Skill Claude CodeCodex
Adversarial code review that tries to disprove a change is safe. Produces counterexamples, not vibes. Use when the user wants adversarial, hostile, or red-team review, or asks you to break, attack, disprove, or exploit the change.
Skill Claude CodeCodex
Run an explicitly requested PR-to-deployment loop: publish a PR, reach Greptile 5/5, merge, and verify deployment. Use only when the user asks for the full lifecycle.
Skill Claude CodeCodex
Effect v4 logging and observability for APIs and backends. Use for structured logs and logger layers; typed error and Cause boundaries; request context and log spans; or distributed tracing integration.
Skill Claude CodeCodex
Finalize working-copy changes, an existing PR, or both into an objectively merge-ready state. Use for a final pass, hardening, or ship readiness.
Skill Claude CodeCodex
Design and review Fly.io deployments: app topology, Postgres choice, Fly Proxy lifecycle, private networking, and observability.
Skill Claude CodeCodex
Format every response for ADHD actionability.
Skill Claude CodeCodex
Behavior-preserving cleanup of a working-tree or explicit base/head diff. Use after implementation or when asked to simplify current or committed changes.
Skill Claude CodeCodex
Create, restyle, or present reviewed standalone HTML technical reports in a cohesive editorial system. Use for new reports, visual restyles, or corrected copies with tracked changes; report-producing skills may invoke it for standalone HTML presentation.
Skill Claude CodeCodex
TypeScript structure through narrow domain modules and explicit dependency graphs. Use when designing or refactoring module boundaries, public APIs, domain types, imports, or Effect service architecture.
Skill Claude CodeCodex
Evolve an existing product's visual language into a more distinctive design system while retaining its recognizable colours, fonts, and product identity. Use when the user wants a design-system or distinctive redesign of an existing UI; not for greenfield branding.
Skill Claude CodeCodex
Extend a product with a native UI feature inside an established design system. Use when new workflows, screens, or components must feel native to the product; not for redesigning the system or propagating it onto legacy surfaces.
Skill Claude CodeCodex
Apply an established design system across inconsistent product surfaces. Use when propagating approved tokens, components, layout, or interaction patterns; not for inventing a new visual direction.
Skill Claude CodeCodex
Audit test value. Use when the user asks to review tests for regression value or prune low-value unit and integration tests.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: