Best Claude Code skills for AI agents

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

Claude Code fit with excellent quality, 448K stars, and needs first agent run.

The agent that grows with you

Claude Code fit with excellent quality, 192K stars, and needs first agent run.

A book series (2 published editions) on the JS language.

Claude Code fit with excellent quality, 185K stars, and needs first agent run.

A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.

Claude Code fit with excellent quality, 175K stars, and needs first agent run.

The open source coding agent.

Claude Code fit with excellent quality, 175K stars, and needs first agent run.

FULL Augment Code, Claude Code, Cluely, CodeBuddy, Comet, Cursor, Devin AI, Junie, Kiro, Leap.new, Lovable, Manus, NotionAI, Orchids.app, Perplexity, Poke, Qoder, Replit, Same.dev, Trae, Traycer AI, VSCode Agent, Warp.dev, Windsurf, Xcode, Z.ai Code, Dia & v0. (And other Open Sourced) System Prompts, Internal Tools & AI Models

Claude Code fit with excellent quality, 141K stars, and needs first agent run.

Turn any website into LLM-ready markdown or structured data

Claude Code fit with excellent quality, 134K stars, and needs first agent run.

Coding articles to level up your development skills

Claude Code fit with excellent quality, 128K stars, and needs first agent run.

Bring data to life with SVG, Canvas and HTML. :bar_chart::chart_with_upwards_trend::tada:

Claude Code fit with excellent quality, 113K stars, and needs first agent run.

Bring a coding agent directly into the terminal

Claude Code fit with excellent quality, 106K stars, and needs first agent run.

Make AI agents interact with websites using natural language

Claude Code fit with excellent quality, 101K stars, and needs first agent run.

JavaScript API for Chrome and Firefox

Claude Code fit with excellent quality, 95K stars, and needs first agent run.

Lightweight coding agent that runs in your terminal

Claude Code fit with excellent quality, 91K stars, and needs first agent run.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Claude Code fit with excellent quality, 91K stars, and needs first agent run.

TradingAgents: Multi-Agents LLM Financial Trading Framework

Claude Code fit with excellent quality, 88K stars, and needs first agent run.

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More

Claude Code fit with excellent quality, 84K stars, and needs first agent run.

Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

Claude Code fit with excellent quality, 83K stars, and needs first agent run.

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

Claude Code fit with excellent quality, 80K stars, and needs first agent run.

🙌 OpenHands: AI-Driven Development

Claude Code fit with excellent quality, 78K stars, and needs first agent run.

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

Claude Code fit with excellent quality, 74K stars, and needs first agent run.

Apache Superset is a Data Visualization and Data Exploration Platform

Claude Code fit with excellent quality, 73K stars, and needs first agent run.

🎨 Local-first, open-source Claude Design alternative. 🖥️ Native desktop app. ⚡ 259+ Skills · ✨ 142+ Design Systems 🖼️ Web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Claude Code / OpenClaw / Codex / Cursor / OpenCode / Qwen / Copilot / Hermes / Kimi & 17+ CLIs.

Claude Code fit with excellent quality, 72K stars, and needs first agent run.

Daytona is a Secure and Elastic Infrastructure for Running AI-Generated Code

Claude Code fit with excellent quality, 72K stars, and needs first agent run.

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman

Claude Code fit with excellent quality, 72K stars, and needs first agent run.

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, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.

Claude Code fit with excellent quality, 72K stars, and needs first agent run.

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

Claude Code fit with excellent quality, 71K stars, and needs first agent run.

Run your GitHub Actions locally 🚀

Claude Code fit with excellent quality, 71K stars, and needs first agent run.

Open-source LLM-friendly web crawler and scraper

Claude Code fit with excellent quality, 70K stars, and needs first agent run.

Financial data platform for analysts, quants and AI agents.

Claude Code fit with excellent quality, 70K stars, and needs first agent run.

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, Codex, Cursor, Copilot, Gemini CLI, and more.

Claude Code fit with excellent quality, 69K stars, and needs first agent run.