AI Agent Skills

Use Playwright to interact with and test local web applications, capture screenshots, debug UI behavior, and inspect browser logs.

AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, ima…

Pre-indexed code knowledge graph for Claude Code, Codex, Gemini, Cursor, OpenCode, AntiGravity, Kiro, and Hermes Agent — fewer tokens, fewer tool calls, 100% local

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Code…

24 Lessons, 12 Weeks, Get Started as a Web Developer

Generate production-quality SVG+PNG technical diagrams from natural language. 7 styles, UML support, and AI/Agent workflow patterns.

Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown yo…

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on t…

Automated auditing, performance metrics, and best practices for the web.

Test suites for Web platform specs — including WHATWG, W3C, and others

🗂 The essential checklist for modern web development, for humans and AI agents

A Node.js tool to automate end-to-end web testing.

Unofficial Python API and agentic skill for Google NotebookLM. Full programmatic access to NotebookLM's features—including capabilities the web UI doesn't expose—via Pyt…

Turns Data and AI algorithms into production-ready web applications in no time.