MCP server for Excel (public UVX package)
/plugin marketplace add theflysurfer/claude-skills-marketplace/plugin install mcp-excel@julien-skills-marketplaceEasily create hooks to prevent unwanted behaviors by analyzing conversation patterns
Frontend design skill for UI/UX implementation
Adds educational insights about implementation choices and codebase patterns (mimics the deprecated Explanatory output style)
Migrate your code and prompts from Sonnet 4.x and Opus 4.1 to Opus 4.5.