Skill Claude CodeCodex
Challenges requirements, removes unnecessary work, and simplifies design before writing code. Activates when asked to build, implement, automate, add a feature, create a service, migrate, or replace a process. Does not activate for general code writing, bug fixes, or simple edits.
Skill Claude CodeCodex
Review code for readability, then simplify it to be easy to follow and understand. Use this skill when the user wants to simplify code, improve readability, clean up for handoff, make code skimmable, reduce complexity, refactor for clarity, strip boilerplate, prepare code for future maintainers, or make a codebase…
Skill Claude CodeCodex
Apply critical rationalist epistemology (Popper, Deutsch) to evaluate reasoning, identify errors, and refine understanding. Use when the user explicitly requests help with reasoning - phrases like "help me think this through", "does this make sense", "any flaws in this", "what am I missing", "critique this", "is this…
Skill Claude CodeCodex
Diagnose a codebase through its git history before reading any code. Surfaces churn hotspots, bus factor risks, bug clusters, velocity trends, and firefighting patterns. Only invoked directly via /navvy — does not auto-trigger.
Skill Claude CodeCodex
Use when someone asks to write, rewrite, review, or improve text that appears inside a product or interface. Examples: "review the UX copy", "is there a better way to phrase this", "rewrite this error message", "write copy for this screen/flow/page", reviewing button labels, improving CLI output messages, writing…