IronOCR for .NET（英語版）

高度な光学式文字認識(OCR)を使用して、画像やPDFから正確なテキスト抽出を可能にする.NETライブラリ

Iron Software 社の製品
2017 年より日本国内にてComponentSourceで販売中。

価格:¥ 207,350 (税込)〜 バージョン: 2026.x 新機能 更新日: Mar 27, 2026

IronOCR for .NET（英語版） のスクリーンショット

IronOCR 2021.x

Released: Feb 24, 2021

2021.x での更新項目

2021.12.0

Updated Dec 21, 2021

Features

  • Improved: Logging.

2021.11.0

Updated Oct 29, 2021

Features

  • Improved: Speed and Stability.
  • Improved: Microsoft .NET 5 and .NET 6 beta support.

Fixes

  • License Key validation improved.

2021.9.0

Updated Aug 24, 2021

Features

  • Improved Microsoft Azure function compatibility.
  • Now works with read-only OCR dictionaries.
  • Added support for Microsoft .NET 5.07.
  • Improved license key reading from project configuration files (edge cases).
  • Added color replacement methods to OcrInput.
  • Added the ability to load specific frames from TIFF and PDF files.
  • Updated System.Drawing.Common.

2021.8.0

Updated Jul 27, 2021

Features

  • Improved Microsoft .NET 5 support.
  • General performance and stability updates.

2021.6.0

Updated Jun 24, 2021

Features

  • Color replacement methods have been added to OcrInput.
  • You can now load specific frames from TIFF and PDF files.
  • Updated System.Drawing.Commons.

Fixes

  • Fixed Azure Function Compatibility.
  • Works with read-only OCR dictionaries.

2021.2.1

Updated Feb 24, 2021

Fixes

  • Content Area locations broken by OcrInput image filters.
  • Failing OCR of high-resolution PDF files.
  • Opening password protected PDF files.
  • OCR PDF GlyphLessFont Embedding issue in Adobe Reader DC.
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