Skills for working with Excel spreadsheets including creation, editing, formulas, and data manipulation.
/plugin marketplace add ComposioHQ/awesome-claude-skills
/plugin install document-skills-xlsx@ComposioHQ/awesome-claude-skills
Payload Development plugin - covers collections, fields, hooks, access control, plugins, and database adapters.
Database migration automation, observability, and cross-database migration strategies
Modern Julia development with Julia 1.10+, package management, scientific computing, high-performance numerical code, and production best practices
Database query optimization, cloud cost optimization, and scalability improvements