AI Agent Skills

A format specification for describing a visual identity to coding agents. DESIGN.md gives agents a persistent, structured understanding of a design system.

Collection of handy online tools for developers, with great UX.

API Documentation Browser

A scalable, distributed, collaborative, document-graph database, for the realtime web

Offline documentation browser. Your personal reference library, searchable in an instant.

Guidance for distinctive, intentional UI design, typography, visual direction, and non-template-like product interfaces.

Design and implementation guidance for distinctive landing pages, portfolios, product demos, and purposeful redesigns.

Create original visual art, posters, PNG assets, and PDF documents through a clear design philosophy.

Review UI code for web interface guidelines, UX quality, accessibility, and interaction design best practices.

Translate Figma designs into production-ready UI code with close visual fidelity and component-level detail.

Apply Anthropic official brand colors, typography, and visual standards to appropriate Anthropic-related artifacts.

Typescript/React Library for AI Chat💬🚀

Turn one topic into a narrated Vox-style paper-collage explainer or ad video, from script through captions.

Create a structured post-earnings equity research update with key metrics, estimate changes, charts, and thesis review.

Open-source LLM-friendly web crawler and scraper for agent workflows.

🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags…