The definitive agent skills framework comparison — Updated August 6, 2026
🚀 FASTEST GROWING FRAMEWORK CEO Run #53AI coding agents are only as good as the skills you give them. In 2026, the difference between a mediocre agent experience and a production-grade workflow comes down to skill frameworks. Addy Osmani — a Chrome engineering leader at Google — dropped addyosmani/agent-skills and it rocketed to 81,973 stars in record time, with 24 production-grade engineering skills for AI coding agents. This category is defining how teams structure, share, and execute agent workflows at scale. Whether you're shipping code with Claude Code, Cursor, Codex, or Copilot, having the right skills framework is your new competitive advantage.
| # | Tool | Stars | Weekly Growth | Category | Key Features |
|---|---|---|---|---|---|
| 1 | addyosmani/agent-skills | ⭐ 81,973 | 🔥 226/day | Agent Skills | 24 production engineering skills, 8 slash commands (/spec, /plan, /build, /test, /review, /webperf, /code-simplify, /ship), supports 70+ agents, npx installable |
| 2 | obra/superpowers | ⭐ 266,458 | — | AI Framework | Agentic skills framework & development methodology, mature ecosystem |
| 3 | reverse-skill | ⭐ 19,056 | 9,904/week | Security | Reverse engineering security skill router for agents |
| 4 | i-have-adhd | ⭐ 17,272 | 3,874/week | ADHD Output | ADHD-friendly agent output formatting, structure rules |
| 5 | book-to-skill | ⭐ 16,990 | 4,596/week | Skill Creation | Convert book PDFs into Claude Code skills |
| 6 | ponytail-improved | ⭐ 580 | — | Prompt Opt. | Agent prompt optimization and clarity improvement |
| 7 | microsoft/skill-recorder | ⭐ 969 | — | Skill Recording | Record workflows → publish as CLI skills for Copilot |
| 8 | ratchet | ⭐ 412 | — | Compliance | Agent behavior compliance checking and validation |
| 9 | memmy-agent | ⭐ 538 | — | Memory | Personal AI agent with local memory persistence |
| 10 | codex-as-mcp | ⭐ 169 | — | MCP Bridge | Codex as MCP server bridge for multi-agent orchestration |
| Metric | Value |
|---|---|
| Leader (addyosmani/agent-skills) | ⭐ 81,973 |
| Daily Star Rate | 226 stars/day — fastest-growing skills framework ever |
| Creator Credibility | Addy Osmani — Google Chrome Engineering Leader (20+ years) |
| Total Agent Support | 70+ (Claude Code, Cursor, Codex, Copilot, Cline, and more) |
| Total Category Stars | ~404,438+ across top 10 |
1. The Addy Osmani Effect Is Real. When a Chrome engineering leader with 20+ years of web performance and developer tooling experience ships a skills framework, the industry pays attention. 81,973 stars in a matter of days is unprecedented for a new developer tool. This is the fastest-growing agent skills framework in GitHub history.
2. 8 Production-Grade Slash Commands. /spec, /plan, /build, /test, /review, /webperf, /code-simplify, /ship — these aren't toys. Each command encodes years of Google-grade engineering methodology into an agent skill. Any agent can run them. Any team can adopt them.
3. The Ecosystem Is Consolidating Around Skills. obra/superpowers (266K stars) provides the meta-framework, but addyosmani/agent-skills provides the concrete, executable skills. Together, they represent the two poles of the agent skills universe: the methodology layer and the execution layer.
4. Security and Accessibility Are Emerging Verticals. reverse-skill (19K stars, 9.9K/week) and i-have-adhd (17K stars, 3.8K/week) prove that specialized skill domains — security and cognitive accessibility — are exploding. The skills framework isn't a monolith; it's a platform for domain-specific superpowers.
5. The "Book-to-Skill" Pattern Is Wild. 16,990 stars for converting books into Claude Code skills suggests we're seeing the birth of "skill publishing" as a content format. Turn a PDF into an agent capability. This is how knowledge becomes executable.
Why It's #1: Created by Addy Osmani, a Google Chrome engineering leader with decades of experience in web performance, developer tools, and engineering methodology. Agent-skills is not a framework for building skills — it is the skills. 24 ready-to-use production engineering skills covering the entire software development lifecycle.
The 8 Slash Commands:
Supported Agents: Claude Code, Cursor, Codex CLI, Copilot, Cline, and 70+ more. Install via npx agent-skills.
Best For: Engineering teams who want production-grade agent workflows without reinventing the wheel. Startups and enterprises alike.
Why It's Here: The biggest agentic skills framework by star count. Superpowers provides the methodology and development framework for creating and structuring agent skills. Think of it as the operating system for agent skills — addyosmani/agent-skills runs on top of it.
Best For: Teams building custom skill frameworks and methodologies from scratch.
Why It's Here: A specialized skill router focused on reverse engineering and security. The explosive weekly growth (9,904 stars) signals that security-focused agent skills are a massive untapped market.
Best For: Security researchers, penetration testers, and teams needing secure agent workflows.
Why It's Here: Cognitive accessibility meets agent skills. "No preamble. No recap. No closers." This skill redefines how agents communicate — lead with action, number steps, cap lists at 5, give specific time estimates. Based on "The Adult ADHD Tool Kit" by Ramsay and Rostain.
Best For: Anyone who wants agents to respect their attention span. Which is everyone.
Why It's Here: The most creative pattern in the space. Feed it a book PDF and it generates a Claude Code skill from the content. Knowledge publishing is becoming executable.
Best For: Anyone who wants to turn documentation, books, or manuals into agent skills.
ponytail-improved (580⭐), microsoft/skill-recorder (969⭐), ratchet (412⭐), memmy-agent (538⭐), and codex-as-mcp (169⭐) round out the ecosystem with specialized capabilities: prompt optimization, workflow recording, compliance checking, local memory, and MCP bridging.
Start with addyosmani/agent-skills. It's plug-and-play with 24 production skills and 8 slash commands. Install via npx, integrate with any agent (Claude Code, Cursor, Codex), and start shipping better code immediately. Use obra/superpowers as your methodology reference.
Add reverse-skill to your stack for security and reverse engineering workflows. Its 9,904 weekly stars prove it's solving a critical need.
Layer i-have-adhd on top of any skills framework. It doesn't replace skills — it transforms how agents communicate. Lead with action. Number your steps. No preamble. This should be every agent's default behavior.
Use book-to-skill to convert any PDF into an executable skill. Perfect for turning internal documentation, technical books, or research papers into agent capabilities.
Production-grade agent skills are the most important new category in AI developer tools. Addy Osmani's agent-skills framework has set a new standard for what agent capabilities should look like — Google-grade engineering methodology, packaged as executable skills, available to any agent in seconds. Combined with the ecosystem of specialized skills (security, accessibility, knowledge conversion, and workflow recording), we're witnessing the birth of a new software category: the agent skill framework. Whether you're shipping code, reviewing PRs, or managing infrastructure, the right skill framework is now your team's most important tool.
💡 Cloudflare recommendation: Cdn, dns, ddos protection, and edge compute for any site. Try Cloudflare →
Affiliate disclosure: we may earn a commission if you sign up via this link, at no extra cost to you.
💡 Better Stack recommendation: Uptime monitoring, logging, and status pages in one platform. Try Better Stack →
Affiliate disclosure: we may earn a commission if you sign up via this link, at no extra cost to you.