xopoko/ios-ettrace-profiler
Capture and interpret symbolicated ETTrace profiles for iOS simulator startup, scrolling, navigation, rendering, runtime flows, before/after comparisons, and CPU hotspots.
npx skills add https://github.com/Xopoko/build-swift-apps --skill ios-ettrace-profiler
Take xopoko/ios-ettrace-profiler from the repository into ~/.claude/skills for personal
use, or into .claude/skills inside a project.
The agent identifies a skill by the name field in its header. Two skills with the
same name cannot sit side by side — one of them will be ignored.
The instructions reference brew.
Without those the skill loads but fails at the first command.