Syncfusion Essential Studio PDF Viewer SDK（英語版）

Web、デスクトップ、モバイルプラットフォーム全体でPDFの表示、注釈、フォーム入力、署名が可能

Syncfusion 社の製品
2002 年より日本国内にてComponentSourceで販売中。

バージョン: 2026 Volume 1 (33.1.47) 新機能 更新日: Apr 7, 2026

Syncfusion Essential Studio PDF Viewer SDK（英語版） のスクリーンショット

Syncfusion Essential Studio PDF Viewer SDK 2025 Volume 3 SP2 (31.2.12)

Released: Nov 18, 2025

2025 Volume 3 SP2 (31.2.12) での更新項目

不具合の修正

  • Web PDF Viewer (JavaScript, Angular, React, Vue, ASP.NET Core & MVC)
    • Resolved an issue where text search was not working when using an unclosed tag in the search box.
    • Resolved an issue where signature field appeared empty when opening customer document in PDF Viewer.
    • Resolved an issue where PDF was not rendering when opening customer document in Vue 3 PDF Viewer.
    • Resolved an issue where delete icon was not enabled in annotation toolbar when delete was set in allowedInteractions.
  • Blazor PDF Viewer
    • Resolved an issue where an exception occurred when double-clicking a FreeText annotation while the toolbar was not injected of the PDF Viewer.
    • Resolved an exception that occurred during double-tap and other interactions with FreeText annotations on mobile devices of the PDF Viewer.
  • WPF PDF Viewer
    • NullReferenceException will no longer be thrown while getting the page annotations.
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