Get Started
play_arrowLearn more
play_arrowCommon use cases
play_arrowOpen a document
play_arrowSave a document
play_arrowViewer
play_arrowUI Customization
play_arrowAnnotations
play_arrowCollaboration
play_arrowForms
play_arrowSignature
play_arrowSearching
play_arrowMeasurement
play_arrowCompare
play_arrowAdvanced Capabilities
play_arrowPDF.js Express REST API
play_arrowMigration Guides
play_arrowThe following features are available in:
PDF.js Express Viewer
PDF.js Express Viewer is a free viewer with limited capabilities compared to PDF.js Express Plus
PDF.js Express Plus
PDF.js Express Plus is a commercial PDF SDK for viewing, annotating, signing, form filling and more
Customize UI
Shows how to customize the UI using PDF.js Express Web Viewer APIs. Includes modifying header, enabling/disabling features and hiding/showing individual elements.
Customize form fields
Shows how to change color and opacity of form fields.
Internationalization
Shows how to switch language.
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