All Skills

Master Anthropic's prompt engineering techniques to generate new prompts or improve existing ones using best practices for Claude AI models.

Use when the user wants to check Tandem's activity log, review errors, or debug hook behavior. Also use when the user mentions 'tandem logs', 'what happened', or 'tandem errors'.

Evaluate and validate Claude Code rules in .claude/rules/ directories.

Explains code clearly and thoroughly. Use when asked to explain, clarify, or teach about code snippets, functions, or concepts.

LinkedIn Content-Erstellung, Engagement und Monitoring für B2B/Manufacturing. Regionale Anpassung (US/EU/Asien), Artikel mit Teasern, Bildgenerierung via Gemini, Kommentar-Monitoring.

Expert SQL query writing, optimization, and database schema design with support for PostgreSQL, MySQL, SQLite, and SQL Server. Use when working with databases for: (1) Writing complex SQL queries with joins, subqueries, and window functions, (2) Optimizing slow queries and analyzing execution plans, (3) Designing database schemas with proper normalization, (4) Creating indexes and improving query performance, (5) Writing migrations and handling schema changes, (6) Debugging SQL errors and query issues

OWASP-based secure programming practices. Use when writing or reviewing code handling auth, crypto, user input, secrets, or API endpoints. Consult proactively during reviews and planning.

Add a best-practice quality baseline to a Vite React-TS project (TypeScript checking, ESLint, formatting, scripts). Keep it minimal and conventional.

This skill should be used when capturing solved problems as categorized documentation with YAML frontmatter for fast lookup. It auto-documents solutions after confirmation and builds searchable institutional knowledge. Triggers on "that worked", "it's fixed", "document this fix", "capture this solution", "problem solved", "/doc-fix".

Comprehensive PDF manipulation, extraction, and generation with support for text extraction, form filling, merging, splitting, annotations, and creation. Use when working with .pdf files for: (1) Extracting text and tables, (2) Filling PDF forms, (3) Merging/splitting PDFs, (4) Creating PDFs programmatically, (5) Adding watermarks/annotations, (6) PDF metadata management

Comprehensive feature planning and execution system. Provides workflows for creating plans, decomposing into features, and pull-based execution. Uses Beads as source of truth for state management.

Express.js framework patterns including routing, middleware, request/response handling, and Express-specific APIs. Use when working with Express routes, middleware, or Express applications.

PostgreSQL-based job queue with priority scheduling, batch claiming, and progress tracking. Use when building job queues without external dependencies. Triggers on PostgreSQL job queue, background jobs, task queue, priority queue, SKIP LOCKED.

Next.js 15+ App Router development patterns

Use when writing E2E tests with Playwright, setting up test infrastructure, debugging flaky browser tests, organizing project structure, or testing REST APIs. Invoke for browser automation, E2E tests, Page Object Model, test flakiness, visual testing, project scaffolding, folder layout, API testing, JSON schema validation.

Formal Quality Assurance Checklist before every Merge/Deploy. 6-phase validation with Build Verification, Test Suite, No-Touch Zones, Region Check, Security Review, and QA Report generation. Activate on "merge", "deploy", "release", "production", or /qa command.

Use for interactive browser-based triage of review findings. Only invoke when explicitly requested.

Run a multi-perspective Mind Council deliberation on any question, decision, or creative challenge. Use this skill whenever the user wants diverse viewpoints, needs help making a tough decision, asks for a council/panel/board discussion, wants to explore a problem from multiple angles, requests devil's advocate analysis, or says things like "what would different experts think about this", "help me think through this from all sides", "council mode", "mind council", or "deliberate on this". Also trigger when the user faces a dilemma, trade-off, or complex choice with no obvious answer.

This skill should be used when the user asks to "query Chicago data", "find Chicago datasets", "get Chicago crime data", "download Chicago permits", "write a SODA query for Chicago", "search data.cityofchicago.org", or mentions Chicago city data (311, permits, licenses, inspections, crimes, etc.).

This skill should be used when the user asks to "run a security audit", "check firewall status", "enable the firewall", "review privacy permissions", "check what apps have camera access", "list login items", "harden my Mac", "check security settings", "revoke app permissions", "auto-fix security issues", "export firewall rules", "import firewall rules", "export privacy permissions", "monitor security score", "security events", "login attempts", "permission changes", "firewall blocks", "app install history", "TCC events", or mentions macdog, macOS security, privacy audit, TCC permissions, system hardening, firewall export, continuous security monitoring, or security event log.

Use this for setting up monitoring, logging, distributed tracing, and alerting for applications and infrastructure.

Step-by-step instructions for designing table schemas and setting up TimescaleDB with hypertables, indexes, compression, retention policies, and continuous aggregates. Instructions for selecting: partition columns, segment_by columns, order_by columns, chunk time interval, real-time aggregation.

Orchestrate Ralph automation loops for spec-driven development. Use when starting, stopping, monitoring, or checking status of Ralph loops. Triggers on Ralph start, Ralph stop, Ralph status, spec automation, task loop, run tasks, check progress, kill Ralph, resume Ralph, or tmux session management.

Execute beads autonomously within a track. Handles bead-to-bead context persistence via Agent Mail, uses preferred tools from AGENTS.md, and reports progress to orchestrator.