognition (OCR) software library that can be used to extract data or text from invoices from a digital file

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IronOCR Blog - Page 2