Skill Claude CodeCodex
A formal evaluation framework for Claude Code sessions based on evaluation-driven development, where expected agent behavior is defined and checked like software tests. It includes code-based, model-based, and human review methods, plus pass-rate measures.
Skill Claude CodeCodex
A collection of front-end coding patterns for React and Next.js, tools for building web interfaces, and guidance on state management and performance.
Skill Claude CodeCodex
A guide to common Go programming patterns, design choices, and code conventions for writing and maintaining Go applications.
Skill Claude CodeCodex
A guide to testing Go programs with table-driven tests, subtests, benchmarks, fuzzing, and coverage checks. It also explains TDD, a workflow where you write a failing test, make it pass, then improve the code.
Skill Claude CodeCodex
A step-by-step method for finding the right code context for a coding task. It repeatedly retrieves possible files, checks their relevance, improves the search, and then searches again when needed.
Skill Claude CodeCodex
Java coding standards for Spring Boot services: naming, immutability, Optional usage, streams, exceptions, generics, and project layout.
Skill Claude CodeCodex
A collection of JPA and Hibernate patterns for Spring Boot applications, covering database entities, relationships, repositories, transactions, and query performance. JPA maps Java objects to database records, while Hibernate is a common tool that implements it.
Skill Claude CodeCodex
A collection of PostgreSQL database patterns for schema design, indexes, queries, connection pooling, and row-level security. PostgreSQL is a relational database that stores structured data in tables and supports SQL queries.
Skill Claude CodeCodex
A project-specific guide template that records how a real application is structured, including its technologies, folders, coding patterns, tests, and deployment process. It is based on a customer-discovery platform called Zenith.
Skill Claude CodeCodex
A guide to common Python coding practices, including readable formatting, type hints, error handling, and maintainable design.
Skill Claude CodeCodex
A Python testing guide built around pytest, a Python test framework, and TDD, a method of writing a failing test before the code that makes it pass.
Skill Claude CodeCodex
Use this skill when adding authentication, handling user input, working with secrets, creating API endpoints, or implementing payment/sensitive features. Provides comprehensive security checklist and patterns.