Skill Claude CodeCodex
Use when writing JavaScript or TypeScript code with asynchronous operations, fixing promise-related bugs, or converting callback/promise patterns to async/await. Triggers: 'promise chain', 'unhandled rejection', 'race condition in JS', 'callback hell', 'Promise.all', 'sequential vs parallel async', 'missing await'.…
Skill Claude CodeCodex
Use when auditing whether tests or verification tools genuinely catch failures, or when user expresses doubt about test/verifier quality. Triggers: 'are these tests real', 'do tests catch bugs', 'tests pass but I don't trust them', 'test quality audit', 'green mirage', 'verifier audit', 'linter audit', 'shallow…
Skill Claude CodeCodex
Use when the operator asks for unattended work. Triggers: 'work autonomously', 'fully autonomous', "don't stop unless you have a blocker", 'keep going until it's done', 'don't check in with me', 'run until finished', 'no need to ask, just do it'. NOT for: a single unattended command, YOLO/permission-bypass questions…
Skill Claude CodeCodex
Branch diff mechanics: merge-base detection, branch-context.sh, stacked branches, worktree context. Loaded by the diff-semantics rule module. Triggers: 'what changed on this branch', 'branch diff', 'merge base', 'PR description', 'changelog'.
Skill Claude CodeCodex
Use when the user EXPLICITLY asks for a lightweight pass, or for feedback/audit modes. Triggers: 'quick review', 'light review', 'look over this', '--quick', 'check my work', 'self-review before PR', 'review my code', 'audit this code', 'PR comments to address', 'reviewer said', 'address feedback', 'review PR #X…
Skill Claude CodeCodex
Use when creating GitHub pull requests or issues with template compliance. Triggers: 'create a PR', 'open a pull request', 'file an issue', 'create issue'. Also invoked by finishing-a-development-branch. NOT for: deciding whether to merge or PR (use finishing-a-development-branch).
Skill Claude CodeCodex needs its repo
Use when debugging bugs, test failures, or unexpected behavior. Triggers: 'why isn't this working', 'this doesn't work', 'X is broken', 'something's wrong', 'getting an error', 'exception in', 'stopped working', 'regression', 'crash', 'hang', 'flaky test', 'intermittent failure', or when user pastes a stack…
Skill Claude CodeCodex
Use when consolidating overlapping instruction files, auditing skills for duplicated guidance, or pruning paraphrased prose across a markdown corpus. Triggers: 'dedupe these skills', 'dedupe these instructions', 'find duplicate instructions', 'consolidate instruction files', 'find paraphrased prose', 'collapse…
Skill Claude CodeCodex
Use when researching complex topics, evaluating technologies, investigating domains, or answering multi-faceted questions requiring web research. Triggers: 'research X', 'investigate Y', 'evaluate options for Z', 'what are the best approaches to', 'help me understand', 'deep dive into', 'compare alternatives', 'look…
Skill Claude CodeCodex
Use when verifying that AI-generated claims, references, or assertions are grounded in reality. Triggers: 'does this actually exist', 'is this real', 'did you hallucinate', 'verify these references', 'check if this is fabricated', 'reality check', 'ground truth'. Invoked as quality gate by develop and deep-research.…
Skill Claude CodeCodex
Use when exploring design approaches, evaluating alternatives, or making architectural decisions. Triggers: 'explore options', 'explore design options', 'design alternatives', 'evaluate approaches', 'design tradeoffs', 'what are the tradeoffs', 'how should I approach', 'sketch out an approach', 'how would you…
Skill Claude CodeCodex
Use when designing systems with explicit states, transitions, or multi-step flows. Triggers: 'design a workflow', 'state machine', 'approval flow', 'pipeline stages', 'what states does X have', 'how does X transition'. Also invoked by develop when workflow patterns are detected.
Skill Claude CodeCodex
Use when building, creating, modifying, or planning any code change. Triggers: "implement X", "build Y", "add feature Z", "create X", "change how X works", "modify Y", "update the Z", "refactor X", "rework Y", "restructure Z", "make X do Y", "let's plan how to", "plan the implementation", "how should we implement"…
Skill Claude CodeCodex
Use when challenging assumptions, surfacing risks, or stress-testing designs and decisions. Triggers: 'challenge this', 'play devil's advocate', 'what could go wrong', 'poke holes', 'find the flaws', 'what am I missing', 'is this solid', 'red team this', 'what are the weaknesses', 'risk assessment', 'sanity check'.…
Skill Claude CodeCodex
Use when triaging, categorizing, or summarizing PR changes to decide where human attention should go. Triggers: 'summarize this PR', 'what changed in PR #X', 'triage PR', 'which files need review', 'PR overview', 'categorize changes', or pasting a PR URL. NOT for: judging code quality or producing findings on a branch…
Skill Claude CodeCodex
Use when generating, improving, or auditing project documentation. Triggers: 'document this project', 'write docs', 'generate documentation', 'docs are outdated', 'need a README', 'create tutorials', 'API reference docs', 'doc audit', 'documentation review'. Standalone README: use /write-readme. NOT for: code changes…
Skill Claude CodeCodex
Use when writing subagent prompts, skill instructions, or any text where accuracy is critical and hallucination would cause harm. Triggers: 'make this accurate', 'high-stakes prompt', 'this needs to be truthful', 'critical instructions', 'get this right'. NOT for: general prompt improvement (use…
Skill Claude CodeCodex
Production code quality standards and the prohibited-pattern checklist for all code changes. Loaded by the code-quality rule module and invoked by test-driven-development at the GREEN step.
Skill Claude CodeCodex
Algorithmically estimate engineering tickets, JIRA cards, test cards, or feature requests. Produces well-scoped, AI-productivity-adjusted, PERT-buffered estimates with 80/90/95% confidence intervals for single and multi-engineer execution. Triggers - "estimate this ticket", "estimate this card", "size this", "story…
Skill Claude CodeCodex
Use when you have an implementation plan ready to execute. Triggers: 'run the plan', 'start building', 'execute the tasks', 'implement the steps', 'next task in the plan', 'work through the plan'. Also invoked by develop after planning phase completes. NOT for: creating plans (use writing-plans).
Skill Claude CodeCodex
Use when verifying technical claims in code, docs, or comments before merge. Triggers: 'is this claim correct', 'verify this', 'fact check', 'is this accurate', 'check these assertions', 'are these comments true'. NOT for: checking if AI hallucinated references (use dehallucination).
Skill Claude CodeCodex
Use when reviewing code changes, auditing new features, or cleaning up. Triggers: 'find dead code', 'find unused code', 'check for unnecessary additions', 'what can I remove', 'is this used anywhere', 'can I delete this', 'orphaned code', 'unused imports'.
Skill Claude CodeCodex
Use when implementation is complete, tests pass, and you need to decide the integration path. Also use when asked to prepare a branch for release: 'update changelog', 'bump version', 'bump patch version', 'make sure changelog is correct', 'make sure version is correct'. Triggers: 'done with this branch', 'ready to…
Skill Claude CodeCodex
Use when tests themselves are broken, test quality is poor, or user wants to fix/improve tests. Triggers: 'test is broken', 'test is wrong', 'test is flaky', 'make tests pass', 'tests need updating', 'green mirage', 'tests pass but shouldn't', 'audit report findings', 'run and fix tests'. NOT for: bugs in production…
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: