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SKILL123.me

Curating and evaluating AI agent skills at skill123.me

Joined Joined on  Personal website https://skill123.me/
We ran 376 adversarial probes against 47 agent skills. Injection isn't what breaks them.

We ran 376 adversarial probes against 47 agent skills. Injection isn't what breaks them.

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4 min read

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We scored the skills inside the most-starred agent repos. Star count is not a score.

We scored the skills inside the most-starred agent repos. Star count is not a score.

Comments
3 min read
The Best Email Skills for Claude Code (Deliverability, Campaigns, Compliance)

The Best Email Skills for Claude Code (Deliverability, Campaigns, Compliance)

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2 min read
The Best MCP Skills for Claude Code (Tested and Scored)

The Best MCP Skills for Claude Code (Tested and Scored)

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2 min read
How We Dynamically Test Agent Skills (Not Just Read Them)

How We Dynamically Test Agent Skills (Not Just Read Them)

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2 min read
What 600 Skill Evaluations Taught Us About Writing Good Agent Skills

What 600 Skill Evaluations Taught Us About Writing Good Agent Skills

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3 min read
AI Agents Now Outnumber Human Users on Our Skill Directory

AI Agents Now Outnumber Human Users on Our Skill Directory

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3 min read
The Muse skills: a memory system for AI pair programmers, in plain Markdown

The Muse skills: a memory system for AI pair programmers, in plain Markdown

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4 min read
We started injection-testing AI agent skills in a live sandbox — and publishing the transcripts

We started injection-testing AI agent skills in a live sandbox — and publishing the transcripts

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4 min read
The Jev skill family: five workflow primitives that scored a perfect 10 on security

The Jev skill family: five workflow primitives that scored a perfect 10 on security

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4 min read
The best document skills for Claude Code (Excel, Word, PowerPoint, PDF)

The best document skills for Claude Code (Excel, Word, PowerPoint, PDF)

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3 min read
The best marketing skills for Claude Code (SEO, ads, email, landing pages)

The best marketing skills for Claude Code (SEO, ads, email, landing pages)

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4 min read
The best developer tool skills for Claude Code (debugging, TDD, architecture)

The best developer tool skills for Claude Code (debugging, TDD, architecture)

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3 min read
The 10 best video-generation skills for AI agents (tested and scored)

The 10 best video-generation skills for AI agents (tested and scored)

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4 min read
I found an agent skill that harvests browser credentials. It had 60,000 stars.

I found an agent skill that harvests browser credentials. It had 60,000 stars.

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3 min read
The 10 Claude skills worth installing (and what most people get wrong)

The 10 Claude skills worth installing (and what most people get wrong)

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4 min read
What skill would you pay $5-10 for if it existed?

What skill would you pay $5-10 for if it existed?

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1 min read
I evaluated 500 AI agent skills. Most of them should not exist.

I evaluated 500 AI agent skills. Most of them should not exist.

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6 min read
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