AI Agent Skills and MCP: Which Ones Are Worth Installing

blog@baifan.site (ByF (BaiFan)) — Mon, 20 Jul 2026 14:00:00 +0800

Conclusion first: plenty of tools out there can be installed, but most of them sit there gathering dust after installation. Below is what I filtered out of the things I actually use, sorted into five scenario categories, with a few genuinely used picks in each.

First, One All-Rounder Recommendation
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If you want a single install that covers most scenarios, take a look at this one:

The Nature of Skills: Reusable Encapsulated Expertise

blog@baifan.site (ByF (BaiFan)) — Fri, 05 Jun 2026 09:00:00 +0800

If you’ve used Claude Code, you may have noticed the /skills command listing installed “skills”. Writing standards, architecture design methods, TDD workflows, code review strategies — it sounds like a plugin marketplace.

Skills are not plugins.

That’s the first and most important thing to understand about the Skill system. A plugin is code — it extends what the program can do. A Skill is a prompt — it extends what the model knows.

Skill on ByF (BaiFan) · Daily Deep Think

AI Agent Skills and MCP: Which Ones Are Worth Installing

First, One All-Rounder Recommendation #

The Nature of Skills: Reusable Encapsulated Expertise

First, One All-Rounder Recommendation
#