Best practices for multi-language handling, locale routing, and detection middleware.
Install
npx skills add HoangNguyen0403/agent-skills-standard --skill nextjs-internationalization-i18nnpx skills add HoangNguyen0403/agent-skills-standard --skill nextjs-internationalization-i18n -a claude-code -gnpx skills add HoangNguyen0403/agent-skills-standard --skill nextjs-internationalization-i18n -a codex -ggemini skills install https://github.com/HoangNguyen0403/agent-skills-standard.git --path skills/nextjs/internationalizationgh skill install HoangNguyen0403/agent-skills-standard nextjs-internationalization-i18ngit clone --depth 1 https://github.com/HoangNguyen0403/agent-skills-standard /tmp/HoangNguyen0403__agent-skills-standard
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/HoangNguyen0403__agent-skills-standard/skills/nextjs/internationalization ~/.claude/skills/nextjs-internationalization-i18n # Claude Code
cp -R /tmp/HoangNguyen0403__agent-skills-standard/skills/nextjs/internationalization ~/.agents/skills/nextjs-internationalization-i18n # Codex, Cursor, Gemini CLI, Copilot, OpenCode