Agent skills for Claude Desktop

Pick the executor and effort for a unit of work — which Claude tier (Fable 5 / Opus 5 / Sonnet 5 / Haiku 4.5), what effort level, or…

Classifies prompt complexity and advises when a different Claude model tier would be more cost-effective.

MANDATORY tracking protocol for multi-model validation.

Build this skill enables AI assistant to track and manage ai/ml model

This skill MUST be invoked when the user says "extract entities", "define data model", "model relationships", "entity modeling", or…

This skill enables Claude to design NoSQL data models.

Use when designing Rails models - ActiveRecord patterns, validations, callbacks, scopes, associations, concerns, query objects, form objects

Use when explaining heterogeneity and probing robustness in a Psychological Bulletin meta-analysis — moderator/subgroup analysis…

Write modern, high-performance C# code using records, pattern matching, value objects, async/await, Span<T>/Memory<T>, and best-practice…

Use faster, modern CLI replacements instead of legacy Unix tools, cross-platform (macOS, Linux, Windows).

Streamlines the submission process for the Modern Finance and Economics journal through manuscript fit analysis and academic framing…

Audit Unity scripts for modern development practices.

Modern Perl 5.36+ idioms, best practices, and conventions for building robust, maintainable Perl applications.

This skill should be used when the user wants an overview of the Modern Product Operating Model — a collection of 6 composable product…

Modern Python project setup with uv, ruff, and pyright.

rlang metaprogramming patterns for data-masking, injection operators, and dynamic dots.

Use when designing or reviewing Swift protocols, generics, `some`/`any`, enums, domain types, associated types, typed throws, or public…

Use when the user asks to "set up types without a build step", "use vanilla JS with types", "configure erasable syntax", or mentions…

Write modern TypeScript for Medusa v2 — DML type inference, service generics, container typing, strict mode constraints, utility types…

Use when the user wants to modernize iOS code to iOS 17/18 patterns, migrate from ObservableObject to @Observable, update @StateObject to…

Create pull requests with mandatory CI validation, unit tests, and rich descriptions.