Design a diary study plan with prompts, duration, participant criteria, and analysis framework. Use when you need to understand user behavior over time in natural contexts.
Install
npx skills add Infrasity-Labs/dev-gtm-claude-skills --skill diary-study-plannpx skills add Infrasity-Labs/dev-gtm-claude-skills --skill diary-study-plan -a claude-code -gnpx skills add Infrasity-Labs/dev-gtm-claude-skills --skill diary-study-plan -a codex -ggemini skills install https://github.com/Infrasity-Labs/dev-gtm-claude-skills.git --path product-designers/diary-study-plangh skill install Infrasity-Labs/dev-gtm-claude-skills diary-study-plangit clone --depth 1 https://github.com/Infrasity-Labs/dev-gtm-claude-skills /tmp/Infrasity-Labs__dev-gtm-claude-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/Infrasity-Labs__dev-gtm-claude-skills/product-designers/diary-study-plan ~/.claude/skills/diary-study-plan # Claude Code
cp -R /tmp/Infrasity-Labs__dev-gtm-claude-skills/product-designers/diary-study-plan ~/.agents/skills/diary-study-plan # Codex, Cursor, Gemini CLI, Copilot, OpenCode