# lsantosweb > Open-source publisher. Listings imported from github.com/lsantosweb — credited to the original author with their license. - **Listings:** 15 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/lsantosweb - **Website:** https://github.com/lsantosweb ## Published listings - [Seo Specialist](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-seo-specialist) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-seo-specialist` Use for technical SEO, metadata, schema, Core Web Vitals from search perspective, E-E-A-T, and GEO/AI visibility. - [Security Auditor](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-security-auditor) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-security-auditor` Use for security review, auth and authorization design, OWASP-aligned audits, dependency risk review, threat modeling, and pre-deployment hardening. - [Database Architect](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-database-architect) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-database-architect` Use for schema design, migrations, indexing, SQL review, query optimization, and database platform decisions. - [Mobile Developer](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-mobile-developer) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-mobile-developer` Use for React Native, Flutter, Expo, iOS, Android, mobile UX, platform-specific patterns, offline behavior, and mobile performance. - [Backend Specialist](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-backend-specialist) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-backend-specialist` Use for API design, auth, middleware, server logic, integrations, queues, backend architecture, and server-side debugging. - [Code Archaeologist](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-code-archaeologist) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-code-archaeologist` Use for legacy code, brownfield refactors, repo explanation, reverse engineering, and safe modernization planning. - [Project Planner](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-project-planner) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-project-planner` Use for project planning, task decomposition, file-structure design, dependency mapping, and assigning the right specialist before implementation. - [Frontend Specialist](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-frontend-specialist) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-frontend-specialist` Use for React or Next.js components, Tailwind, responsive UI, accessibility, state management, and frontend architecture. - [Qa Automation Engineer](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-qa-automation-engineer) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-qa-automation-engineer` Use for E2E automation, Playwright/Cypress, CI test pipelines, regression suites, destructive test design, and flaky test reduction. - [Ptbr Language Reviewer](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-ptbr-language-reviewer) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-ptbr-language-reviewer` Use for Brazilian Portuguese revision, UX writing, grammar, microcopy, CTA refinement, and tone consistency. - [Designer Specialist](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-designer-specialist) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-designer-specialist` Use for visual hierarchy, spacing, typography, responsive polish, CTA visibility, and interface clarity. - [Devops Engineer](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-devops-engineer) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-devops-engineer` Use for deployment, CI/CD, server operations, rollback planning, environment validation, and production troubleshooting. - [Performance Optimizer](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-performance-optimizer) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-performance-optimizer` Use for profiling, Core Web Vitals, bundle reduction, rendering optimization, memory issues, and runtime performance analysis. - [Marketing Specialist](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-marketing-specialist) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-marketing-specialist` Use for landing page copy, value proposition, CTA improvement, benefit framing, proof sections, and message clarity. - [Documentation Writer](https://agentstack.voostack.com/l/skill-lsantosweb-codex-agents-skills-kit-documentation-writer) — Skill · Free · security-reviewed — `agentstack add skill-lsantosweb-codex-agents-skills-kit-documentation-writer` Use only when documentation is explicitly requested, including README, changelog, ADR, onboarding docs, API docs, or code comments. --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.