Skill Claude CodeCodex
This skill should be used when the user reports "error", "bug", "problem", needs to "fix" something, mentions "debug", "failing", "broken", "issue", "not working", "crash", or any problem-solving scenario. Enforces systematic root cause identification using five whys methodology before attempting solutions.
Skill Claude CodeCodex
Turn ideas into fully formed designs through collaborative dialogue.
Skill Claude CodeCodex
This skill should be used when creating plan files, writing Gherkin requirements, or parsing plan file structure. Provides the plan file template and format specifications.
Skill Claude CodeCodex
Opinionated REST API design guidance for resource naming, HTTP semantics, error formats, pagination, versioning, and more. Use when designing REST APIs during brainstorming or plan creation.
Skill Claude CodeCodex
This skill should be used when executing plan tasks autonomously, implementing features using TDD, running the red-green-refactor cycle, handling code review loops, or dealing with blocked tasks. Provides the autonomous TDD execution workflow.
Skill Claude CodeCodex
This skill should be used when checking plan status, running verification commands, updating task statuses, or determining what work remains. Provides the verification sweep algorithm and status update procedures.
Skill Claude CodeCodex
This skill should be used when performing exploratory testing of REST or GraphQL APIs, including endpoint discovery, request/response validation, authentication testing, and error handling checks. Triggers when testing APIs, validating OpenAPI specs, checking endpoint security, or verifying API responses.
Skill Claude CodeCodex
This skill should be used when performing browser-based exploratory testing of web applications, including functional testing, visual inspection, accessibility checks, and performance analysis. Triggers when testing web UIs, checking for browser bugs, validating WCAG compliance, or measuring Core Web Vitals.
Skill Claude CodeCodex
This skill should be used when performing exploratory testing of command-line tools and scripts, including help text validation, option testing, error handling verification, and output validation. Triggers when testing CLI commands, scripts, build tools, or command-line interfaces.
Skill Claude CodeCodex
Use when working with Jujutsu (jj) version control system, creating changes, managing bookmarks, or pushing code. Triggers on jj commands and .jj/ directory presence.