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Overview

The ASP.NET Core PDF Viewer control is a lightweight and modular control for viewing and printing PDF files in your web applications. It provides the best viewing experience available with core interactions such as zooming, scrolling, text searching, text selection, and text copying. Thumbnail, bookmark, hyperlink, and table of contents support provides easy navigation within and outside the PDF files.


High performance

Instant loading in ASP.NET Core PDF Viewer.

Instant Loading

Load PDF files with thousands of pages instantly.

Less runtime memory in ASP.NET Core PDF Viewer.

Less runtime memory

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

Virtualized pages in ASP.NET Core PDF Viewer.

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 in ASP.NET Core PDF Viewer.


Review or annotate

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

Highlight text in ASP.NET Core PDF Viewer.

Highlight text

Highlight important text in ASP.NET Core PDF files. Also, customize the appearance of the highlight or remove it.

Underline text

Underline notable text in PDF files. Customize the appearance of the underline or remove it.

Underline text in ASP.NET Core PDF Viewer.

Strikethrough in ASP.NET Core PDF Viewer.

Strikethrough

Strikethrough unimportant texts in ASP.NET Core PDF files. Customize the appearance of the strikethrough or remove it.

Shape annotations

ASP.NET Core PDF Reader to add a rectangle, circle, line, polyline, or polygon to a PDF file, use drawing tools. The shapes can also be moved, resized, and customized.

Shape annotations in ASP.NET Core PDF Viewer.

Calibrate - Measuring tools in ASP.NET Core PDF Viewer.

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 a list of built-in stamps or create your own stamps.

Stamp annotation in ASP.NET Core PDF Viewer.

Sticky notes and comments in ASP.NET Core PDF Viewer.

Sticky notes and comments

The ASP.NET Core PDF Viewer sticky notes and comment options are used to track review feedbacks and status of the PDF documents.

Free-text annotation

Support has been provided to add text to a PDF file. The text, like the text box tool, can be moved, resized, and customized.

Free-text annotation in ASP.NET Core PDF Viewer.


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 annotations in ASP.NET Core PDF Viewer


Form filling in ASP.NET Core PDF Viewer

Form filling

Users can view and fill the AcroForm fields. Support has also been provided to add handwritten signatures to a PDF file.


Responsive rendering

The PDF Viewer in ASP.NET Core is engineered to be responsive and can withstand changes in the size of the parent element.

Responsive rendering in ASP.NET Core PDF Viewer.


Printing PDF in ASP.NET Core PDF Viewer.

Printing PDF

The PDF Viewer ASP.NET Core supports printing loaded PDF document along with adding and modifying annotation and signature details.


Built-in toolbar

The ASP.NET Core PDF Viewer control comes with a powerful built-in toolbar to execute the most important actions such as page navigation, text search, view mode, downloading, and various annotation actions. You can design your own toolbar as required with PDF Viewer APIs.

Built-in toolbar in ASP.NET Core PDF Viewer.

ASP.NET Core PDF Viewer Handwritten Signature

Handwritten signature

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


The ASP.NET Core PDF Viewer control supports different internal and external navigations.

Bookmark navigation in ASP.NET Core PDF Viewer.

Bookmark navigation

Bookmarks saved in PDF files are loaded and made ready for easy navigation. Navigate within the PDF file of the topics bookmarked already.

Thumbnail navigation

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

Thumbnail navigation in ASP.NET Core PDF Viewer.

Hyperlink navigation in ASP.NET Core PDF Viewer.

Hyperlink navigation feature enables navigation to the URLs (website links) in a PDF file.

Table of contents navigation

Table of contents navigation in the ASP.NET Core PDF Viewer library allows users to navigate to different parts of a PDF file that are listed in the table of contents section.

Table of content navigation in ASP.NET Core PDF Viewer.


Select and copy text in ASP.NET Core PDF Viewer.

Select and copy text

The PDF Viewer for ASP.NET Core allows users to select the text in the PDF document and copy it to the clipboard. This is helpful for sharing text content with others.text content.


Search text

Locate all occurrences of a given text and navigate through them found occurrences easily.

Search text in ASP.NET Core PDF Viewer


Customization

Toolbar customization in ASP.NET Core PDF Viewer.

Toolbar customization

Disable the built-in toolbar and create a custom toolbar in your application.

Applying themes

Choose from eight stunning, built-in themes.

Applying a theme in ASP.NET Core PDF Viewer.


Localization in ASP.NET Core PDF Viewer.

Localization

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


ASP.NET Core PDF Viewer Code Example

Easily get started with the ASP.NET Core PDF Viewer using a few simple lines of C# example as demonstrated below. Also explore our ASP.NET Core PDF Viewer Example that shows you how to render and configure a PDF Viewer in ASP.NET Core.

@using Syncfusion.EJ2
@section ControlsSection{
    <div class="control-section">
      <ejs-pdfviewer id="pdfviewer" style="height:641px;"></ejs-pdfviewer>
    </div>
}

<script type="text/javascript">
    window.onload = function () {
        var pdfViewer = document.getElementById('pdfviewer').ej2_instances[0];
        pdfViewer.serviceUrl = window.baseurl + 'api/PdfViewer';
        pdfViewer.load("FormFillingDocument.pdf", null);
    }
    </script>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Hosting;
using Syncfusion.EJ2.PdfViewer;
using System.IO;
using Newtonsoft.Json;

namespace EJ2CoreSampleBrowser.Controllers.PdfViewer
{
    
    public partial class PdfViewerController : Controller
    {
        // GET: Default
        public ActionResult FormFilling()
        {
            return View();
        }

    }
}

Other supported frameworks

PDF Viewer is also available in Blazor, Angular, React, Vue, and JavaScript frameworks. Check out the different PDF Viewer platforms from the links below,




70+ ASP.NET CORE UI CONTROLS

Frequently Asked Questions

  • Accurate and reliable PDF rendering.
  • Easy navigation and interactions.
  • Review PDF files with annotating tools such as text markup, shape, measure, free-text, stamp, and sticky notes.
  • Supports filling and editing of AcroForms.
  • One of the best ASP.NET Core PDF Viewer in the market that offers feature-rich UI to interact with the software.
  • Simple configuration and API.
  • Supports all modern browsers.
  • Mobile-touch friendly and responsive.
  • Expansive learning resources such as demos and documentation to learn quickly and get started with ASP.NET Core PDF Viewer.

We do not sell the ASP.NET Core PDF Viewer separately. It is only available for purchase as part of the Syncfusion ASP.NET Core suite, which contains over 70+ ASP.NET Core components, including the PDF Viewer. A single developer license for the Syncfusion Essential Studio for ASP.NET Core suite costs $995.00 USD, including one year of support and updates. On top of this, we might be able to offer additional discounts based on currently active promotions. Please contact our sales team today to see if you qualify for any additional discounts.

You can find our ASP.NET Core PDF Viewer demo here.

No, our 70+ ASP.NET Core components, including PDF Viewer, are not sold individually, only as a single package. However, we have competitively priced the product so it only costs a little bit more than what some other vendors charge for their PDF Viewer alone. We have also found that, in our experience, our customers usually start off using one of our products and then expand to several products quickly, so we felt it was best to offer all 70+ ASP.NET Core components for a flat fee of $995/developer. On top of this, we might be able to offer additional discounts based on currently active promotions. Please contact our sales team today to see if you qualify for any additional discounts.

No, this is a commercial product and requires a paid license. However, a free community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue and five or fewer developers.

A good place to start would be our comprehensive getting started documentation.

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