By anthropics
Generate self-contained HTML playgrounds with visual controls, live previews, and copyable prompts to interactively explore designs, data visualizations, code reviews, and architectures in a single file.
npx claudepluginhub anthropics/claude-plugins-official --plugin playgroundA curated directory of high-quality plugins for Claude Code.
⚠️ Important: Make sure you trust a plugin before installing, updating, or using it. Anthropic does not control what MCP servers, files, or other software are included in plugins and cannot verify that they will work as intended or that they won't change. See each plugin's homepage for more information.
/plugins - Internal plugins developed and maintained by Anthropic/external_plugins - Third-party plugins from partners and the communityPlugins can be installed directly from this marketplace via Claude Code's plugin system.
To install, run /plugin install {plugin-name}@claude-plugins-official
or browse for the plugin in /plugin > Discover
Internal plugins are developed by Anthropic team members. See /plugins/example-plugin for a reference implementation.
Third-party partners can submit plugins for inclusion in the marketplace. External plugins must meet quality and security standards for approval. To submit a new plugin, use the plugin directory submission form.
Each plugin follows a standard structure:
plugin-name/
├── .claude-plugin/
│ └── plugin.json # Plugin metadata (required)
├── .mcp.json # MCP server configuration (optional)
├── commands/ # Slash commands (optional)
├── agents/ # Agent definitions (optional)
├── skills/ # Skill definitions (optional)
└── README.md # Documentation
Please see each linked plugin for the relevant LICENSE file.
For more information on developing Claude Code plugins, see the official documentation.
Web frontend development with vanilla HTML, CSS, JavaScript, and HTMX
Share bugs, ideas, or general feedback.
Frontend design skill for UI/UX implementation
Open-source, skills-based version of Claude Design (claude.ai/design) for Claude Code. HTML pages, slide decks, interactive prototypes, UI kits, and brand systems — with taste, context-matching, and anti-slop discipline.
UI design tools including wireframing
Daily-driver skills for Claude Code — URL reading, diagram drawing, LLM benchmarking, 3D scenes, chat demos, and more.
Advanced frontend design plugin with interactive wizard, trend research, moodboard creation, color/typography selection, and browser-based inspiration analysis