Useful AI things an engineer uses daily — agent skills installable with npx skills add
Skill Claude CodeCodex
Safely bring the latest main into the current branch. Fetches main fresh from the remote, merges it into the working branch, and resolves conflicts by reading the full context of both sides — keeping the branch's logic changes and main's unrelated UI/infra changes rather than blindly taking one side. Asks the user…
Skill Claude CodeCodex
Senior-engineer production-readiness review of code changes. Verifies every finding against the real codebase before reporting it — no speculative or pattern-matched advice. Focuses on security, authz and tenant data isolation, N+1 and other database problems, correctness under concurrency, and failure modes. Use when…
Skill Claude CodeCodex
Senior-QA test pass on a newly implemented feature. Detects the project's real test stack, writes unit and functional/integration tests, then drives the running app with Playwright for end-to-end coverage, saving screenshots to a gitignored folder for human review. Asks upfront whether found bugs should be fixed or…
Skill Claude CodeCodex
Turn finished work into a clean commit and pull request. Always asks first whether the commit and PR should carry AI/bot authorship attribution or stay fully human-authored, then matches the repository's existing commit conventions, splits work into logical commits, and writes a PR body with context, risk, and…