MacMD Viewer
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Changelog

What's new

Version history and release notes for MacMD Viewer.

June 3, 2026
v1.3.0

Document theming

  • 7 document themes: GitHub Light, GitHub Dark, Atom One Dark, Dracula, Tokyo Night, Solarized Light, Nord
  • Themes restyle the whole document — typography, code blocks, blockquotes, tables
  • QuickLook spacebar preview follows the active theme via App Group
  • Theme picker in Preferences, persisted per-app
May 9, 2026
v1.2.1

macOS Tahoe compatibility

  • Sparkle auto-update now fully compatible with the macOS Tahoe sandbox model
  • Smoother update flow for users on macOS 15 and later
May 9, 2026
v1.2.0

Security hardening

  • Sandbox grant flow for opening linked files (via standard macOS file picker)
  • Hardened file-link security: extension allowlist, symlink resolution, inert-document model
  • Closed image auto-load on non-local hosts (CSP tightening)
  • Improved <a> link handling, including SVG xlink:href edge cases
May 7, 2026
v1.1.7

License management & admin polish

  • Admin: license revocation system for refunded customers
  • Admin: balanced license table columns, added Revoke button + Revoked badge
  • Fixed duplicate heading highlights in the table of contents
  • Reduced keychain access prompts on startup
May 5, 2026
v1.1.6

Appearance settings

  • New: Appearance setting in Preferences (Follow System / Light / Dark)
  • Per-app override so MacMD Viewer can stay light while the system is dark (or vice versa)
  • Documented QuickLook appearance limitation in Settings
April 14, 2026
v1.1.0

Default app behavior & deploy reliability

  • Fixed: MacMD Viewer no longer overrides your default Markdown app on first launch
  • Improved deploy pipeline reliability (HTTP wake-up, SSH retries)
  • Sparkle auto-update signing pipeline hardened
March 15, 2026
v1.0.0

Initial Release

  • Native macOS Markdown viewer built with SwiftUI
  • Mermaid diagram rendering (flowcharts, sequence, state, Gantt, pie, class)
  • Syntax highlighting for all major programming languages
  • QuickLook extension for Finder preview
  • Live file watching with automatic reload
  • Light and dark mode following system appearance
  • Table of contents sidebar with scroll position tracking
  • Zoom controls with per-document persistence
  • URL scheme support (macmd://)
  • Apple Silicon native (Universal Binary)

Always getting better

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