MCP servers and skills: search, filter by where they run, and compare.
Lets an agent control Chrome and inspect performance traces, network requests and console output via DevTools.
OfficialNode.jsApache-2.0No key
Drives a browser through accessibility snapshots so LLMs can navigate, click, type and screenshot pages.
OfficialNode.jsApache-2.0No key
Checks replies to questions about using Claude products against the official guidance before answering.
OfficialSkillApache-2.0No key
Generative art with p5.js using seeded randomness, flow fields, particle systems and adjustable parameters.
OfficialSkillApache-2.0No key
Applies Anthropic's official brand colors and typography to artifacts that should match its look and feel.
OfficialSkillApache-2.0No key
Makes static visual art and posters as PNG or PDF files, guided by a written design philosophy.
OfficialSkillApache-2.0No key
After a substantive answer, adds two or three follow-up questions tied to its content; runs at most once per chat.
OfficialSkillApache-2.0No key
Guides intentional UI visual design, covering aesthetic direction, typography and choices that avoid generic templates.
OfficialSkillApache-2.0No key
Templates and guidance for internal company messages such as status reports, leadership updates and incident reports.
OfficialSkillApache-2.0No key
Guide for building high-quality MCP servers in Python (FastMCP) or TypeScript that expose external APIs to LLMs.
OfficialSkillApache-2.0No key
Creates, edits and benchmarks Agent Skills, with evals and description tuning for better triggering.
OfficialSkillApache-2.0No key
Creates animated GIFs sized for Slack, with constraints and validation utilities.
OfficialSkillApache-2.0No key
Applies a consistent theme to artifacts such as slides, documents, reports and HTML landing pages.
OfficialSkillApache-2.0No key
Toolkit for multi-component claude.ai HTML artifacts built with modern frontend tooling.
OfficialSkillApache-2.0No key
Playwright toolkit for testing local web apps: checks frontend behavior, captures screenshots and reads browser logs.
OfficialSkillApache-2.0No key
Who stands behind it
