EngramGraph: Skill for Claude Code

.agents/skills/project-structure-guide/SKILL.md

project-structure-guide is a skill for Claude Code, Codex from AsiaOstrich/EngramGraph. It costs 93 tokens per session (1,368 once invoked), scanned A, original, MIT.

A guide for arranging project folders and files according to common practices for different programming languages and frameworks. It also checks the layout and reports missing or misplaced parts.

In plain words
What is it for?
Use it when creating or reorganizing a project, adding modules, setting up builds, creating ignore files, or deciding where a file should live.
Why use it?
A consistent structure makes code easier to find and reduces uncertainty about where new modules, configuration, documentation, and development files belong.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions Claude Code; installed under .agents/ (shared by several agents).

This is AsiaOstrich/EngramGraph's own configuration. It tells Claude Code and Codex how to work on EngramGraph 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 EngramGraph configures →

Needs its repository: it reads a path above its own folder, which exists only inside the repository. The line is **Language**: English | [繁體中文](../../locales/zh-TW/skills/project-structure-guide/SKILL.md).

Reuse

Borrowing it

Nothing to install: this file belongs to AsiaOstrich/EngramGraph. 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/AsiaOstrich/EngramGraph/main/.agents/skills/project-structure-guide/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/AsiaOstrich/EngramGraph

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 project-structure-guide

README.md
[![agentmods](https://agentmods.dev/badge/skills/asiaostrich/engramgraph/project-structure-guide/github.svg)](https://agentmods.dev/skills/asiaostrich/engramgraph/project-structure-guide)
Your own site
<a href="https://agentmods.dev/skills/asiaostrich/engramgraph/project-structure-guide"><img src="https://agentmods.dev/badge/skills/asiaostrich/engramgraph/project-structure-guide/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 project-structure-guide

Your own site · 80×15
<a href="https://agentmods.dev/skills/asiaostrich/engramgraph/project-structure-guide"><img src="https://agentmods.dev/badge/skills/asiaostrich/engramgraph/project-structure-guide.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 93 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,368 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 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 $0.00093 $0.01368
Opus 5.5 $0.00037 $0.00547
Sonnet 5.5 $0.00019 $0.00274
Haiku 4.5 $0.00009 $0.00137

Measured 14d ago against content hash a1151b2c649f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

project-structure-guide 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 14d 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.

.agents/skills/project-structure-guide/SKILL.md · 176 lines

How it starts

The opening of the file, as written. The whole thing — 176 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Project Structure Guide

Language: English | 繁體中文

Version: 1.1.0 Last Updated: 2026-03-04 Applicability: Claude Code Skills


Purpose

This skill provides guidance on structuring projects according to language and framework conventions. It helps create consistent, maintainable directory layouts.

[Physical Binding]

Reality Check

Before confirming the project structure is valid, you MUST:

  1. Run the validator: uds check --standard project-structure
  2. IF exit_code != 0:
    • Read the error message (e.g., "Missing required directories").
    • Report the violation to the user.
    • Suggest specific commands (mkdir ...) to fix it.
    • RETRY validation after fixes are applied.

Trigger

Use this skill when:

  • Creating a new project
  • Reorganizing existing project structure
  • Adding new modules or features
  • Setting up build configuration
  • Creating .gitignore files
  • Deciding where to place a file (code, docs, config, asset)
  • Choosing between utils/, helpers/, shared/, lib/, or internal/
  • Placing development artifacts (brainstorms, RFCs, POCs, investigations)

Supported Languages

Language Frameworks/Patterns
Node.js Express, NestJS, Next.js
Python Django, Flask, FastAPI
Java Spring Boot, Maven, Gradle
.NET ASP.NET Core, Console
Go Standard layout, cmd/pkg
Rust Binary, Library, Workspace
Kotlin Gradle, Android, Multiplatform
PHP Laravel, Symfony, PSR-4
Ruby Rails, Gem, Sinatra
Swift SPM, iOS App, Vapor

Common Structure Patterns

Standard Directories

project-root/
├── src/              # Source code
├── tests/            # Test files
├── docs/             # Documentation
├── tools/            # Build/deployment scripts
├── examples/         # Usage examples
├── config/           # Configuration files
└── .github/          # GitHub configuration

Build Output (Always gitignore)

Read the full file on GitHub · 176 lines

Files

What ships with it

1 file 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. 14d ago First seen · 176 lines · 93 tokens per session scan A a1151b2c649f

Subscribe to this mod's changes

project-structure-guide is a skill published in the GitHub repository AsiaOstrich/EngramGraph (3 stars, last pushed today), licensed MIT. It adds 93 tokens to every session and 1,368 once invoked, about $0.0004 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 2026-10-16.

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