installable-skill-hygiene

installable-skill-hygiene is a skill for Claude Code, Codex from st1page/agent-knowledge-framework. It costs 76 tokens per session (932 once invoked), scanned A, original, Apache-2.0.

A checklist for publishing installable skills so they still work after being copied into another environment. It covers folder structure, YAML header checks, and links to files within the skill.

In plain words
What is it for?
Use it when creating or updating an installable skill, checking its references, or deciding whether to keep supporting material in one file or in internal reference folders.
Why use it?
It prevents installed skills from depending on files that existed only in the original repository, which can cause broken links or missing instructions.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/st1page/agent-knowledge-framework/installable-skill-hygiene
Any agent
npx skills add st1page/agent-knowledge-framework --skill installable-skill-hygiene
Clone the repo
git clone --depth 1 https://github.com/st1page/agent-knowledge-framework

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for installable-skill-hygiene

README.md
[![agentmods](https://agentmods.dev/badge/skills/st1page/agent-knowledge-framework/installable-skill-hygiene.svg)](https://agentmods.dev/skills/st1page/agent-knowledge-framework/installable-skill-hygiene)
Your own site
<a href="https://agentmods.dev/skills/st1page/agent-knowledge-framework/installable-skill-hygiene"><img src="https://agentmods.dev/badge/skills/st1page/agent-knowledge-framework/installable-skill-hygiene.svg" alt="Measured on agentmods" height="20"></a>
Per session 76 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 932 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00076 $0.00932
Opus 5 $0.00038 $0.00466
Sonnet 5 $0.00015 $0.00186
Haiku 4.5 $0.00008 $0.00093

Measured 4d ago against content hash d3dbf06dcc51, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

installable-skill-hygiene scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

roles/maintainer/skills/installable-skill-hygiene/SKILL.md · 82 lines

What it actually says

Installable Skill Hygiene(发布质量与引用卫生)

目标:让 installable-skills/<skill-name>/ 安装后仍然可用(不依赖原仓库布局/当前工作目录),并且可维护(变更可 review、可回滚)。

核心约束(必须)

  1. 自包含:skill 安装后只应依赖 installable-skills/<skill-name>/ 目录内的文件。
  2. 禁止"逃逸路径"SKILL.md(以及被它引导打开的文件)不得引用 ../ 等跳出 skill 根目录的路径;不得要求读 base/roles/、仓库根 README.md 这类"在原仓库里存在、安装后可能不存在"的路径。
  3. 入口可读SKILL.md 里要能让读者在不打开别的文件的情况下理解"要做什么 + 怎么做 + 何时触发"。

发布口径(两种都允许,选其一)

A)单文件口径(最稳)

把必要内容尽量内嵌在 SKILL.md。适用于:

  • skill 短小、步骤清晰
  • 不希望出现任何跨文件引用(包括 references/...

代价:SKILL.md 会变长,维护时更容易出现"改一点动全篇"。

B)skill 内部引用口径(更可维护)

允许使用 skill 目录内部 的相对引用,例如:

  • references/...
  • scripts/...
  • assets/...

适用于:

  • 需要附带 API 参考/长文档/示例配置
  • 需要脚本提高确定性

注意:这里的"相对路径"只允许 相对于 skill 根目录 的内部路径;不要出现任何 ../ 逃逸。

发布前检查(推荐顺序)

1)front matter 基本校验(YAML)

如果本机有 skill-creator 的 quick_validate.py,优先跑:

python <path-to-skill-creator>/scripts/quick_validate.py installable-skills/<skill-name>

2)引用闭包扫描(禁止逃逸 + 禁止仓库根依赖)

在 skill 目录下扫一遍可疑引用(按需加关键字):

rg -n "(^|\\s)(\\.\\./|/base/|\\broles/|\\binstallable-skills/\\b|README\\.md\\b|AGENTS\\.md\\b)" -S installable-skills/<skill-name>

解释:

  • ../:大概率是"逃逸路径"
  • base/roles/:大概率是"依赖原仓库布局"
  • installable-skills/:skill 内不应再写全局路径(安装后不稳定)
  • README.mdAGENTS.md:常见误指向仓库根文件(除非它们位于 skill 目录内)

3)安装体验抽查(可选)

在仓库的 installable-skills/ 目录下执行:

npx skills add . --skill='<skill-name>' -g -y

Escalate to experience if

  • 安装后出现坏链接/缺文件,但在原仓库里"看起来没问题"
  • 需要同时维护 internal/public 两个仓库的 installable skills,且希望 diff 可控
  • 文档附录对比出现"附录 diff 远大于正文"的异常现象
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 4d ago First seen · 82 lines · 76 tokens per session scan A d3dbf06dcc51

Subscribe to this mod's changes

installable-skill-hygiene is a skill published in the GitHub repository st1page/agent-knowledge-framework (41 stars, last pushed 5mo ago), licensed Apache-2.0. It adds 76 tokens to every session and 932 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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