Open-source skills for AI agents.
skill-base is a reusable library of structured skills that work across Codex, Claude, and other agent runtimes. Skills are grouped by domain, written in a consistent format, and designed so teams can copy them directly into their own projects.
- Build reliable agent workflows with reusable, reviewable skill files.
- Keep skill outputs predictable with a shared contract.
- Help teams quickly skim, copy, and compose domain-specific skills.
cp skills/engineering/code-review-checklist.md /path/to/your-project/skills/cp -R skills/security /path/to/your-project/skills/git clone https://github.com/danhdox/skill-base.gitYou can invoke these skills with:
- Codex-style workflows
- Claude-style workflows
- Internal agent frameworks and prompt runners
- Manual human-in-the-loop review flows
skill-base/
├── skills/
│ ├── catalog.yaml
│ ├── engineering/
│ ├── data/
│ ├── growth/
│ ├── legal/
│ ├── onchain/
│ ├── product/
│ ├── security/
│ ├── ops/
│ ├── finance/
│ └── design/
├── scripts/
│ ├── validate_skills.py
│ └── sync_readme_catalog.py
├── SKILL_SPEC.md
└── .github/workflows/validate.yml
All skills follow the required specification in SKILL_SPEC.md.
The table below is generated from skills/catalog.yaml.
| Domain | Skill Type | Skill | Summary | Path |
|---|---|---|---|---|
| data | audit | Data Quality Audit | Audits data assets for completeness, validity, and operational trustworthiness. | skills/data/data-quality-audit.md |
| data | planning | Experiment Design and Power Analysis | Designs experiments with measurable outcomes and statistically valid sample sizing. | skills/data/experiment-design-power-analysis.md |
| data | analysis | Exploratory Data Analysis | Profiles datasets to surface distributions, quality issues, and early hypotheses. | skills/data/exploratory-analysis.md |
| design | audit | Accessibility Audit (WCAG) | Reviews interfaces against WCAG criteria with prioritized remediation steps. | skills/design/accessibility-audit-wcag.md |
| design | audit | Design System Audit | Audits design system consistency, coverage, and adoption quality. | skills/design/design-system-audit.md |
| design | evaluation | UX Heuristic Evaluation | Evaluates product UX against established usability heuristics. | skills/design/ux-heuristic-evaluation.md |
| engineering | review | API Design Review | Evaluates API design for consistency, usability, and long-term maintainability. | skills/engineering/api-design-review.md |
| engineering | checklist | Code Review Checklist | Structured checklist for reviewing code quality, correctness, and delivery risk. | skills/engineering/code-review-checklist.md |
| engineering | analysis | Incident Postmortem Analysis | Turns incident timelines into root causes, lessons, and prevention actions. | skills/engineering/incident-postmortem-analysis.md |
| finance | forecasting | Cash Flow Forecast Scenarios | Builds scenario-based cash flow forecasts for planning and risk control. | skills/finance/cash-flow-forecast-scenarios.md |
| finance | validation | Financial Model Sanity Check | Validates financial model assumptions, formulas, and internal consistency. | skills/finance/financial-model-sanity-check.md |
| finance | analysis | Unit Economics Analysis | Calculates unit economics to identify margin drivers and growth constraints. | skills/finance/unit-economics-analysis.md |
| growth | planning | Go-to-Market Plan | Builds launch strategy, channel sequencing, and execution milestones. | skills/growth/go-to-market-plan.md |
| growth | analysis | Market Sizing | Estimates TAM, SAM, and SOM with explicit assumptions and confidence ranges. | skills/growth/market-sizing.md |
| growth | evaluation | Pricing Strategy Evaluator | Assesses pricing approaches against value capture and growth objectives. | skills/growth/pricing-strategy-evaluator.md |
| legal | assessment | Contract Risk Assessment | Identifies legal risk in contracts and recommends negotiation priorities. | skills/legal/contract-risk-assessment.md |
| legal | compliance | Open Source License Compliance Check | Checks OSS dependency licenses for obligations, conflicts, and remediation. | skills/legal/open-source-license-compliance-check.md |
| legal | analysis | Privacy Policy Gap Analysis | Finds policy coverage gaps versus privacy obligations and operations. | skills/legal/privacy-policy-gap-analysis.md |
| onchain | review | Protocol Governance Design Review | Evaluates protocol governance mechanics for resilience and capture resistance. | skills/onchain/protocol-governance-design-review.md |
| onchain | audit | Smart Contract Security Audit | Reviews smart contract logic for vulnerabilities and deployment risk. | skills/onchain/smart-contract-audit.md |
| onchain | review | Tokenomics Risk Review | Analyzes token incentive design, supply dynamics, and governance risks. | skills/onchain/tokenomics-risk-review.md |
| ops | triage | Incident Response Triage | Classifies incidents quickly and triggers coordinated response workflows. | skills/ops/incident-response-triage.md |
| ops | documentation | Runbook Creation | Transforms operational procedures into executable runbooks. | skills/ops/runbook-creation.md |
| ops | planning | SLO Planning | Defines SLOs, SLIs, and error budgets aligned to user impact. | skills/ops/slo-planning.md |
| product | prioritization | Feature Prioritization (RICE) | Ranks feature candidates using RICE with transparent scoring assumptions. | skills/product/feature-prioritization-rice.md |
| product | planning | Product Requirements Brief | Converts product intent into a clear, testable requirements brief. | skills/product/product-requirements-brief.md |
| product | planning | User Story Mapping | Maps user journeys into release slices and implementation-ready stories. | skills/product/user-story-mapping.md |
| security | review | Authentication Flow Review | Assesses auth and session flows for security, UX, and reliability gaps. | skills/security/authentication-flow-review.md |
| security | assessment | Third-Party Vendor Security Review | Evaluates third-party vendors for security posture and integration risk. | skills/security/third-party-vendor-security-review.md |
| security | modeling | Threat Modeling (STRIDE) | Identifies and prioritizes system threats using STRIDE methodology. | skills/security/threat-modeling-stride.md |
Run local checks before publishing or opening a PR:
python3 scripts/validate_skills.py
python3 scripts/sync_readme_catalog.py --check- Contribution guide:
CONTRIBUTING.md - Code of conduct:
CODE_OF_CONDUCT.md - Security policy:
SECURITY.md - Changelog:
CHANGELOG.md
MIT. See LICENSE.