6 tagged preflight, measured the same way as everything else here.
Skill Claude CodeCodex
This skill should be used when the user asks to "run Preflight", "scan launch readiness", "check production readiness", "audit before deploy", "fix preflight findings", "set up preflight.yml", "wire Preflight into CI", or mentions the Preflight.sh CLI.
Skill Claude CodeCodex
Run preflight and postflight checklists against UX flows before you design and before you ship. Covers onboarding, forms, pricing, dashboards, and empty states. Returns structured findings with severity and smell linkage. Requires uxuiprinciples.com API Access (pro tier).
Skill Claude CodeCodex
Discover x402 callables then check the seller BEFORE paying. Free resource join (GET /v1/intel/resources) lists listed|live402 claims; free preflight returns a ReadinessCard (allow / warn / block) from the observed Solana x402 corpus. Composes with any x402 payer skill: discover → merchantcard wash refuse → preflight…