Captures learnings, errors, and corrections to enable continuous improvement. Use when: (1) A command or operation fails unexpectedly, (2) User corrects Claude ('No, that's wrong...', 'Actually...'), (3) User requests a capability that doesn't exist, (4) An external API or tool fails, (5) Claude realizes its knowledge is outdated or incorrect, (6) A better approach is discovered for a recurring task. Also review learnings before major tasks.

2026-04-160

kepano-defuddle

family3253/skill

Extract clean markdown content from web pages using Defuddle CLI, removing clutter and navigation to save tokens. Use instead of WebFetch when the user provides a URL to read or analyze, for online documentation, articles, blog posts, or any standard web page. Do NOT use for URLs ending in .md — those are already markdown, use WebFetch directly.

2026-04-030

superpowers-using-superpowers

family3253/skill

Use when starting any conversation - establishes how to find and use skills, requiring Skill tool invocation before ANY response including clarifying questions

2026-04-010

superpowers-writing-plans

family3253/skill

Use when you have a spec or requirements for a multi-step task, before touching code

2026-03-260

obsidian-plugin-excalidraw

family3253/skill

生成符合当前 Excalidraw JSON Schema 的白板文件（.excalidraw），支持形状、智能连线、文本绑定、Obsidian 内部链接。兼容 Obsidian Excalidraw 插件 2.0+，用于绘制架构图、流程图、思维导图。

2026-03-150

agent-browser

family3253/skill

A fast Rust-based headless browser automation CLI with Node.js fallback that enables AI agents to navigate, click, type, and snapshot pages via structured commands.

2026-03-150

ワンクリックで任意のスキルを実行

name	add-skill
description	Wrapper skill for the add-skill CLI. Installs skills from arbitrary GitHub repos for OpenCode/Claude/Codex.