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Quarto authoring skill from Posit, extending Claude with specialized knowledge for creating Quarto documents, presentations, and scientific publications.

A skill for conducting rigorous, adversarial code reviews that identify security holes, lazy patterns, edge case failures, and bad practices across Python, R, JavaScript/TypeScript, SQL, and front-end code.

A skill for creating and using brand.yml files for consistent branding across Shiny apps and Quarto documents, covering colors, fonts, logos, and corporate identity integration.

A shiny bslib skill from Posit's skills collection for R, Python, and data science development.

A Claude skill from Posit providing best practices for writing R package tests using testthat 3+, including test structure, expectations, fixtures, snapshots, mocking, and BDD-style testing patterns.

A skill for researching codebases and creating architectural documentation with Mermaid diagrams and stable code references, from Posit's Claude Skills collection which includes code review, PR creation, and release management skills.

A Claude skill from Posit providing comprehensive guidance for using the cli R package, covering command-line interface styling, semantic messaging, user communication with inline markup, progress indicators, and theming.

A collection of Claude Skills from Posit covering R package development (testthat, roxygen2, lifecycle, CLI), Shiny app development with bslib theming, Quarto document authoring, GitHub PR workflows, and open-source release management.

Part of Posit's Claude Skills collection, providing guidance for Shiny app theming with bslib including design system patterns and theme customization for R and Python Shiny applications.

A cran extrachecks skill from Posit's skills collection for R, Python, and data science development.