Build Next.js App Router apps with explicit server/client boundaries, caching (fetch, revalidate, Cache Components), Route Handlers, and pages-router migration pitfalls. Use for SSR, RSC, deployment prep, and Next 15–16 cache model changes.
Install
npx skills add alivirgo/Major-AI-Skills --skill nextjsnpx skills add alivirgo/Major-AI-Skills --skill nextjs -a claude-code -gnpx skills add alivirgo/Major-AI-Skills --skill nextjs -a codex -ggemini skills install https://github.com/alivirgo/Major-AI-Skills.git --path skills/nextjsgh skill install alivirgo/Major-AI-Skills nextjsgit clone --depth 1 https://github.com/alivirgo/Major-AI-Skills /tmp/alivirgo__Major-AI-Skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/alivirgo__Major-AI-Skills/skills/nextjs ~/.claude/skills/nextjs # Claude Code
cp -R /tmp/alivirgo__Major-AI-Skills/skills/nextjs ~/.agents/skills/nextjs # Codex, Cursor, Gemini CLI, Copilot, OpenCode