Oxygen XML Editor v28 Builds

Build ID: 2026062905

Wed, 30 Jun 2026 12:00:00 GMT

DITA Maps Manager Performance: DITA maps that reference peer maps with many keys now use less memory.

Security/Component Update: The Netty libraries were updated to avoid various minor vulnerabilities.

Security/Component Update: The netty-handler and netty-handler-proxy libraries for DITA to Zendesk transformations were updated to avoid possible vulnerabilities.

WebHelp: Short descriptions for child links and related links now display more clearly in WebHelp output.

Build ID: 2026052805

Wed, 28 May 2026 14:00:00 GMT

Performance/Windows: On Windows, the application now starts faster and handles file-intensive tasks more efficiently, including "Validate and Check for Completeness" on large sets of files.

AI Positron Move/Rename: AI Positron can now move or rename files without reporting an error when related files are open in the editor.

Author mode: Author mode no longer fails in documents that use a specific combination of CSS selectors and custom processing instructions.

Markdown Preview: Improved the rendering in the DITA preview tab when displaying Markdown content that contains malformed HTML fragments.

DITA Maps Manager/XML Refactoring: Recursive resource collection for XML Refactoring actions in the DITA Maps Manager context is no longer performed.

WebHelp Search: Now, when you perform a phrase search in WebHelp, matching phrases are highlighted consistently.

DITA to Zendesk/Security/Component Update: The Netty transport libraries in the DITA to Zendesk publishing plugin were updated to address some low-severity vulnerabilities.

Build ID: 2026042105

Wed, 22 Apr 2026 12:00:00 GMT

Linux: For Linux users, app launchers now correctly apply the Java VM options defined in your .vmoptions files.

Validation: Adding custom actions to the Validation toolbar no longer fails with an error.

Component Update: Updated the Netty HTTP library used in the Oxygen Publishing Engine Zendesk plugin to version 4.2.12.Final.

WebHelp Responsive: WebHelp Responsive output generation is now more robust when enabling the webhelp.enable.ai.friendly parameter.

WebHelp Context Sensitive Help: Thanks to new optimizations, you now get faster load times when using WebHelp context-sensitive help.

Build ID: 2026031705

Wed, 18 March 2026 15:30:00 GMT

The initial build of Oxygen XML Editor version 28.1.