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Salesforce / Guides / Overview

Salesforce WebViewer

WebViewer is a pure client-side JavaScript library to annotate, view, and edit documents. The Salesforce-specific build of WebViewer can be easily integrated into your application as a Lightning Web Component and is optimized for Salesforce's 5MB static resource file size limit.

Free Trial

WebViewer is a JavaScript PDF library that lets you start adding accurate, reliable, and fast document processing capabilities to your web application.

You can download WebViewer source files by clicking the Download button below or by following steps for No Code, Low Code, or Pro Code deployment to your Salesforce environment.

Deploy WebViewer to Salesforce (Low Code)

Apryse’s fully supported WebViewer is part of Apryse SDK, trusted by thousands of innovative startups, governments, and Fortune 500 businesses (see customers). Apryse technology is built from the ground up and is not dependent on any external third-party open-source software.

Launch Online DemoGet started Github sample

Sample projects to accelerate your custom solution (Pro Code)

View, Edit, Annotate & RedactDocument GenerationDocument Converter

See more on our GitHub.

File Type Support

  • PDF, PDF/A
  • DOCX, XLSX, PPTX (MS Office software or licenses are not required)
  • JPG, PNG
  • XOD (requires removal of PDF and Office folders from the package)

Browser Support

The Salesforce-specific build of WebViewer supports all LWC supported browsers.

See our browser support page for more details.


A guide to help integrate a free trial of WebViewer into Salesforce Lightning Components. You will clone a sample repository and show you how to integrate Webviewer as a Lightning Web Component. Integrate WebViewer


Learn how WebViewer is hosted in Salesforce, how to use WebViewer APIs in Salesforce, and how to pass data from Salesforce to WebViewer and vice versa.

The following diagram depicts the architecture of WebViewer within a LWC component used in our sample repository:

You can check out this GitHub Repo to see an example of WebViewer architecture in Salesforce. Feel free to clone this project to accelerate development for your implementation.


Here are some guides to help with using some of our key features in WebViewer.

Opening a Document Saved In Salesforce

Opening Documents In Salesforce

Saving Document Annotations in Salesforce

Saving Annotations In Salesforce

Document Search in Salesforce

Document Search In Salesforce

Document Redaction in Salesforce

Document Redaction In Salesforce

Replace Document Text in Salesforce

Replace Text in Salesforce

Trial setup questions? Ask experts on Discord
Need other help? Contact Support
Pricing or product questions? Contact Sales