appicon: Skill for Claude Code

.agents/skills/speckit-checklist/SKILL.md

speckit-checklist is a skill for Claude Code from bolens/appicon. It costs 19 tokens per session (4,965 once invoked), scanned A, a copy of speckit-checklist, MIT.

A requirements checklist generator that creates questions for the current feature. It checks whether a written specification is clear, complete, consistent, and ready to implement.

In plain words
What is it for?
Use it to review feature specifications for missing edge cases, accessibility needs, visual details, and consistent behavior.
Why use it?
It helps catch missing details and ambiguous wording before coding starts. The checklist reviews the requirements themselves, not whether the finished code works.

Skill for Claude Code

Written for Claude Code: $ARGUMENTS substitution. Also seen: installed under .agents/ (shared by several agents); $skill-name invocation.

This is bolens/appicon's own configuration. It tells Claude Code how to work on appicon 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 appicon configures →

Reuse

Borrowing it

Nothing to install: this file belongs to bolens/appicon. 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/bolens/appicon/main/.agents/skills/speckit-checklist/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/bolens/appicon

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 speckit-checklist

README.md
[![agentmods](https://agentmods.dev/badge/skills/bolens/appicon/speckit-checklist.svg)](https://agentmods.dev/skills/bolens/appicon/speckit-checklist)
Your own site
<a href="https://agentmods.dev/skills/bolens/appicon/speckit-checklist"><img src="https://agentmods.dev/badge/skills/bolens/appicon/speckit-checklist.svg" alt="Measured on agentmods" height="20"></a>
Per session 19 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 4,965 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 91% 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 $0.00019 $0.04965
Opus 5 $0.00010 $0.02482
Sonnet 5 $0.00004 $0.00993
Haiku 4.5 $0.00002 $0.00496

Measured 8d ago against content hash 6632a53c5ddb, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

speckit-checklist 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 8d 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

91% identical to speckit-checklist — 37 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.

.agents/skills/speckit-checklist/SKILL.md · 384 lines

How it starts

The opening of the file, as written. The whole thing — 384 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Checklist Purpose: "Unit Tests for English"

CRITICAL CONCEPT: Checklists are UNIT TESTS FOR REQUIREMENTS WRITING - they validate the quality, clarity, and completeness of requirements in a given domain.

NOT for verification/testing:

  • ❌ NOT "Verify the button clicks correctly"
  • ❌ NOT "Test error handling works"
  • ❌ NOT "Confirm the API returns 200"
  • ❌ NOT checking if code/implementation matches the spec

FOR requirements quality validation:

  • ✅ "Are visual hierarchy requirements defined for all card types?" (completeness)
  • ✅ "Is 'prominent display' quantified with specific sizing/positioning?" (clarity)
  • ✅ "Are hover state requirements consistent across all interactive elements?" (consistency)
  • ✅ "Are accessibility requirements defined for keyboard navigation?" (coverage)
  • ✅ "Does the spec define what happens when logo image fails to load?" (edge cases)

Metaphor: If your spec is code written in English, the checklist is its unit test suite. You're testing whether the requirements are well-written, complete, unambiguous, and ready for implementation - NOT whether the implementation works.

Ownership and checkbox lifecycle:

  • Custom checklists generated by this command are reviewer-owned requirements-quality review artifacts.
  • [x] means the reviewer determined the requirements-quality criterion is satisfied.
  • [x] does NOT mean implementation work is complete.
  • This command generates or appends checklist items; it MUST NOT mark generated items [x].
  • An agent may assist with evaluating items only when explicitly asked by the reviewer.
  • checklists/requirements.md is a separate built-in spec-quality checklist maintained by $speckit-specify and $speckit-clarify; do not treat that exception as applying to custom checklists generated here.

User Input

$ARGUMENTS

You MUST consider the user input before proceeding (if not empty).

Pre-Execution Checks

Check for extension hooks (before checklist generation):

  • Check if .specify/extensions.yml exists in the project root.
  • If it exists, read it and look for entries under the hooks.before_checklist key
  • If the YAML cannot be parsed or is invalid, skip hook checking silently and continue normally
  • Filter out hooks where enabled is explicitly false. Treat hooks without an enabled field as enabled by default.
  • For each remaining hook, do not attempt to interpret or evaluate hook condition expressions:
    • If the hook has no condition field, or it is null/empty, treat the hook as executable
    • If the hook defines a non-empty condition, skip the hook and leave condition evaluation to the HookExecutor implementation
  • When constructing command invocations from hook command names, replace dots (.) with hyphens (-). For example, speckit.git.commit$speckit-git-commit.
  • For each executable hook, output the following based on its optional flag:
    • Optional hook (optional: true):
      ## Extension Hooks
      
      **Optional Pre-Hook**: {extension}
      Command: `/{command}`
      Description: {description}
      
      Prompt: {prompt}
      To execute: `/{command}`
      
    • Mandatory hook (optional: false):
      ## Extension Hooks
      
      **Automatic Pre-Hook**: {extension}
      Executing: `/{command}`
      EXECUTE_COMMAND: {command}
      
      Wait for the result of the hook command before proceeding to the Execution Steps.
      
      After emitting the block above you MUST actually invoke the hook and wait for it to finish before continuing. Run it the same way you would run the command yourself in this agent/session (the invocation may differ from the literal {command} id shown above, e.g. a skills-mode agent runs it as /skill:speckit-... or $speckit-...). Emitting the block alone does not run the hook.
  • If no hooks are registered or .specify/extensions.yml does not exist, skip silently

Read the full file on GitHub · 384 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. 8d ago First seen · 384 lines · 19 tokens per session scan A 6632a53c5ddb

Subscribe to this mod's changes

speckit-checklist is a skill published in the GitHub repository bolens/appicon (1 stars, last pushed today), licensed MIT. It adds 19 tokens to every session and 4,965 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. It is 91% identical to speckit-checklist, differing in 37 lines, and is treated as a copy.

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