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Found 3,732 Skills
Expert system designer for tabletop roleplaying games covering dice mechanics, character creation, combat systems, narrative frameworks, GM tools, and playtesting methodologyUse when "tabletop rpg, ttrpg design, dice mechanics, character creation system, combat system design, gm tools, pbta, powered by the apocalypse, forged in the dark, blades in the dark, osr design, old school renaissance, narrative rpg, rules-light rpg, crunchy system, session zero, safety tools, x-card, fail forward, fiction first, player-facing rolls, advantage disadvantage, target number, dice pool, tabletop, rpg, game-design, dice-mechanics, pbta, osr, narrative-games, ttrpg, gm-tools, character-creation, blades-in-the-dark, forged-in-the-dark" mentioned.
Evaluate how well a codebase supports autonomous AI development. Analyzes repositories across eight technical pillars (Style & Validation, Build System, Testing, Documentation, Dev Environment, Debugging & Observability, Security, Task Discovery) and five maturity levels. Use when users request `/readiness-report` or want to assess agent readiness, codebase maturity, or identify gaps preventing effective AI-assisted development.
Adaptive Swift/iOS quiz with 5 questions. Difficulty adjusts based on your answers. Use when reviewing or testing your Swift knowledge.
Comprehensive macOS browser automation using PyXA, Playwright, Selenium, and Puppeteer for desktop web testing, scraping, and workflow automation. Use when asked to "automate web browsers", "Selenium Chrome automation", "Playwright testing", "Puppeteer scraping", or "cross-browser automation". Supports Chrome, Edge, Brave, Arc browsers.
Implements approved specification proposals by working through tasks sequentially with testing and validation. Use when implementing changes, applying proposals, executing spec tasks, or building from approved plans. Triggers include "openspec implement", "implement", "apply change", "execute spec", "work through tasks", "build feature", "start implementation".
Implement, validate, and test JSONLogic rules for portable business logic. Use when working with JSONLogic syntax, creating rules for conditional logic, validating rule structures, testing rules against data, or converting business requirements to JSONLogic. Triggers on requests to "write jsonlogic", "validate jsonlogic", "create a rule", "business logic as JSON", "conditional logic", or any mention of JSONLogic rules.
ActiveCampaign platform help — marketing automation and CRM for email, SMS, WhatsApp, landing pages, and sales pipelines. Use when building marketing automations, configuring CRM pipelines and deals, setting up lead scoring, creating landing pages or forms, managing email campaigns with A/B testing and conditional content, or working with the ActiveCampaign API. Do NOT use for general email marketing strategy (use /sales-email-marketing), cross-platform email deliverability (use /sales-deliverability), email tracking strategy (use /sales-email-tracking), or lead scoring strategy (use /sales-lead-score).
Master dbt (data build tool) for analytics engineering with model organization, testing, documentation, and incremental strategies. Use when building data transformations, creating data models, or implementing analytics engineering best practices.
Use when authoring TypeScript libraries - covers project setup, package exports, build tooling (tsdown/unbuild), API design patterns, type inference tricks, testing, and release workflows. Patterns extracted from 20+ high-quality ecosystem libraries.
Essential development workflow agents for code review, debugging, testing, documentation, and git operations. Includes 7 specialized agents with strong auto-discovery triggers. Use when: setting up development workflows, code reviews, debugging errors, writing tests, generating documentation, creating commits, or verifying builds.
Operational prompt engineering for production LLM apps: structured outputs (JSON/schema), deterministic extractors, RAG grounding/citations, tool/agent workflows, prompt safety (injection/exfiltration), and prompt evaluation/regression testing. Use when designing, debugging, or standardizing prompts for Codex CLI, Claude Code, and OpenAI/Anthropic/Gemini APIs.
Clean NestJS API development with TypeScript following SOLID principles, modular architecture, and comprehensive testing practices.