JavaScript PDF Library
PSPDFKit for Web is a JavaScript PDF library for viewing, annotating, and editing PDFs directly in the browser. It offers developers a way to quickly add PDF functionality to any web application.
Key Capabilities
Robust API for configuring behavior and appearance
Workload is offloaded to client (no server needed)
Accurate, reliable PDFium-based rendering engine
Annotate, edit, sign, form fill, redact, and more
PDF Capabilities
Explore allPDF Viewer
How to configure the document viewer
Annotations
How to import, export, create, edit, sync, flatten, and more
Forms
How to create a PDF form, fill form fields, extract data, and more
Instant Synchronization
How to sync annotations across multiple users, devices, or sessions
Signatures
How to add electronic and digital signatures to PDF documents
Editor
How to edit content, merge or split documents, manipulate pages, and more
Conversion
How to convert Office documents and images to PDF or PDF/A, and more
Redaction
How to redact content programmatically or using the UI
Browser Support
PSPDFKit for Web supports the latest versions of all commonly used browsers: Chrome, Mozilla Firefox, Safari, Edge, and Firefox ESR. You can see the full list on our browser support page.
Framework Support
PSPDFKit for Web is compatible with all JavaScript frameworks, including React, Angular, Vue, Svelte, Electron, Ruby on Rails, TypeScript, and others. It just needs a DOM container to append the viewer, which is possible with any framework.
Integrations
PSPDFKit for Web is compatible with SharePoint, Microsoft Teams, Microsoft OneDrive, and Salesforce.
Operational Modes
PSPDFKit for Web can be operated in either Standalone or Server-Backed mode. Standalone mode is a JavaScript library that runs entirely on the client. With Server-Backed, rendering and processing is generally handled by the Document Engine backend.