implement
25Skill Claude CodeCodex
Implement a piece of work based on a spec or set of tickets.
Skill Claude CodeCodex
Implement a piece of work based on a spec or set of tickets.
Skill Claude CodeCodex
Scan a codebase for deepening opportunities, present them as a visual HTML report, then grill through whichever one you pick.
Skill Claude CodeCodex
Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or implementing TDD/BDD workflows.
Skill Claude CodeCodex
Build a throwaway prototype to answer a design question. Use when the user wants to sanity-check whether a state model or logic feels right, or explore what a UI should look like.
Skill Claude CodeCodex
Investigate a question against high-trust primary sources and capture the findings as a Markdown file in the repo. Use when the user wants a topic researched, docs or API facts gathered, or reading legwork delegated to a background agent.
Skill Claude CodeCodex
Use when you need to resolve an in-progress git merge/rebase conflict.
Skill Claude CodeCodex
Configure this repo for the engineering skills — set up its issue tracker, triage label vocabulary, and domain doc layout. Run once before first use of the other engineering skills.
Skill Claude CodeCodex
Test-driven development. Use when the user wants to build features or fix bugs test-first, mentions "red-green-refactor", or wants integration tests.
Skill Claude CodeCodex
Teach the user a new skill or concept, within this workspace.
Skill Claude CodeCodex
Turn the current conversation into a spec and publish it to the project issue tracker — no interview, just synthesis of what you've already discussed.
Skill Claude CodeCodex
Break a plan, spec, or the current conversation into a set of tracer-bullet tickets, each declaring its blocking edges, published to the configured tracker — edges as text in one file per ticket locally, or native blocking links on a real tracker.
Skill Claude CodeCodex
Move issues and external PRs through a state machine of triage roles — categorise, verify, grill if needed, and write agent-ready briefs.
Skill Claude CodeCodex
Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications. Use when implementing complex type logic, creating reusable type utilities, or ensuring compile-time type safety in TypeScript projects.
Skill Claude CodeCodex
Plan a huge chunk of work — more than one agent session can hold — as a shared map of decision tickets on your issue tracker, and resolve them one at a time until the way to the destination is clear.
Skill Claude CodeCodex
Generate Markdown work logs from Codex and Claude Code session history. Use this whenever the user asks for 工作日誌, 日報, 週報, 工時統計, or wants to summarize what was done in a time window from session records, even if they do not explicitly mention a skill.
Skill Claude CodeCodex
Reference for writing and editing skills well — the vocabulary and principles that make a skill predictable.
Skill Claude CodeCodex
This skill should be used when the user asks to "create a hookify rule", "write a hook rule", "configure hookify", "add a hookify rule", or needs guidance on hookify rule syntax and patterns.
Plugin Claude Code
Plugin marketplace listing 3 plugins: ecc-hooks, custom-skills-notify, fileguard.
Command Claude Code
Implement tasks from an OpenSpec change (Experimental).
Command Claude Code
Archive a completed change in the experimental workflow.
Command Claude Code
Archive multiple completed changes at once.
Command Claude Code
Continue working on a change - create the next artifact (Experimental).
Command Claude Code
Enter explore mode - think through ideas, investigate problems, clarify requirements.
Command Claude Code
Create a change and generate all artifacts needed for implementation in one go.