Available Now: Explore our latest release with enhanced accessibility and powerful IDP features

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WebViewer: JavaScript Document SDK

Compatible with all frameworks and browsers, WebViewer delivers the highest quality rendering, conversion, and document manipulation capabilities through a single, customizable component. Supporting PDF, Office, CAD, images, videos, and websites, it's fully featured out of the box, delivering exceptional usability and functionality trusted by thousands.

Fully Featured Out of the Box

Get to market faster by leveraging WebViewer’s out-of-the-box UI and deep feature set. Deliver exceptional usability and functionality backed by years of testing and thousands of customer use cases

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Meet Global Accessibility Standards

WebViewer’s UI is WCAG 2.1 AA compliant, supporting users with digital accessibility requirements. Meet stringent digital accessibility standards such as Section 508 and the European Accessibility Act.

Annotation and Collaboration

Choose from 35+ annotations or build custom markup tools. Then, leverage out-of-the-box modules to enable real-time collaboration.

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Digital Signatures

Create complete, custom signing workflows, including signature field assignment, signature creation, collection, and validation.

Redaction

Eliminate confidential information by searching and redacting sensitive keywords, strings, and patterns. Redact areas of images and text, or entire pages.

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Page Manipulation

Add, remove, rearrange, or merge pages easily by clicking or drag-and-drop page thumbnails, or set up a programmatic workflow.

Create Forms

Simplify form filling with features that automate data entry into your database. Fill, edit, and create new forms. Populate data from any source into existing templates.

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Document Generation

Embed a scalable and secure document generator that merges Office templates with JSON data client-side, right in the browser.

Comparison

Easily identify changes in drawings and documents with intuitive overlays, side-by-side comparisons, and semantic text differences in highlighted word pairs.

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Text Editing

Have users edit PDF text and images in your app with a leading-accuracy editor that embeds directly. Apply or change existing styling or font sizes.

Measurements

Streamline estimates via a fast, precise measurement tool. Set drawing scale, and measure distance, area, perimeters, and more with snap-to geometry.

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DOCX Editing

Edit and create DOCX files client-side: Write and edit text, apply styling, adjust fonts and sizes, or add bulleted and numbered lists. Eliminate post-edit formatting inconsistencies with native DOCX editing, producing true WYSIWYG output quality across all Word processors.

Time to make work better and life simpler

Supported Browsers

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Chrome

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Firefox

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Safari

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Microsoft Edge