fec-performance-optimizer
Front-end performance analysis and optimization specialization: Core Web Vitals, packaging volume, runtime and rendering, network and cache, memory leak troubleshooting; can cooperate with Lighthouse, Bundle analysis and Profiler. Use it when users mention page slowness, lag,
$ npx -y skills add bovinphang/frontend-craft --agent claude-codeShips with frontend-craft. Installing the plugin gets this agent.
How it fires
How this agent gets triggered: by you, by Claude, or both.
- Fires itselfAuto-invocation. Claude auto-loads it when your prompt matches the work.
- You can call itInvoke it directly when you want it.
Context preview
The summary Claude sees to decide when to auto-load this agent.
Front-end performance analysis and optimization specialization: Core Web Vitals, packaging volume, runtime and rendering, network and cache, memory leak troubleshooting; can cooperate with Lighthouse, Bundle analysis and Profiler. Use it when users mention page slowness, lag,
frontend-craft is a universal frontend plugin that brings the same opinionated engineering standards to all 15 AI coding assistants.
Repo: bovinphang/frontend-craft
Other agents on frontend-craft.
- fec-architect
Use this subagent when the task involves page splitting, component architecture, state flow design, catalog planning, data flow design, module boundary demarcation, or large front-end refactoring. Save the architecture proposal report as a Markdown file.
Open agent - fec-code-reviewer
Senior review focusing on front-end code (React/Vue/Next/Nuxt, TypeScript, styles, client-side security). Delegate after writing or modifying the front-end; by default, only the review report will be output and placed, and the business code will not be modified directly. Press
Open agent - fec-debugger
Front-end diagnostic and repair subagent: Handle build failures, runtime errors, UI exceptions, and interface issues using a unified 5-step diagnostic framework. Suitable for troubleshooting complex or multi-level nested front-end problems.
Open agent - fec-design-token-mapper
Use this subagent to map styles and variables in Figma, Sketch, MasterGo, Pixso, Mokou, or Mockup to existing design tokens, theme variables, and style conventions in the project, and save the mapping report as a Markdown file.
Open agent - fec-doc-updater
Front-end warehouse document synchronization subagent: synchronizes README, runtime docs, project structure, capability tables, and report descriptions from fact sources such as package.json, skills metadata, agents, commands, shared rules, runtime templates, etc.
Open agent - fec-e2e-runner
Front-end end-to-end testing specialist: writing and maintaining key user journeys, executing Playwright/Cypress, managing unstable use cases, managing screenshots/Trace/videos and CI products. Delegate when you need to generate, run or repair E2E, or ensure core processes are
Open agent