Skill Apache-2.0
Algorithmic Art
by Anthropic
Creates generative p5.js art with seeded randomness and an interactive parameter viewer, for code-art requests.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
Skills · plugins · MCP · rules114 official
Which agent do you use?
Pick your host to see what plugs into it. Every entry is documented from its official repository or docs, with install steps, permissions and limits.
Claude Code84 extensions
OpenAI Codex14 extensions
Cursor32 extensions
Windsurf14 extensions
Gemini CLI9 extensions
GitHub Copilot1 extensions
Any MCP client46 extensions
Skill · 19Reusable instructions and scripts the agent loads for a taskAlgorithmic Art, brand-guidelines, Canvas Design…
Plugin · 42Bundles of skills, commands, hooks and agentsAgent SDK Development Plugin, C# LSP, clangd LSP…
MCP server · 49Connect the agent to tools, data and servicesApify MCP Server, Atlassian Rovo MCP Server, AWS API MCP Server…
Rules & instructions · 6Project instructions the agent reads every sessionAGENTS.md, CLAUDE.md, Cursor Rules…
19 extensions · Clear filters
brand-guidelines
by Anthropic
Applies Anthropic's official brand colours and typography to artifacts.
- Does
- 3 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Canvas Design
by Anthropic
Creates original posters and static art as PNG or PDF from a written design philosophy.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Claude Academy guide
by Anthropic
Recommends a matching Claude Academy course, tutorial or use case after Claude answers a how-to-use-Claude question.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
claude-api
by Anthropic
Reference for building with the Claude API / Anthropic SDK: model ids, params, streaming, tool use, MCP, agents, caching, migration.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Discernment Nudge
by Anthropic
Appends 2-3 short follow-up questions to substantive answers so users check facts, reasoning and missing context.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
doc-coauthoring
by Anthropic
Structured workflow for co-authoring docs, proposals, specs and decision docs with context gathering, refinement and reader testing.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
frontend-design
by Anthropic
Guidance for distinctive, non-templated UI design: aesthetic direction, typography and layout choices.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Internal Comms
by Anthropic
Helps write internal communications such as 3P updates, newsletters, FAQs, status reports and incident reports.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
mcp-builder
by Anthropic
Guide for building high-quality MCP servers in Python (FastMCP) or Node/TypeScript so LLMs can use external APIs.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
skill-creator
by Anthropic
Create, edit and benchmark skills: draft, run test prompts, review results, and optimize descriptions for triggering.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Slack GIF Creator
by Anthropic
Toolkit and guidance for making animated GIFs that meet Slack size limits, built with Python and PIL.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
theme-factory
by Anthropic
Apply one of 10 preset font/colour themes (or a generated one) to slides, docs, reports or HTML pages.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Web Artifacts Builder
by Anthropic
Scripts and guidance to build multi-component React artifacts and bundle them into a single HTML file.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
webapp-testing
by Anthropic
Toolkit for testing local web apps with Playwright: verify frontend behaviour, debug UI, capture screenshots and logs.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code