Codex Agent Setup

Formal evaluation framework for Codex Agentic Code sessions implementing eval-driven development (EDD) principles

JPA/Hibernate patterns for entity design, relationships, query optimization, transactions, auditing, indexing, pagination, and pooling in Spring Boot.

Use this skill when writing new features, fixing bugs, or refactoring code. Enforces test-driven development with 80%+ coverage including unit, integration, and E2E tests.

ClickHouse database patterns, query optimization, analytics, and data engineering best practices for high-performance analytical workloads.

Interactive installer for Everything Codex Agentic Code — guides users through selecting and installing skills and rules to user-level or project-level directories, verifies paths, and optionally optimizes installed files.

Django security best practices, authentication, authorization, CSRF protection, SQL injection prevention, XSS prevention, and secure deployment configurations.

Pythonic idioms, PEP 8 standards, type hints, and best practices for building robust, efficient, and maintainable Python applications.

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.

Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API routes.

Universal coding standards, best practices, and patterns for TypeScript, JavaScript, React, and Node.js development.

Frontend development patterns for React, Next.js, state management, performance optimization, and UI best practices.

PostgreSQL database patterns for query optimization, schema design, indexing, and security. Based on Supabase best practices.

Suggests manual context compaction at logical intervals to preserve context through task phases rather than arbitrary auto-compaction.

Automatically extract reusable patterns from Codex Agentic Code sessions and save them as learned skills for future use.

Pattern for progressively refining context retrieval to solve the subagent context problem

Spring Boot architecture patterns, REST API design, layered services, data access, caching, async processing, and logging. Use for Java Spring Boot backend work.

Spring Security best practices for authn/authz, validation, CSRF, secrets, headers, rate limiting, and dependency security in Java Spring Boot services.

Instinct-based learning system that observes sessions via hooks, creates atomic instincts with confidence scoring, and evolves them into skills/commands/agents.