03 · Apple HIG
apple-hig-macos-window-layout
The macOS window shell — sizing, and when to use a sheet versus a window versus a popover.
Use when
Use when deciding how a surface should appear on macOS: window, sheet, popover, or menu.
What this skill is
apple-hig-macos-window-layout is an agent skill in the akakika-skills collection. It is a SKILL.md file that teaches Claude Code, Codex, Cursor, and other skill-aware agents how to handle this job without inventing a half-remembered version of it. Read it, copy the folder, or install the full set.
Install just this skill
Copy into Claude Code
git clone https://github.com/aka-kika/akakika-skills
cp -R akakika-skills/skills/apple-hig/apple-hig-macos-window-layout ~/.claude/skills/Or install everything with the one-liner.