Conduct usability tests and identify UX issues through systematic observation. Use when testing user flows, validating designs, identifying friction points, or ensuring users can complete core tasks. Covers test planning, think-aloud protocol, task scenarios, and severity rating.
Install
npx skills add daffy0208/ai-dev-standards --skill usability-testernpx skills add daffy0208/ai-dev-standards --skill usability-tester -a claude-code -gnpx skills add daffy0208/ai-dev-standards --skill usability-tester -a codex -ggemini skills install https://github.com/daffy0208/ai-dev-standards.git --path skills/usability-testergh skill install daffy0208/ai-dev-standards usability-testergit clone --depth 1 https://github.com/daffy0208/ai-dev-standards /tmp/daffy0208__ai-dev-standards
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/daffy0208__ai-dev-standards/skills/usability-tester ~/.claude/skills/usability-tester # Claude Code
cp -R /tmp/daffy0208__ai-dev-standards/skills/usability-tester ~/.agents/skills/usability-tester # Codex, Cursor, Gemini CLI, Copilot, OpenCode