Deploy meta-cognition and recursive systems thinking mode. Use when need to question the question, find root causes of root causes, or escape current system constraints.

Master the art of focused, distraction-free work. Enter flow states reliably, protect your attention, and produce your best work consistently. Based on Cal Newport's research and extended with Arcanea philosophy.

Expert guidance for DeepAgents framework - simplified agent creation with tool integration for LangChain/LangGraph workflows.

LangChain Deep Agents framework for building autonomous coding agents. Use for agent harness, backends, subagents, human-in-the-loop, long-term memory, middleware, and CLI-based agent development.

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Deep codebase initialization with hierarchical AGENTS.md documentation

DeepSeek AI large language model API via curl. Use this skill for chat completions, reasoning, and code generation with OpenAI-compatible endpoints.

Deep learning-based variant calling with Google DeepVariant. Provides high accuracy for germline SNPs and indels from Illumina, PacBio, and ONT data. Use when calling variants with DeepVariant deep learning caller.

DeepWiki MCP server for AI-powered GitHub repository documentation and

Analyzes conversation history to improve job instructions and capture learnings. Use after running a job to refine it.

Reviews job.yml against quality criteria using a sub-agent for unbiased validation. Use after defining a job specification.

Sense accessibility barriers with gentle awareness. Listen to the forest, scan for obstacles, test the paths, guide toward inclusion, and protect all wanderers. Use when auditing accessibility, testing for a11y, or ensuring inclusive design.

Development workflow for features, bugs, refactoring. Auto-activates for multi-file implementations.

Guide for implementing DefectDojo - an open-source DevSecOps, ASPM, and vulnerability management platform. Use when querying vulnerabilities, managing findings, configuring CI/CD pipeline imports, or working with security scan data. Includes MCP tools for direct API interaction.

Implement mitigations, create input filters, design output guards, and build defensive prompting for LLM security

Validate at every layer data passes through to make bugs impossible. Use when invalid data causes failures deep in execution, requiring validation at multiple system layers.

Production-grade defensive Bash scripting for server automation, monitoring, and DevOps tasks. Emphasizes safety, error handling, idempotency, and logging.

Use when a review finding cannot be fixed in current PR - creates properly documented tracking issue with full context, linked to parent, following full issue-driven-development process

'Create a BRAND_GUIDELINES.md that defines how to communicate with your customer. Requires CUSTOMER.md to exist first. Covers voice, tone, language rules, messaging framework, and copy patterns.'

'Iteratively craft a CUSTOMER.md document that precisely defines your ideal customer profile (ICP). This is the foundational document from which everything else (product, features, brand) derives. Uses parallel research agents and multi-choice workflow with feedback cycles.'

'Create a DESIGN_GUIDELINES.md that defines how to design UI/UX for your customer. Requires CUSTOMER.md to exist first. Covers aesthetic direction, design tokens, typography, color, motion, components, and layout patterns. Bakes in frontend-design skill principles to avoid generic AI aesthetics.'

Create well-defined issues (bugs, features, tasks) using Socratic questioning to eliminate ambiguity. Use when creating new Linear or Jira issues, when the user mentions Linear, Jira, or needs to define work items with proper acceptance criteria and relationships.

'Create a comprehensive SEO_STRATEGY.md covering both traditional SEO and Generative Engine Optimization (GEO) for AI platforms. Requires CUSTOMER.md to exist first. Includes platform-specific tactics for Google AI Overviews, ChatGPT, Perplexity, Claude, and Gemini with effort/impact prioritization.'

Help users create compelling product visions. Use when someone is writing a vision statement, defining a long-term product direction, aligning teams on the future state, or distinguishing vision from strategy.

Defines standard TypeScript interfaces for Appwrite Collections. Use when creating new models for Tours, Users, or Bookings to ensure full type safety.

**Description**: Validate completed work against issue requirements and acceptance criteria. Use when finishing work on an issue to ensure all requirements are met.

The unified AI agent for Polyprophet - combines deep analysis, precise execution, and atomic-level investigation. One agent, one skill, one mission.

Behavioral principle for context preservation through strategic delegation. Use when starting multi-step operations, uncertain about scope, or when direct execution might exhaust context. Complements never-guess and resolve-ambiguity skills.

Recommend who should do a task (Claude Code, Gemini, ChatGPT, Human, Taskmaster, MCPs) and generate handoff prompts.

Unified provider selection for subagent delegation. Quick decision matrix for choosing between Kimi K2.5, GLM, and MiniMax based on task type.

Delete files from knowledge base with directory governance. Use when user wants to remove or delete content. Reads RULE.md to check deletion permissions and handles dependencies.

Deliberation-debate-red-teaming is a structured adversarial process where you intentionally challenge plans, designs, or decisions from multiple critical perspectives to surface blind spots, hidden as

Test-Driven Development patterns for testing AI deliberation features. Use when adding new deliberation features, adapters, convergence detection, or decision graph components. Encodes TDD workflow: write test first → implement → verify.

<!-- PM-Skills | https://github.com/product-on-purpose/pm-skills | Apache 2.0 -->

<!-- PM-Skills | https://github.com/product-on-purpose/pm-skills | Apache 2.0 -->

Create structured GitHub Issues for client deliverables after clarity phases establish shared understanding.

Use when designing cloud infrastructure, CI/CD pipelines, or deployment strategies

Delivery - CI/CD, testing, releases. Use when improving pipelines.

Delphi launches multiple oracle agents in parallel with the **same prompt** to discover divergent paths of exploration. By giving identical starting points, each oracle independently explores the prob

Delta Live Tables (DLT) pipeline patterns and examples for building declarative, self-healing data pipelines with automatic quality enforcement and lineage tracking.

Central skill registry for demeter project. Use to discover available skills, understand skill conventions, and find the right skill for a task.

Automatically generate playable game demos from concept documents. Parses game designs, creates Three.js prototypes with scoring, characters, textures, and music. Transforms ideas into interactive experiences.

Use when creating demos or POCs

Essential Deno TypeScript practices for ALL Deno development: configuration, imports, testing, permissions, and anti-patterns. Read this skill for any Deno project setup, dependency management, or core development work.

Interactive debugger for Deno/TypeScript applications using the V8 Inspector Protocol. This skill should be used when investigating issues in Deno applications, including memory leaks, performance bottlenecks, race conditions, crashes, or any runtime behavior that requires step-by-step debugging, heap analysis, or CPU profiling. Provides CDP client tools, heap/CPU analyzers, and investigation tracking.

Guidelines for developing with Deno and TypeScript using modern runtime features, security model, and native tooling

Add message IDs to the relayer denylist. Use after investigating stuck messages with /investigate-stuck-messages, or when you have specific message IDs to denylist.

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Reviews package dependencies for security vulnerabilities, outdated versions, and license compliance. Use when user asks about dependencies, security audits, or before releases.

dependency-audit