Anthropic Skills for Claude Code

Build applications with the Claude API and Anthropic SDK with best practices for tool use, streaming, and prompt engineering

Create, edit, and optimize Claude Code skills with proper frontmatter, trigger descriptions, and evaluation workflows

Read, extract, merge, split, rotate, watermark, encrypt, and OCR PDF files — including filling PDF forms and extracting tables

Create, read, edit, and combine PowerPoint presentations — including slide layouts, speaker notes, charts, and templates

Create, edit, and clean .xlsx, .xlsm, .csv, and .tsv files — including formulas, formatting, charts, and data cleanup

Create, read, edit, and format Word documents — including tables of contents, headings, tracked changes, page numbers, and templates

Reflective pass over your Claude Code memory files — merge duplicates, fix stale facts, prune the MEMORY.md index