### NEW - Add Select to choose an existing stylesheet from the Custom Styles folder without importing a duplicate ### CHANGED - Clarify Scale preview with window size as type-size scaling that still fills the preview pane ### IMPROVED - Apply Font Size and Scale preview with window size via page zoom so layout no longer letterboxes - Update bundled mermaid preview script to 11.17.2 - Open the folder grant panel on the covering parent folder instead of only the subdirectory ### FIXED - Keep TOC and preview content resizing with the Quick Look window when enlarging and shrinking - Restore resize tracking on the second preview open instead of locking to the initial host size - Make preview content fill the pane as the window grows by overriding theme max-width constraints - Refresh open previews when Settings change (style, font size, fluid zoom, front matter, and related options) - Make Settings tabs scroll so the Preview pane fits on smaller MacBook Pro screens - Honor existing parent folder grants when previewing Markdown in subdirectories without asking again - Embed local images from the document folder or any parent up through the granted root - Reload the preview after Grant Folder Access so images appear instead of keeping a stale freeze - Avoid false Grant Folder Access prompts when a covering grant is active and only some image links are missing

### IMPROVED - Update bundled mermaid preview script to 11.17.2 ### FIXED - Make Settings tabs scroll so the Preview pane fits on smaller MacBook Pro screens - Restore reliable TextPack Quick Look previews by keeping extracted package contents available until the preview closes - Stop TextPack previews from spinning indefinitely when preview preparation deadlocks or fails - Show an in-preview error message instead of leaving Quick Look on a spinner when preview preparation fails - Respect parent folder permissions when previewing files in subdirectories without re-prompting for access - Resolve local images referenced from subdirectories relative to either the document or granted parent root - Prevent missing image links from triggering false-positive Grant Folder Access prompts when access is already active

#### IMPROVED - Fall back to bundled preview scripts when **jsDelivr** is unreachable during Xcode builds - Update bundled **mermaid** preview script to 11.17.0 #### FIXED - Preserve **syntax highlighting** in inverted preview themes by excluding Highlight.js blocks from generic pre/code overrides - Make **Settings** tabs scroll so the Preview pane fits on smaller MacBook Pro screens

### FIXED - Stretch preview tables to full content width as the Quick Look window grows, while keeping content-based column sizing so short columns no longer crush - Align preview table header and body columns so borders line up across the grid - Preserve syntax highlighting in inverted preview themes when code blocks use Highlight.js

### NEW - Add a Front matter setting to hide metadata or show it as a table or code block - Display YAML and MultiMarkdown front matter at the top of Quick Look previews - Add Scale preview with window size so preview zoom tracks Quick Look content width (works with themes and custom styles; Font Size remains a multiplier) ### IMPROVED - Refresh frozen Quick Look previews when Settings that affect rendering change - Hide the Table of Contents automatically when the preview is narrower than 500 points (Finder column Preview) ### FIXED - Stretch preview tables to full content width while keeping content-based column sizing (short columns no longer crush)

### NEW - Add a Front matter setting to hide metadata or show it as a table or code block - Display YAML and MultiMarkdown front matter at the top of Quick Look previews ### IMPROVED - Refresh frozen Quick Look previews when Settings that affect rendering change ### FIXED - Keep the License window Copy button visible beside long license codes

### IMPROVED - Bump Apex to 1.1.13 so bare-URL autolinking stays fast on large documents - Skip bare-URL autolinking only above 600KB as a safety net for enormous files - Build the Table of Contents from converted HTML instead of a second Apex parse - Load MathJax, Mermaid, and highlight.js only when the Markdown needs them - Chunk syntax highlighting so large documents paint sooner - Cancel then reopen Spacebar still uses a warm freeze cache for an instant preview - Treat Synology Drive, Google Drive, OneDrive, MEGA, and iCloud items as cloud-synced paths for image access ### FIXED - Stop MathJax from loading on jQuery-style $ false positives that could blank the preview - Contain custom styles so content cannot force horizontal overflow past the Quick Look window - Show the Table of Contents on first paint instead of waiting for a window resize - Fill the preview pane to the window edge so a blank right gutter no longer appears beside the TOC - Honor intentional TOC collapse without auto-expanding or leaving a blank strip

### NEW - Preview TextBundle and TextPack packages in Quick Look (Markdown content + assets/), with Alternate Viewer registration matching Marked - Honor Bear-style image attributes from JSON objects in HTML comments on inline and reference images (via Apex 1.1.12) - Preview files tagged net.multimarkdown.text (MultiMarkdown) in Quick Look ### IMPROVED - Bump Apex to 1.1.13 so bare-URL autolinking stays fast on large documents - Skip bare-URL autolinking only above 600KB as a safety net for enormous files - Build the Table of Contents from converted HTML instead of a second Apex parse - Load MathJax, Mermaid, and highlight.js only when the Markdown needs them - Chunk syntax highlighting so large documents paint sooner - Cancel then reopen Spacebar still uses a warm freeze cache for an instant preview - Treat Synology Drive, Google Drive, OneDrive, MEGA, and iCloud items as cloud-synced paths for image access

### NEW - Preview TextBundle and TextPack packages in Quick Look, including Markdown content and bundled assets - From Marked imports custom CSS stylesheets from Marked without changing the originals - Add Quarto support for .qmd files and recognize Quarto and Typora Markdown file types - Add Help menu links for support, troubleshooting, and Marked 3 - Add a Font Size setting from 50% to 150% - Show Local Images requests access to the current file's folder when needed - Add persistent Local Images folder grants in Settings ### CHANGED - Hide Open in Marked and its setting because the App Store does not allow the required sandbox exception - Remove broad Desktop, Documents, Downloads, CloudStorage, and iCloud read entitlements; local images now use explicit folder grants ### IMPROVED - Style Pandoc and Quarto semantic spans, including small caps, underline, and highlight - Apply inverted Marked themes automatically in Dark Mode - Improve MultiMarkdown metadata detection to avoid treating ordinary prose as metadata - Warn when an enabled custom stylesheet cannot be read - Refine the Custom Style settings layout and retain access to Marked style folders ### FIXED - Keep the Table of Contents sidebar from expanding over the preview - Preview Markdown files tagged by TeXShop and similar apps - Keep preview content visible below the Quick Look title bar - Show same-folder and relative local images after granting access to their folder - Read imported custom CSS from the shared app group instead of falling back to a built-in theme

### NEW - From Marked imports a custom CSS stylesheet from Marked's style folders into Marked Quick Look (one-way copy; Marked is unchanged) - Add Quarto support for .qmd files with an Enable Quarto support preference (on by default) - Register Quick Look types for org.quarto.qmd, org.rstudio.qmd, and io.typora.markdown so Typora-tagged Quarto/Markdown files preview correctly - Help menu: Contact Support, Support Site, Troubleshooting, and Learn about Marked 3 / Marked 3 Website - Font Size setting (50%-150% in 10% steps) scales Quick Look preview text, including custom styles ### IMPROVED - Style Pandoc/Quarto semantic spans (small caps, underline, highlight) in the shared base stylesheet - Apply Marked themes' inverted body class when generating a preview in Dark Mode - Undelimited MultiMarkdown metadata keys may only contain letters, digits, spaces, hyphens, and underscores; punctuation rejects the line as ordinary text - A single long metadata candidate line (over 100 characters) is treated as prose rather than a lone MultiMarkdown key/value pair - Warn in Settings and show a preview banner when a custom stylesheet is enabled but unreadable - Custom Style settings layout so Import, From Marked, and Reveal fit on one line with the path shown below - After granting folder access once, From Marked lists Marked stylesheets via a security-scoped bookmark

### NEW - Add Quarto support for .qmd files with an Enable Quarto support preference (on by default) using Apex Quarto mode - Register Quick Look types for org.quarto.qmd, org.rstudio.qmd, and io.typora.markdown so Typora-tagged Quarto/Markdown files preview correctly - Get Marked 3 button shown when Marked is not installed; opens markedapp.com ### IMPROVED - Style Pandoc/Quarto semantic spans (small caps, underline, highlight) in the shared base stylesheet - Apply Marked themes' inverted body class when generating a preview in Dark Mode - Quick Look extension can launch URLs from the sandbox using (allow lsopen) entitlement and markedquicklook:// host app routing ### FIXED - Keep the Table of Contents sidebar at a capped fixed width so Quick Look window growth no longer expands it over the preview - Claim com.unknown.md so Markdown files retagged by TeXShop and similar apps still preview correctly - Quick Look extension declares public.markdown for macOS Tahoe files tagged with Apple's Markdown UTI - Quick Look preview now handles iA Writer net.ia.markdown files in addition to net.daringfireball.markdown - Quick Look extension declares public.utf8-plain-text for Apple's macOS 27 Markdown UTI hierarchy - Open in Marked button in Quick Look preview now opens the file in Marked via host app handoff and the x-marked-3 URL scheme ### CHANGED - Open in Marked control moved from HTML/JavaScript toolbar to a native AppKit button in the preview extension