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Get Started

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Learn more

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Open a document

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Viewer

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UI Customization

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Annotations

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Collaboration

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Forms

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Signature

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Measurement

Download & setup options for PDF.js Express

PDF.js Express Web Viewer is a powerful viewing, annotation and editing solution which works inside all major browsers. It wraps PDF.js in a sleek React.js based UI and powerful functionality such as measurement tools, form interaction, e-signatures and much more.

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Try Online Demo
Online Samples
API

New to PDF.js Express?

After you've checked out the demo, ran samples and integrated into your application, here are some next steps.

Open a document
Load a document, load multiple documents, load WebViewer without a document.

Customize UI
Hide buttons from the header, hide panels, remove print or download options.

Save and load annotations
Save annotations to server or database. Import/export of annotations in XFDF.

Add more functionality

Work with forms
Programmatically fill forms, extract form field values.

Customize styles
Change colors of the viewer, switch to dark theme.

Collaborate in real time
Enable collaboration in real time to get things done.

Specialized topics

Best practices
Learn best practices when it comes to WebViewer.