Alternatives to XLSX Skill

Anthropic's official DOCX skill for comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction.

Anthropic's official PDF processing skill that teaches Claude Agent how to extract text, create, merge, or split PDF documents.

Write comprehensive clinical reports - case reports (CARE guidelines), diagnostic reports (radiology/pathology/lab), clinical trial reports (ICH-E3, SAE, CSR.

Anthropic's official skill for creating distinctive, production-grade frontend interfaces with high design quality for web components, pages, and applications.

Create research posters using HTML/CSS exportable to PDF or PowerPoint - modern web-based poster design with responsive layouts.

Anthropic's official skill providing knowledge and utilities for creating animated GIFs optimized for Slack with proper dimensions, file sizes, and creative.

Anthropic's official example skill that applies Anthropic brand colors (#141413, #faf9f5, #d97757) and Poppins/Lora typography to slides and documents.

Comprehensive Office document processing toolkit - create, edit, and analyze Word (.docx), PDF, PowerPoint (.pptx), and Excel (.xlsx) files with professional.

Anthropic's official skill providing resources for writing internal communications like status reports, leadership updates, company newsletters, FAQs, and incident reports.

Apply ScholarEval framework to systematically evaluate scholarly work - comprehensive analysis across research quality dimensions with structured scoring and feedback.

Anthropic's official meta-skill creation tool with templates and best practices for creating high-quality Claude Skills.

Anthropic's official toolkit for styling artifacts with 10 pre-set professional themes or generating custom themes on-the-fly for slides, docs, and HTML.

Verification-first skill for journal, conference, poster, and grant formatting, with bundled LaTeX scaffolds and a PDF page and font checker.

Anthropic's official toolkit for interacting with and testing local web applications using Playwright for frontend functionality verification and debugging.