code-generation-template

code-generation-template is a skill for Claude Code, Codex from aj-geddes/useful-ai-prompts. It costs 44 tokens per session (670 once invoked), scanned A, original, MIT.

A guide for creating code from reusable templates and patterns, including project scaffolding, boilerplate, template engines, and syntax-tree-based generation. Boilerplate is repetitive code needed to set up common features.

In plain words
What is it for?
Use it to start projects or components, generate CRUD code, build API clients from OpenAPI descriptions, create database models from schemas, generate TypeScript types, and build command-line generators.
Why use it?
It reduces repeated manual work and keeps generated files consistent when many components, models, types, or API clients follow the same structure.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to start projects or components, generate CRUD code, build API clients from OpenAPI descriptions, create database models from schemas, generate TypeScript types, and build command-line generators.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/aj-geddes/useful-ai-prompts/code-generation-template
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.

Any agent
npx skills add aj-geddes/useful-ai-prompts --skill code-generation-template
Clone the repo
git clone --depth 1 https://github.com/aj-geddes/useful-ai-prompts

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 code-generation-template

README.md
[![agentmods](https://agentmods.dev/badge/skills/aj-geddes/useful-ai-prompts/code-generation-template/github.svg)](https://agentmods.dev/skills/aj-geddes/useful-ai-prompts/code-generation-template)
Your own site
<a href="https://agentmods.dev/skills/aj-geddes/useful-ai-prompts/code-generation-template"><img src="https://agentmods.dev/badge/skills/aj-geddes/useful-ai-prompts/code-generation-template/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 code-generation-template

Your own site · 80×15
<a href="https://agentmods.dev/skills/aj-geddes/useful-ai-prompts/code-generation-template"><img src="https://agentmods.dev/badge/skills/aj-geddes/useful-ai-prompts/code-generation-template.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 44 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 670 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. Third-party audits
  • Socket pass 16 Sept 2026
  • Snyk pass 16 Sept 2026
How audits are shown
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 5.1 $0.00044 $0.00670
Opus 5.5 $0.00018 $0.00268
Sonnet 5.5 $0.00009 $0.00134
Haiku 4.5 $0.00004 $0.00067

Measured 2mo ago against content hash 7ec2de9b2d39, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

code-generation-template 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 2mo ago.

The scan reads SKILL.md. This mod also ships 1 executable file (scripts/validate-api.sh), 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.

skills/code-generation-template/SKILL.md · 103 lines

How it starts

The opening of the file, as written. The whole thing — 103 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Code Generation & Templates

Table of Contents

Overview

Comprehensive guide to code generation techniques including template engines, AST manipulation, code scaffolding, and automated boilerplate generation for increased productivity and consistency.

When to Use

  • Scaffolding new projects or components
  • Generating repetitive boilerplate code
  • Creating CRUD operations automatically
  • Generating API clients from OpenAPI specs
  • Building code from templates
  • Creating database models from schemas
  • Generating TypeScript types from JSON Schema
  • Building custom CLI generators

Quick Start

Minimal working example:

// templates/component.hbs
import React from 'react';

export interface {{pascalCase name}}Props {
  {{#each props}}
  {{this.name}}{{#if this.optional}}?{{/if}}: {{this.type}};
  {{/each}}
}

export const {{pascalCase name}}: React.FC<{{pascalCase name}}Props> = ({
  {{#each props}}{{this.name}},{{/each}}
}) => {
  return (
    <div className="{{kebabCase name}}">
      {/* Component implementation */}
    </div>
  );
};

Reference Guides

Detailed implementations in the references/ directory:

Guide Contents
Template Engines Template Engines
AST-Based Code Generation AST-Based Code Generation
Project Scaffolding Project Scaffolding
OpenAPI Client Generation OpenAPI Client Generation
Database Model Generation Database Model Generation
GraphQL Code Generation GraphQL Code Generation
Plop.js Generator Plop.js Generator

Best Practices

Read the full file on GitHub · 103 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. 2mo ago First seen · 103 lines · 44 tokens per session scan A 7ec2de9b2d39

Subscribe to this mod's changes

code-generation-template is a skill published in the GitHub repository aj-geddes/useful-ai-prompts (376 stars, last pushed 8mo ago), licensed MIT. It adds 44 tokens to every session and 670 once invoked, about $0.0002 per session on Opus 5.5. 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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