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.

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

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Customizable

• UI source code is included (built in React)
• Create custom annotations
• Change annotation appearance
• Customize annotation behaviour
• Internationalization through JSON language files
• Rich set of APIs for more advanced customization

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.

Free Trial