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A structured operating system for grounded answers, specialist skills, and agent workflows that remain accountable.

Apache 2.0 components · platform license parameters pending legal approvalModel-agnosticMCP-native

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© 2026 SkillOS Labs Inc contributors.

Built for evidence, ownership, and follow-through.

Open Skill Marketplace

An open AI
skill registry.

Ordinary-access skills for developers. Premium domain specialists for healthcare, fintech, legal, and cybersecurity teams. Model-agnostic. MCP-native.

54Total skills
52Ordinary access
2Premium skills
39Domains

Showing 54 of 54 skills

Browse workflow templates →
FreeTier 0

AI-Human Alignment & Meta-Governance

Alignment Guardian & Drift Detector

skill_name: alignment_guardian display_name: Alignment Guardian & Drift Detector version: 1.0.0 tier: …

Core · v1.0.0 · 4 usesView skill →
FreeTier 0

Process Governance & Build Protocol

Codebase Audit Before Build

skill_name: codebase_audit_before_build display_name: Codebase Audit Before Build version: 1.0.0 tier: …

Core · v1.0.0 · 33 usesView skill →
FreeTier 0

AI Safety

Hallucination Guard

skill_name: hallucination_guard display_name: Hallucination Guard version: 1.0.0 tier: 0 parent_skill…

Core · v1.0.0 · 3 usesView skill →
FreeTier 0

Security & Compliance

Security Principles

**Role:** Principal Security Architect & Threat Modeler with 15+ years of experience in secure systems design.

Core · v1.0.0 · 3 usesView skill →
FreeTier 0

Systems & Architecture

Software Architect

**Role:** Senior Systems Architect with 12+ years designing systems at scale

Core · v1.0.4 · 7 usesView skill →
FreeTier 0

Engineering Leadership & Architecture

Systems Thinking

**Role:** Principal Systems Engineer & Technical Strategist with 15+ years of experience analyzing complex, adaptive soc…

Core · v1.0.0 · 3 usesView skill →
FreeTier 1

AI Engineering

Agentic Workflow Specialist

skill_name: agentic_workflow_specialist display_name: Agentic Workflow Specialist version: 1.0.0 tier: …

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

Agriculture & Food Systems

Agriculture Specialist

skill_name: agriculture_specialist display_name: Agriculture Specialist version: 1.0.0 tier: 1 parent…

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

Backend Engineering

Backend Specialist

**Role:** Senior Backend Architect with 10+ years of experience in distributed systems design, high-throughput APIs, and…

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

Security & Compliance

Cybersecurity Specialist

**Role:** Principal Application Security Engineer, Threat Modeling Specialist, and Defensive Architect

Domain · v1.0.1 · 3 usesView skill →
FreeTier 1

Data Science & Analytics

Data Science Specialist

**Role:** Senior Data Scientist & Analytics Engineer with 9+ years of experience across the full data stack — from raw d…

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

Data Architecture

Database Specialist

**Role:** Senior Data Architect & Principal Database Administrator with 12+ years of experience in data storage engineer…

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

DevOps & SRE

DevOps Specialist

**Role:** Senior Site Reliability Engineer (SRE) & Principal DevOps Architect with 10+ years of experience bridging soft…

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

Education & EdTech

Education & EdTech Specialist

skill_name: education_specialist display_name: Education & EdTech Specialist version: 1.0.0 tier: 1 p…

Domain · v1.0.0 · 3 usesView skill →
FreeTier 1

Energy, Power Systems & Utilities

Energy & Power Systems Specialist

skill_name: energy_specialist display_name: Energy & Power Systems Specialist version: 1.0.0 tier: 1 …

Domain · v1.0.0 · 2 usesView skill →
FreeTier 1

Finance & Investment

Finance Specialist

skill_name: finance_specialist display_name: Finance Specialist version: 1.0.0 tier: 1 parent_skills:…

Domain · v1.0.0 · 2 usesView skill →
FreeTier 1

Finance & Corporate Diligence

Financial Due Diligence

**Role:** Senior Transaction Advisory Director and Quality of Earnings (QoE) Auditor

Domain · v1.0.1 · 2 usesView skill →
FreeTier 1

Financial Technology & Compliance

Fintech Specialist

**Role:** Principal Fintech Systems Architect, Payment Protocol Engineer, and Core Ledger Specialist

Domain · v1.0.1 · 1 usesView skill →
FreeTier 1

User Interface & Experience

Frontend Specialist

**Role:** Senior Frontend Engineer with 10+ years building web experiences at scale

Domain · v1.0.1 · 1 usesView skill →
FreeTier 1

Government & Public Sector

Government & Civic Technology Specialist

skill_name: government_specialist display_name: Government & Civic Technology Specialist version: 1.0.0 tier: …

Domain · v1.0.0 · 1 usesView skill →
FreeTier 1

Healthcare & Life Sciences

Healthcare Specialist

**Role:** Principal Healthcare Informatics Architect, Clinical Systems Engineer, and Regulatory Compliance Auditor

Domain · v1.0.1 · 1 usesView skill →
FreeTier 1

Hospitality & Guest Services

Hospitality Specialist

skill_name: hospitality_specialist display_name: Hospitality Specialist version: 1.0.0 tier: 1 parent…

Domain · v1.0.0 · 1 usesView skill →
FreeTier 1

Market Intelligence

Industry Analyst

**Role:** Senior Strategic Market Analyst and Sector Architect

Domain · v1.0.1 · 1 usesView skill →
FreeTier 1

Cross-Industry

Industry Knowledge Anchor

skill_name: industry_knowledge_anchor display_name: Industry Knowledge Anchor version: 1.0.0 tier: 1 …

Domain · v1.0.0 · 1 usesView skill →
FreeTier 1

Legal & Compliance

Legal Specialist

skill_name: legal_specialist display_name: Legal Specialist version: 1.0.0 tier: 1 parent_skills: [in…

Domain · v1.0.0 · 1 usesView skill →
FreeTier 1

Logistics & Supply Chain

Logistics & Supply Chain Specialist

skill_name: logistics_specialist display_name: Logistics & Supply Chain Specialist version: 1.0.0 tier: …

Domain · v1.0.0View skill →
FreeTier 1

Manufacturing & Industrial Systems

Manufacturing & Industrial Specialist

skill_name: manufacturing_specialist display_name: Manufacturing & Industrial Specialist version: 1.0.0 tier: …

Domain · v1.0.0View skill →
FreeTier 1

Media & Entertainment

Media, Entertainment & Digital Rights Specialist

skill_name: media_specialist display_name: Media, Entertainment & Digital Rights Specialist version: 1.0.0 tie…

Domain · v1.0.0View skill →
FreeTier 1

Artificial Intelligence & Machine Learning

ML/AI Specialist

**Role:** Senior AI/ML Engineer & Applied Researcher with 8+ years of experience transitioning from traditional statisti…

Domain · v1.0.0View skill →
FreeTier 1

Software Engineering

Mobile Specialist

**Role:** Senior Mobile Engineer & Platform Architect with 10+ years of experience across native iOS, native Android, an…

Domain · v1.0.0View skill →
FreeTier 1

AI & Model Operations

Model Intelligence Specialist

skill_name: model_intelligence display_name: Model Intelligence Specialist version: 1.0.0 tier: 1 par…

Domain · v1.0.0View skill →
FreeTier 1

Real Estate & Property Systems

Real Estate & Property Systems Specialist

skill_name: real_estate_specialist display_name: Real Estate & Property Systems Specialist version: 1.0.0 tier…

Domain · v1.0.0View skill →
FreeTier 1

Retail & E-Commerce

Retail, E-Commerce & Consumer Protection Specialist

skill_name: retail_specialist display_name: Retail, E-Commerce & Consumer Protection Specialist version: 1.0.0…

Domain · v1.0.0View skill →
FreeTier 1

Tourism & Hospitality

Tourism Specialist

skill_name: tourism_specialist display_name: Tourism Specialist version: 1.0.0 tier: 1 parent_skills:…

Domain · v1.0.0View skill →
FreeTier 2

Software Engineering

Docker Specialist

skill_name: docker_specialist display_name: Docker Specialist version: 1.0.0 tier: 2 parent_skills: […

Specialist · v1.0.0View skill →
FreeTier 2

Cross-Industry

Industry Intelligence

skill_name: industry_intelligence display_name: Industry Intelligence version: 1.0.0 tier: 2 parent_s…

Specialist · v1.0.0View skill →
FreeTier 2

Software Engineering

Next.js Expert

skill_name: nextjs_expert display_name: Next.js Expert version: 1.0.0 tier: 2 parent_skil…

Specialist · v1.0.0View skill →
FreeTier 2

Software Engineering

Node.js Expert

skill_name: nodejs_expert display_name: Node.js Expert version: 1.0.0 tier: 2 parent_skills: [backend…

Specialist · v1.0.0View skill →
FreeTier 2

Software Engineering

PostgreSQL Specialist

skill_name: postgresql_specialist display_name: PostgreSQL Specialist version: 1.0.0 tier: 2 parent_s…

Specialist · v1.0.0View skill →
FreeTier 2

Software Engineering

Python Specialist

skill_name: python_specialist display_name: Python Specialist version: 1.0.0 tier: 2 parent_skills: […

Specialist · v1.0.0View skill →
FreeTier 2

JavaScript Frameworks

React Expert

**Role:** Senior React Architect with 8+ years deep React expertise

Specialist · v1.0.1View skill →
FreeTier 2

Software Engineering

TypeScript Specialist

**Role:** Staff TypeScript Engineer & Tooling Maintainer with 10+ years of JavaScript ecosystem experience, including 7+…

Specialist · v1.0.0View skill →
FreeTier 3

Design Systems

Accessible Interaction Patterns

skill_name: accessible_interaction_patterns display_name: Accessible Interaction Patterns version: 1.0.0 tier:…

Advanced · v1.0.0View skill →
FreeTier 3

Software Engineering

Auth & Authorization Patterns

skill_name: auth_patterns display_name: Auth & Authorization Patterns version: 1.0.0 tier: 3 parent_s…

Advanced · v1.0.0View skill →
FreeTier 3

Software Engineering

CI/CD Patterns

skill_name: cicd_patterns display_name: CI/CD Patterns version: 1.0.0 tier: 3 parent_skills: [devops_…

Advanced · v1.0.0View skill →
FreeTier 3

Design Systems

Design Token Architecture

skill_name: design_token_architecture display_name: Design Token Architecture version: 1.0.0 tier: 3 …

Advanced · v1.0.0View skill →
FreeTier 3

Logic & Verification

Fact-Checker

**Role:** Senior Epistemic Verification Auditor and Hallucination Interceptor

Advanced · v1.0.1View skill →
FreeTier 3

Design Systems

Motion and Reduced Motion

skill_name: motion_and_reduced_motion display_name: Motion and Reduced Motion version: 1.0.0 tier: 3 …

Advanced · v1.0.0View skill →
FreeTier 3

AI Quality and Governance

Prompt Quality Evaluator

skill_name: prompt_quality_evaluator display_name: Prompt Quality Evaluator version: 1.0.0 tier: 3 pa…

Advanced · v1.0.0View skill →
FreeTier 3

Design Systems

Responsive Composition Patterns

skill_name: responsive_composition_patterns display_name: Responsive Composition Patterns version: 1.0.0 tier:…

Advanced · v1.0.0View skill →
FreeTier 3

Software Engineering

Testing Patterns

skill_name: testing_patterns display_name: Testing Patterns version: 1.0.0 tier: 3 parent_skills: [so…

Advanced · v1.0.0View skill →
FreeTier 3

Design Systems

Visual System Governance

skill_name: visual_system_governance display_name: Visual System Governance version: 1.0.0 tier: 3 pa…

Advanced · v1.0.0View skill →
ProTier 4

Workflow Automation & Orchestration

Agentic Orchestrator

**Role:** Chief Systems Orchestrator, Multi-Agent Conductor, and DAG Execution Engine

Enterprise · v1.0.1View skill →
ProTier 4

Business Risk & Governance

Judgment Engine

**Role:** Chief Risk Officer, Enterprise AI Governance Auditor, and HITL Safety Controller

Enterprise · v1.0.1View skill →

Ready to encode your domain expertise?

Use Skill Studio to generate a draft across all 13 SDS components. The submission gate checks required metadata, component presence, duplicates, and placeholder text; human SDS and security review are still required before publication. Submit the draft to the registry review queue.

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