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Overview

The Blazor PDF Viewer supports viewing and reviewing PDF files in web applications and also printing them. The thumbnail, bookmark, hyperlink, and table of contents support provides easy navigation within and outside PDF files. The form-filling support provides a platform to fill and print with AcroForms. The PDF files can be reviewed with the available annotation tools.


High performance

Instant loading in PDF Viewer.

Instant loading

Load PDF files with thousands of pages instantly.

Less runtime memory in PDF Viewer.

Less runtime memory

On-demand loading and virtualization hold only the minimum required pages at runtime to reduce memory consumption.

Virtualized pages.

Virtualized pages

Render pages on demand to help reduce initial load time when working with large PDF files.


Open PDF file

Open and display both normal PDF files and those protected with AES and RC4 encryption algorithms (password protected). Open PDF files from stream, file paths, and as byte arrays.

Open pages.


Review or annotate PDF files

Review PDF files using a rich set of annotating tools in the PDF Viewer.

Highlight text.

Highlight text

Highlight important text in PDF files. You can customize the color of the highlight or remove it.

Underline text

Underline notable text in PDF files. You can customize the color of the underline or remove it.

Underline text.

Strikethrough.

Strikethrough

Strikethrough unimportant text in PDF files. You can customize the color of the strikethrough or remove it.

Shape annotations

Use drawing tools to add rectangle, circle, ellipse, line, arrow, and polygon to a PDF file. The shapes can also be moved, resized, and customized.

Shape annotations.

Calibrate - Measuring tools.

Calibrate - Measuring tools

Measure the distance, area, radius, volume, and perimeter of the objects using measurement tools.

Stamp a document

Add stamps to a PDF file like applying rubber stamps to a paper document from the list of built-in stamps or create your own stamps.

Stamp annotation

Free-text annotation.

Free-text annotation

Include free text in PDF files. You can move, resize, remove, or edit the appearance of free text.

Sticky notes and comments

Add sticky notes anywhere in a PDF file. It can be moved and removed.

Sticky notes and comments.


Handwritten signature.

Handwritten signature

Add handwritten signature to PDF files. The signature can be resized, moved, removed, saved, and customized.


PDF form filling

Fill, edit, flatten, and save AcroForms fields in PDF files.

Form filling


Import and Export

The PDF Viewer supports the import and export of annotations and form data.

Import and export annotations

Annotations in a PDF file can be exported as JSON and stored in the database. You can also import annotation JSON data to a PDF file.

Import and export form data

Form data in a PDF file can be exported as JSON and stored in the database. You can also import the form data to a PDF file.


Responsive rendering.

Responsive rendering

The Blazor PDF Viewer is engineered to be responsive and to withstand changes in the size of the parent element.


Printing PDF

The Blazor PDF Viewer supports printing the loaded PDF document along with adding and modifying annotation and signature details.

Printing PDF.


Built-in toolbar.

Built-in toolbar

The Blazor PDF Viewer comes with a powerful built-in toolbar to execute important actions such as page navigation, text search, and various annotation actions. You can design your own toolbar as required with PDF Viewer APIs.


The Blazor PDF Viewer component supports different types of internal and external navigations.

Bookmark navigation

Bookmarks saved in PDF files are loaded and made ready for easy navigation.

Bookmark navigation.

Thumbnail navigation.

Thumbnail navigation

Thumbnails are miniature representations of actual pages in PDF files. This feature displays thumbnails of the pages and allows easy navigation.

Navigate to the URLs in a PDF file.

Hyperlink navigation.

Table of content navigation.

Table of contents navigation

Navigate to the different parts of a PDF file that are listed in the table of contents.


Select and copy text

The Blazor PDF Viewer allows users to select and copy text from PDF files. This is helpful for copying and sharing text content.

Select and copy text.


Search text

Search text

Locate text easily in a PDF file.


Customization

Applying themes

Choose from eight stunning, built-in themes.

Applying a theme.


Localization.

Localization

All static text within the PDF Viewer can be localized to any supported language.


Other supported frameworks

PDF Viewer will be available in other Web platforms.




Blazor Components – 65+ UI and DataViz Components

Frequently Asked Questions

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Awards

Greatness—it’s one thing to say you have it, but it means more when others recognize it. Syncfusion is proud to hold the following industry awards.

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