Release Notes | Writer

Added the Android version of Writer with Markdown editing, live preview, outline navigation, find and replace, image insertion, and system document-provider support.
Added Android TextPack support for keeping Markdown content and referenced assets together in a portable package.
Added Android editor customization, Markdown preview themes, custom CSS theme import, and code highlighting styles.

On macOS and iPhone, added offline Mermaid diagram rendering in Markdown preview with size controls and colors that follow the selected theme.
On macOS, expanded Finder Quick Look to render Mermaid diagrams, syntax-highlighted code blocks, local Markdown images after folder access, and separate code themes for light and dark appearance.
Added separate light and dark code-theme choices across Apple previews, so code remains readable when the system appearance changes.
Opened ordinary links from rendered previews in the default browser while keeping local document anchors inside Writer.

Remembered document window size and position for a more consistent workspace, while keeping new windows visible and neatly arranged.
Used the document title as the default file name when saving, making Markdown files easier to identify.

Fixed a crash that could occur when undoing Markdown edits by rebuilding the undo architecture around native text-edit operations for more reliable undo and redo.
Synced editor accent colors with the selected Markdown theme, including live updates when switching themes.
Improved emphasis rendering and delimiter detection for a more accurate Markdown writing experience.
Preserved find and replace text when switching between editing and preview modes on macOS.
Avoided unnecessary folder permission prompts when saving plain Markdown files without local media references.
Improved PNG export reliability when Markdown images are missing or unavailable.
Fixed the edited state after the first save of a new document.
Made double-clicking the macOS title bar expand the window to the full available screen height while preserving its original size for quick restore.