Unfold — Quick Look

Preview folders, archives, source code with syntax highlighting, Markdown, Mermaid diagrams, ebooks, and many more file types directly in macOS Quick Look.

Folder & Archive Previews

Preview folders and archives instantly — no extra Finder windows.

• Three layouts: Native, Grid, and List
• Supports ZIP, RAR, TAR and other archives
• Works in Spotlight, Finder, and third-party file managers

Source Code Previews

Inspect source files, configs, and project assets with syntax highlighting when you just need a quick read.

• Adjustable font size
• Line numbers (toggle on/off)
• Select and copy text

Markdown Previews

Preview notes, READMEs, and drafts as formatted Markdown instead of plain text.

• Table of Contents
• Support for Mermaid diagrams

Mermaid Previews

View Mermaid charts as rendered diagrams instead of raw syntax.

• Zoom in and out
• Pan the diagram when zoomed in

Ebook Previews

Preview ebooks and comic archives without opening a dedicated reader.

• Table of Contents
• Supports CBR and CBZ comic archives

Even More File Types You Can Preview 145 supported file extensions including archives, source code, Markdown, Mermaid diagrams, and ebooks.