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
Aside from the built in UI search, PDF.js Express provides progammatic search APIs that can be used to search for text in a PDF.
Basic searching
If you just need to search and highlight results, our simple search APIs are a great place to start.
Advanced searching
For use cases such as adding annotations to all search results, our advanced search APIs are able to provide all the data you may need.
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