Released: Apr 30, 2026

Updates in V26.4

Fixes

• SVG documents with complex borders or paths now render correctly when exported to PDF.
• SVG rendering now handles embedded HTML elements with "auto" layout values without throwing an ArgumentException.

Released: Apr 1, 2026

Updates in V26.3

Features

• Improved SVG to PDF generation with internal refinements in rendering and output processing.
• Enhanced overall reliability and consistency of the conversion pipeline.
• Applied general maintenance and internal quality improvements.

Released: Mar 2, 2026

Updates in V26.2

Features

• Added support for the text_length attribute with length_adjust modes (spacing and spacing_and_glyphs) on text and tspan elements, introduced the writing_mode and text_orientation CSS properties for vertical text layout, and corrected text_anchor alignment for right-to-left direction.

Fixes

• Resolved deadlock issues in navigate_async methods, making all overloads fully asynchronous and safe to call from event-loop-bound contexts.

Released: Feb 3, 2026

Updates in V26.1

Features

• Rendering Memory Optimization
  • Optimized internal rendering data structures and allocation patterns to reduce overall memory usage.
  • Improved rendering performance and stability when processing SVG documents with a large number of elements or complex layouts.

Released: Dec 23, 2025

Updates in V25.12

Features

• JavaScript Engine Update - Migrated the embedded JavaScript engine to Jint 3.0.2, ensuring improved long-term maintainability and better alignment with current JavaScript execution requirements used in SVG scripting scenarios.
• JavaScript Parser Update - Updated the JavaScript parser dependency to Esprima 3.0.4, improving robustness and compatibility when parsing and executing scripts embedded in SVG documents.

Released: Dec 14, 2025

Updates in V25.11

Features

• Improved Algorithm for Splitting SVG Images into Pages - Reworked the internal layout and pagination logic to minimize redundant calculations and data copies when dividing SVG content into pages. This leads to noticeably faster exports to multi-page formats.
• Reduced Memory Usage During Pagination - Optimized internal data structures used in the paging pipeline to lower memory pressure, especially for documents with hundreds or thousands of elements spread across multiple pages.

Released: Nov 19, 2025

Updates in V25.10

Features

• Reduced memory usage - Enhanced internal DOM and rendering subsystems to lower peak memory consumption when working with large or deeply nested SVG files.
• Faster loading of large documents - Optimized parsing and resource handling routines for faster SVG loading times, especially with multi-layered vector graphics.
• Improved Arabic font rendering - Refined text shaping and glyph metrics for Arabic and similar script fonts, resulting in more accurate typographic output.
• Support for the...

Released: Sep 30, 2025

Updates in V25.9

Features

• Text decorations: Added support for text-decoration: line-through; in SVG content.
• Unicode coverage: Implemented CMAP format 12 handling during font processing to render characters beyond the BMP (e.g. many emoji and historic scripts).
• CSS variables: Improved var() implementation with correct cascading, better value parsing/serialization, and spec-accurate behavior.
• Platform: Added macOS installation/runtime support.

Fixes

• RTL text: Fixed incorrect rendering of surrogate pairs in right...

Released: Aug 29, 2025

Updates in V25.8

Features

• Added boolean geometry operations (Union, Difference, Intersection) for all SVGGeometryElement types. The Combine method produces a new <path> element representing the merged result, enabling advanced shape composition.

Fixes

• Fixed incorrect text positioning due to miscalculated dx/dy values. The text layout algorithm now renders text consistently and correctly, preventing overlaps or broken visual output.

Released: Jul 25, 2025

Updates in V25.7

Features

• Enhanced Event Handling and Node Operations:
  • Event Listener Methods:
    • The behavior of various add_event_listener methods and the IEventListener interface has been updated and clarified.
• Updated CSS and Saving Options:
  • Saving Options:
    • The new SVGZSaveOptions class offers options for saving SVG files in compressed SVGZ format.
    • The save method now supports both plain-SVG and compressed SVGZ file outputs.
• Method Consistency and Clarity:
  • Several API members (e.g. get_platform_type, get...