Getting Started

Kosshi is a simple, fast outliner for Mac and iPhone.

What is Kosshi?

Open the app and start writing. Everything goes into a single outline. You organize it with indentation, row movement, collapsing, and search.

Basic Usage

1. Open the app to see an empty outline
2. Type text, then press Enter to add a new row
3. Tab to indent, Shift+Tab to unindent
4. Cmd+↑/↓ to collapse or expand sections
5. Cmd+Shift+↑/↓ to move rows up or down

Key Features

• Lightweight and fast, even with thousands of rows
• Keyboard-driven — all operations are available without a mouse
• Collapse sections to show only what you need
• Search with Cmd+F, or find and replace with Cmd+Option+F

Learn More

• Focus Mode — zoom into a specific row
• Markdown — bold, italic, code, checkboxes, and more
• Images & Files — add images, PDFs, and videos
• Tags — # and @ tags, syncing dates to Reminders or Calendar
• Find & Replace — search and replace text
• Export — export as Markdown, OPML, or plain text
• Bookmarks — pin rows to the sidebar
• Auto Backup — daily backups and restore
• Data Storage and Sync — local SQLite storage, iCloud sync across devices
• Appearance — theme, font size, zoom, and more
• Keyboard Shortcuts — shortcut reference