create-issue-card-execplan

create-issue-card-execplan is a skill for Claude Code, Codex from EEstevanell/codex-planning-kit. It costs 79 tokens per session (1,201 once invoked), scanned A, original, Apache-2.0.

A writing aid for creating a detailed issue card and step-by-step implementation plan in a software repository.

In plain words
What is it for?
Use it to plan bug fixes, features, or refactoring work before someone implements the change.
Why use it?
It turns a brief request into clear requirements, file locations, tests, acceptance checks, risks, and rollback guidance so a junior developer can follow it.

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/eestevanell/codex-planning-kit/create-issue-card-execplan
Any agent
npx skills add EEstevanell/codex-planning-kit --skill create-issue-card-execplan
Clone the repo
git clone --depth 1 https://github.com/EEstevanell/codex-planning-kit

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 create-issue-card-execplan

README.md
[![agentmods](https://agentmods.dev/badge/skills/eestevanell/codex-planning-kit/create-issue-card-execplan.svg)](https://agentmods.dev/skills/eestevanell/codex-planning-kit/create-issue-card-execplan)
Your own site
<a href="https://agentmods.dev/skills/eestevanell/codex-planning-kit/create-issue-card-execplan"><img src="https://agentmods.dev/badge/skills/eestevanell/codex-planning-kit/create-issue-card-execplan.svg" alt="Measured on agentmods" height="20"></a>
Per session 79 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,201 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 $0.00079 $0.01201
Opus 5 $0.00039 $0.00600
Sonnet 5 $0.00016 $0.00240
Haiku 4.5 $0.00008 $0.00120

Measured 4d ago against content hash e5b1a67af404, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

create-issue-card-execplan 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.

The scan reads SKILL.md. This mod also ships 1 executable file (scripts/slugify.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

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.

.codex/skills/create-issue-card-execplan/SKILL.md · 79 lines

How it starts

The opening of the file, as written. The whole thing — 79 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Create Issue Card + ExecPlan

Purpose

Draft an issue card and (when non-trivial) an ExecPlan that a complete novice can implement end-to-end with no ambiguity, no missing steps, and minimal regression risk. Optimize for correctness, maintainability, and low blast radius.

Inputs (required)

  • A brief describing the work (bug/feature/refactor), including desired user-visible outcome.

If the brief is missing critical details, ask only the minimum clarifying questions needed to eliminate ambiguity (see “Minimum clarifying questions”).

Minimum clarifying questions (ask only if needed)

  1. What is the exact user-visible outcome (one sentence), and how do we see it working?
  2. What is broken/missing today (current behavior), and how do we reproduce/observe it (URLs, API routes, inputs)?
  3. Any hard constraints (must not change X, must keep contract Y, deadline/risk sensitivity)?

If the user cannot answer (or for speed), resolve by investigating the repo and recording evidence in the card.

Procedure

  1. Read repo rules and templates:
    • AGENTS.md
    • PLANS.md
    • issues/README.md
    • issues/ISSUE_CARD_TEMPLATE.md
  2. Pick filenames (keep consistent with repo conventions):
    • Issue card (preferred once numbered): issues/open/<number>-<type>-<kebab-summary>.md
    • ExecPlan: issues/execPlans/<number>-<type>-<kebab-summary>_execplan.md
    • If blocked on a number, use issues/open/draft-<type>-<kebab-summary>.md and issues/execPlans/draft-<type>-<kebab-summary>_execplan.md, and note in both files that a rename is required after gh md-issues push.
  3. Investigate prior art (do not guess):
    • Search issues/** for similar work.
    • Identify the likely module(s) and exact file paths.
    • Capture concrete evidence (errors, logs, stack traces, screenshots, failing test output) as text in the issue card.
  4. Draft the issue card (authoritative spec):
    • Start from issues/ISSUE_CARD_TEMPLATE.md; keep headings intact.
    • Fill every section; use “None.” instead of leaving blanks.
    • Include exact strings/contracts when they matter (route paths, error messages, queue names, status values).
    • Make blast radius explicit in Expected Files/Areas and call out high-risk files (e.g., Program.cs) with rationale.
    • Set ## Status to Proposed. and keep YAML frontmatter accurate (title, labels, state).
    • Reference the ExecPlan path at the top (ExecPlan: issues/execPlans/<slug>_execplan.md).
  5. Decide whether an ExecPlan is required:
    • Required when the change is complex, cross-cutting, risky, or spans multiple modules (default to “yes” if unsure).
    • For tiny/local changes, the card can stand alone; explicitly justify why an ExecPlan is unnecessary.
  6. Draft the ExecPlan (novice-executable spec):
    • Follow PLANS.md strictly.
    • The ExecPlan file should contain only the plan (no outer triple-backtick fence).
    • Never use nested triple-backtick fences inside the plan; use indented snippets for commands/transcripts/code.
    • Define every non-obvious term in Context and Orientation (if you can’t define it, don’t use it).
    • Make TDD explicit: name the exact test file(s), test name(s), and the red/green transition.
    • Include explicit file paths and insertion points (type/method/component/template names).
    • When adding/changing interfaces/contracts, include an Interfaces and Dependencies section with explicit signatures and dependencies.
    • Prefer the simplest design that meets requirements; when multiple approaches exist, pick the best maintainability-to-risk ratio and record the rationale in Decision Log.
    • Reuse repo patterns and centralize shared literals (queue names, log templates, status codes, error strings) in the module-appropriate location instead of duplicating strings.
    • Include short indented snippets for the most error-prone bits (contracts, signatures, route strings, example test cases, expected outputs).
    • Include concrete commands and expected outputs (short transcripts) for build/tests.
    • Include rollback/recovery and idempotence guidance.
  7. Junior-proof quality gate (before finalizing files):
    • Remove any “TBD”, “should”, “maybe”, “etc.” where it hides a decision.
    • Ensure every requirement maps to an acceptance criterion and a verification step.
    • Ensure no hidden knowledge: a new engineer can run the listed commands and recognize success/failure.
    • Ensure the plan does not smuggle implementation via “follow existing patterns” without pointing to the exact pattern file(s).

Read the full file on GitHub · 79 lines

Files

What ships with it

4 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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 · 79 lines · 79 tokens per session scan A e5b1a67af404

Subscribe to this mod's changes

create-issue-card-execplan is a skill published in the GitHub repository EEstevanell/codex-planning-kit (2 stars, last pushed 7mo ago), licensed Apache-2.0. It adds 79 tokens to every session and 1,201 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 2026-08-31.

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