IronOcr.Linux

IronOcr: The C# OCR Library

IronOcr is a C# library for reading texts and barcode from images and PDFs.

Build Status: Passing NuGet Version: 2026.4.1 [https://www.nuget.org/packages/IronOcr] License: Commercial

✨ KEY FEATURES

• 📄 Document Reading: Accurately extract text from common documents like scans, photographs, and receipts.

• 🎯 Specialized Reading: Utilize advanced reading functions to read formatted data such as passports (MRZ) and checks (MICR)

• 🪄 Preprocessing: Improve OCR accuracy with a suite of image preprocessing filters, including deskew, denoise, and binarization.

• ⚙️ Configurations & Languages: Fine-tune the OCR engine for specific scenarios and read documents with 125 international languages supported.

• 📊 OCR Results: Access structured output data by pages, paragraphs, lines, etc. Support the export to searchable PDFs (Not available for Android and iOS!).

📦 INSTALLATION

To install IronOcr via the NuGet Package Manager Console, run the following command:

PM> Install-Package IronOcr

📌 REMARK

• iOS Setup Guide: https://ironsoftware.com/csharp/ocr/get-started/ios/
• Android Setup Guide: https://ironsoftware.com/csharp/ocr/get-started/android/

🚀 QUICK START

Reading text from an image is simple. After installing the package, you can get started with just a few lines of code:

using IronOcr;

var Ocr = new IronTesseract();
// Instantiates the Tesseract OCR Engine
using (var Input = new OcrInput())
{
    Input.LoadImage(@"image.png");
    var Result = Ocr.Read(Input);
    // Reads text from the image
    Console.WriteLine(Result.Text);
}

For more detailed examples, please visit our website's quick-start guide: https://ironsoftware.com/csharp/ocr/docs/

📚 DOCUMENTATION

Our documentation is structured to help you learn effectively, whether you're a beginner or an expert.

• 🎓 Tutorials: Step-by-step guides to help you build your first OCR application.

  • C# OCR Tutorials: https://ironsoftware.com/csharp/ocr/tutorials/how-to-read-text-from-an-image-in-csharp-net/

• 🛠️ How-To Guides: Practical, goal-oriented instructions to solve specific problems.

  • Code Examples: https://ironsoftware.com/csharp/ocr/examples/simple-csharp-ocr-tesseract/
  • How-To Articles: https://ironsoftware.com/csharp/ocr/how-to/iron-tesseract/

• 📖 Reference: Detailed technical descriptions of the API and its components.

  • API Reference: https://ironsoftware.com/csharp/ocr/object-reference/api/

• 🤔 Explanation: Visual guides that showcase how IronOcr works the way it does.

  • Live Demos: https://ironsoftware.com/csharp/ocr/demos/

❓ FAQs

• General Troubleshooting Steps: https://ironsoftware.com/csharp/ocr/troubleshooting/general-troubleshooting-ocr/
• Errors with Runtimes Folder: https://ironsoftware.com/csharp/ocr/troubleshooting/ironocr-runtimes-folder/
• Errors with Gdip on Mac/Linux: https://ironsoftware.com/csharp/ocr/troubleshooting/ironocr-runtimes-folder/
• Runtime Exited in AWS Lambda: https://ironsoftware.com/csharp/ocr/troubleshooting/aws-lambda-runtime-exited-signal-killed/
• Read 7-Segment Digital LCD: https://ironsoftware.com/csharp/ocr/troubleshooting/7-segment-digital-lcd-displays/
• Unable to locate traineddata: https://ironsoftware.com/csharp/ocr/troubleshooting/failed-to-locate-tessdata-fra-traineddata-even-after-successfully-unpacking-the-language-pack/

🤝 GETTING HELP & SUPPORT

Have a question or running into an issue?

• Email Support: Reach out to our team directly at [e-mail].
• Report a Bug: https://ironsoftware.com/ticket-submission/
• Community: https://ironsoftware.com/company/iron-slack-community/

💻 COMPATIBILITY

• Languages: C#, F#, and VB.NET
• Platforms: .NET 10, .NET 9, .NET 8, .NET 7, .NET 6, .NET 5, Core 2x & 3x, Standard 2
• Framework: .NET Framework 4.6.2 (and above)
• App Models: Console, Web, Mobiles, and Desktop Apps
• Operating Systems: Windows, macOS, Linux (Debian, CentOS, Ubuntu), iOS, Android
• Cloud & Containerization Platforms: Azure, AWS, Docker
• IDEs: Microsoft Visual Studio or Jetbrains ReSharper & Rider

📝 LICENSE

IronOcr is a commercially licensed product.

• Trial License: https://ironsoftware.com/csharp/ocr/licensing/new/#trial-license
• Purchase a License: https://ironsoftware.com/csharp/ocr/licensing/new/