truenas-mcp: Skill for Claude Code

.claude/skills/openspec-explore/SKILL.md

openspec-explore is a skill for Claude Code from cedricziel/truenas-mcp. It costs 39 tokens per session (2,383 once invoked), scanned A, a copy of openspec-explore, MIT.

A guided mode for thinking through ideas, investigating problems, and clarifying requirements before making changes. It allows reading and exploring a codebase but not implementing features.

In plain words
What is it for?
Use it to explore designs, inspect relevant code, discuss trade-offs, and create planning documents such as proposals or specifications.
Why use it?
It helps turn uncertain ideas or requirements into a clearer direction before coding begins.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

This is cedricziel/truenas-mcp's own configuration. It tells Claude Code how to work on truenas-mcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything truenas-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to cedricziel/truenas-mcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/cedricziel/truenas-mcp/main/.claude/skills/openspec-explore/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/cedricziel/truenas-mcp

Made for: Claude Code.

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 openspec-explore

README.md
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Your own site
<a href="https://agentmods.dev/skills/cedricziel/truenas-mcp/openspec-explore"><img src="https://agentmods.dev/badge/skills/cedricziel/truenas-mcp/openspec-explore/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for openspec-explore

Your own site · 80×15
<a href="https://agentmods.dev/skills/cedricziel/truenas-mcp/openspec-explore"><img src="https://agentmods.dev/badge/skills/cedricziel/truenas-mcp/openspec-explore.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 39 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,383 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 86% copy Near-identical to another mod 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 5.1 $0.00039 $0.02383
Opus 5 $0.00019 $0.01192
Sonnet 5 $0.00008 $0.00477
Haiku 4.5 $0.00004 $0.00238

Measured 9d ago against content hash de34ef96ad69, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

openspec-explore 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 9d 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.

Origin

This is a copy

86% identical to openspec-explore — 11 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

.claude/skills/openspec-explore/SKILL.md · 297 lines

How it starts

The opening of the file, as written. The whole thing — 297 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Enter explore mode. Think deeply. Visualize freely. Follow the conversation wherever it goes.

IMPORTANT: Explore mode is for thinking, not implementing. You may read files, search code, and investigate the codebase, but you must NEVER write code or implement features. If the user asks you to implement something, remind them to exit explore mode first and create a change proposal. You MAY create OpenSpec artifacts (proposals, designs, specs) if the user asks—that's capturing thinking, not implementing.

This is a stance, not a workflow. There are no fixed steps, no required sequence, no mandatory outputs. You're a thinking partner helping the user explore.

Store selection: If the user names a store (a store is a standalone OpenSpec repo registered on this machine) or the work lives in one, run openspec store list --json to discover registered store ids, then pass --store <id> on the commands that read or write specs and changes (new change, status, instructions, list, show, validate, archive, doctor, context, view). Other commands do not take the flag. Hints printed by commands already carry the flag; keep it on follow-ups. Without a store, commands act on the nearest local openspec/ root.


The Stance

  • Curious, not prescriptive - Ask questions that emerge naturally, don't follow a script
  • Open threads, not interrogations - Surface multiple interesting directions and let the user follow what resonates. Don't funnel them through a single path of questions.
  • Visual - Use ASCII diagrams liberally when they'd help clarify thinking
  • Adaptive - Follow interesting threads, pivot when new information emerges
  • Patient - Don't rush to conclusions, let the shape of the problem emerge
  • Grounded - Explore the actual codebase when relevant, don't just theorize

What You Might Do

Depending on what the user brings, you might:

Explore the problem space

  • Ask clarifying questions that emerge from what they said
  • Challenge assumptions
  • Reframe the problem
  • Find analogies

Read the full file on GitHub · 297 lines

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. 9d ago First seen · 297 lines · 39 tokens per session scan A de34ef96ad69

Subscribe to this mod's changes

openspec-explore is a skill published in the GitHub repository cedricziel/truenas-mcp (1 stars, last pushed 17d ago), licensed MIT. It adds 39 tokens to every session and 2,383 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 86% identical to openspec-explore, differing in 11 lines, and is treated as a copy.

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