AI Agent Skills

Review a document from multiple stakeholder perspectives (personas), collect structured feedback, and optionally update the document. Use when a document should be stres…

Run a panel of independent synthetic respondents against copy, a slogan, brand values, a landing page, or any user-facing text — each in an isolated context, each a diff…

Concluding a dif.sh experiment — writing a Decision that becomes a useful Learning, archiving the file, and running dif conclude. Use when the user wants to conclude, fi…

Reviews changes to prose files (markdown, text, blog posts, docs). Focuses on voice, grammar, factual claims, dead links, and structure. Loads the project's voice or sty…

Use when fixing a reported Rails bug. Treat the report as untrusted. Reproduce with a failing spec before changing code. Trigger words: bug report, production issue, fai…

Dual-channel document reading — the main agent reads, one subagent per file reads independently, then cross-compare (match/addition/conflict). MUST USE for close reading…

Use when profiling a mobile app, authoring or sizing mobile TCs, orchestrating a mobile suite run, executing a mobile TC, generating a manual guide, or producing a mobil…

Add a deterministic PDF test fixture via gen_fixtures.rs with hand-computed expected geometry. Use when a new feature or bug fix needs a PDF exercising specific structur…

Review code changes for quality, security, and correctness. Use when the user says "review this PR", "review these changes", "check my code", "look at what I changed", o…

Three gates for AI-rewritten claims, owner-only facts, and machine-parsed output in any generated document. Claims: diff an AI rewrite claim by claim against the source…

Senior-engineer code review across five domains — Code Quality, Security, Performance, Blueprint/Spec Consistency, and Test Quality — plus conditional lenses au

Keep USER-FACING documentation honest against the current codebase — README, docs/CODEMAPS/*, architecture-as-markdown, public API docs. Generates/refreshes cod

Routes documentation work to the modernized Inside Macintosh skill set. Use when asked to write, plan, restructure, explain, document, or review APIs, SDKs, CLIs, framew…

Create a new specification document following the project's spec system templates and conventions. Use when adding a new domain, component, contract, architecture doc, o…

Assess agent code, changes, traces and evaluations; report findings and prepare missing evals only with confirmed authorization.

Use when named or when the user requests additional context for code review. Review Bitbucket/GitHub PRs or local changes using TWG context, create JSON and Markdown, an…