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Release notes

Migration Guides

What is WebViewer

DocumentViewer

Open/Save Document

Events

UI customization

Annotation

Collaboration

MS Office

DOCX Editor

Spreadsheet Editor

Conversion

PDF/A

Forms

Generate

Page manipulation

Edit page content

Extraction

Digital signature

Outlines/Bookmarks

Compare files

Optimization

Layers (OCGs)

Measurement

Redaction

Security

HTML

Portfolios

Low-level PDF API

Full API

WebViewer Server

Custom server

Best practices

Advanced

BIM

Video

Audio

Changelogs

Latest (v11.9.1)

Version 11

v11.9

v11.9.0

v11.9.1

v11.8

v11.7

v11.6

v11.5

v11.4

v11.3

v11.2

v11.1

v11.0

Version 10

Version 8

Version 7

Version 6

Version 5

Version 4

Version 3

Version 2

WebViewer Server

WebViewer BIM

Version 11.9.1 Changelog (2025-12-11)

WebViewer Core

New

Rendering

Added new API to enable a memory restricted mode to reduce memory consumption in memory restricted devices.

Fixes

Virtual Display Mode

Fixed handling of extremely tall elements so newer Firefox engines that overflow to zero now return the correct maximum supported height.

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Product:

Product:

Version 11.9.1 Changelog (2025-12-11)

WebViewer Core

New

Rendering

Fixes

Virtual Display Mode

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