Conduct structured multi-source research, synthesize evidence, compare options, and produce actionable conclusions. Designed for technical, product, and market investigations.
Build production-grade UX/UI (flows + components) with strong aesthetics, accessibility, and engineering quality. Optimized for Next.js + Tailwind + shadcn/ui + TypeScript.
Write JavaScript code in n8n Code nodes. Use when writing JavaScript in n8n, using $input/$json/$node syntax, making HTTP requests with $helpers, working with dates using DateTime, troubleshooting Code node errors, or choosing between Code node modes.
Validate n8n expression syntax and fix common errors. Use when writing n8n expressions, using {{}} syntax, accessing $json/$node variables, troubleshooting expression errors, or working with webhook data in workflows.
Interpret validation errors and guide fixing them. Use when encountering validation errors, validation warnings, false positives, operator structure issues, or need help understanding validation results. Also use when asking about validation profiles, error types, or the validation loop process.
Turn product requirements into clear UX strategy, flows, IA, wireframes-by-description, microcopy, and measurable acceptance criteria. Implementation-aware for web apps.
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).