skills

Guide for creating or updating skills. Use when extending Claude with specialized knowledge, workflows, or tool integrations.

Read and post to Twitter/X via the `bird` CLI — tweets, threads, search, timelines, bookmarks, follows, lists, media.

Set up and maintain bookkeeping for solopreneur. Track income/expenses, manage invoices, reconcile accounts, generate reports. Software, chart of accounts, categorization. Not professional. Trigger: bookkeeping, accounting, track expenses.

Explore feature, component, or functionality before implementation. Clarifies intent, requirements, design through dialogue.

Build brand identity: personality, voice/tone, visual system (colors, typography, logo, imagery), tagline, guidelines. Trigger: create my brand, brand identity, rebrand.

Deep competitive analysis: map competitors, find gaps, understand strategy, benchmark offering. Focused dissection vs broad landscape. Trigger: analyze competitors, competitive analysis, how beat them.

Write or improve marketing copy: homepage, landing, pricing, feature, about, product pages. Trigger: write copy for, improve copy, headline help.

Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting specs, or similar documentation tasks.

Apply psychological principles and mental models to marketing. 70+ models organized for persuasion, decision-making, consumer behavior. Trigger: psychology, cognitive bias, why people buy.

Strategy consulting cycle: TAM/market sizing, SWOT, Porter's Five Forces, pricing, GTM, journey mapping, unit economics, risk/scenario, market entry, executive synthesis. Runs 12 analyses end-to-end. Trigger: strategy analysis, market research, business strategy, McKinsey, consulting framework. For operational competitor dissection see competitive-analysis; for SEO channel analysis see seo-competitor-analysis.

Run premortem on plan, launch, product, hire, or strategy. Assumes failure 6 months ahead, works backward to expose blind spots. Mandatory triggers: premortem this/my, what could kill this, future-proof, stress test. Do NOT trigger on simple feedback or factual questions.

Create SEO pages at scale with templates. Directory, location, comparison, integration pages. Trigger: programmatic SEO, pages at scale, template pages.

Audit and diagnose SEO: technical SEO, ranking issues, on-page SEO, meta tags. Trigger: SEO audit, why not ranking, health check.

Analyzes competitor SEO and GEO strategies — keywords, content patterns, backlinks, technical SEO, and AI citation patterns. Reveals search-channel opportunities to outperform competition.

Apply Strunk's timeless writing rules to ANY prose humans will read—documentation, commit messages, error messages, explanations, reports, or UI text. Makes your writing clearer, stronger, and more professional.

Browser automation via Chrome DevTools. Interact with pages, test frontends, visible browser.

Write codebase docs: README, architecture, comments, API. Getting-started, project structure, beginner-friendly. Templates and best practices.

Read before making git commits.

Frontend design: React/Preact, server state with TanStack Query, 8-section components, no useCallback/useEffect sync, no barrel files, no TypeScript.

Find architecture improvements using CONTEXT.md and docs/adr/. Consolidate modules, improve testability, AI navigation. Trigger: improve architecture, refactor.

Detect fail-open insecure defaults: hardcoded secrets, weak auth, permissive security. Use: security audits, config review, env variable handling.

Build throwaway prototype: terminal app for state/logic, or UI variations from one route. Flesh out design, test models. Trigger: prototype this, let me play.

Scaffold Astro projects: new site, restructure, reorganize. Bun + Tailwind, component extraction, directories. Trigger: scaffold astro, new astro project.

Diagnose hard bugs, regressions, test failures, unexpected behavior. Feedback-loop discipline + root-cause first. Trigger: diagnose, debug, broken, throwing, performance, test failure.

Convert plan/spec/PRD into issues using tracer bullets. Create implementation tickets. Trigger: convert plan to issues.

Convert context to PRD and publish to issue tracker.

Triage issues through state machine with roles. Create, review, manage workflow, AFK agent prep. Trigger: create issue, triage, manage.

Proxy traffic to upstream APIs with auth, CORS, request/response transforms, rate limiting, monitoring.

Build email: debug spam/bounces, SPF/DKIM/DMARC, capture forms, compliance (CAN-SPAM, GDPR, CASL), webhooks, retry logic.

Generate self-contained HTML for technical diagrams, visualizations, data tables. Always open in browser. No ASCII art fallback.