architecture-patterns

architecture-patterns is a skill for Claude Code from STELIORD/agentic-awesome-skills. It costs 34 tokens per session (427 once invoked), scanned A, a copy of architecture-patterns, MIT.

A guide to backend design approaches such as Clean Architecture, Hexagonal Architecture, and Domain-Driven Design.

In plain words
What is it for?
It helps define module boundaries, interfaces, dependency rules, backend architecture, and possible microservice decompositions.
Why use it?
It helps reduce tight coupling so systems are easier to test, change, and maintain as they grow.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the agentic-awesome-skills plugin — 196 skills shipped together

Good fit It helps define module boundaries, interfaces, dependency rules, backend architecture, and possible microservice decompositions.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/steliord/agentic-awesome-skills/architecture-patterns
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 STELIORD/agentic-awesome-skills --skill architecture-patterns
Clone the repo
git clone --depth 1 https://github.com/STELIORD/agentic-awesome-skills

Made for: Claude Code.

Or install agentic-awesome-skills, the plugin that ships this one along with the rest of its 196 skills.

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 architecture-patterns

README.md
[![agentmods](https://agentmods.dev/badge/skills/steliord/agentic-awesome-skills/architecture-patterns/github.svg)](https://agentmods.dev/skills/steliord/agentic-awesome-skills/architecture-patterns)
Your own site
<a href="https://agentmods.dev/skills/steliord/agentic-awesome-skills/architecture-patterns"><img src="https://agentmods.dev/badge/skills/steliord/agentic-awesome-skills/architecture-patterns/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 architecture-patterns

Your own site · 80×15
<a href="https://agentmods.dev/skills/steliord/agentic-awesome-skills/architecture-patterns"><img src="https://agentmods.dev/badge/skills/steliord/agentic-awesome-skills/architecture-patterns.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 34 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 427 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 100% 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 $0.00034 $0.00427
Opus 5 $0.00017 $0.00214
Sonnet 5 $0.00007 $0.00085
Haiku 4.5 $0.00003 $0.00043

Measured 5d ago against content hash c81685820e61, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

architecture-patterns 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 5d 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

100% identical to architecture-patterns — 0 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.

plugins/agentic-awesome-skills-claude/skills/architecture-patterns/SKILL.md · 51 lines

What it actually says

Architecture Patterns

Master proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design to build maintainable, testable, and scalable systems.

Use this skill when

  • Designing new backend systems from scratch
  • Refactoring monolithic applications for better maintainability
  • Establishing architecture standards for your team
  • Migrating from tightly coupled to loosely coupled architectures
  • Implementing domain-driven design principles
  • Creating testable and mockable codebases
  • Planning microservices decomposition

Do not use this skill when

  • You only need small, localized refactors
  • The system is primarily frontend with no backend architecture changes
  • You need implementation details without architectural design

Instructions

  1. Clarify domain boundaries, constraints, and scalability targets.
  2. Select an architecture pattern that fits the domain complexity.
  3. Define module boundaries, interfaces, and dependency rules.
  4. Provide migration steps and validation checks.
  5. For workflows that must survive failures (payments, order fulfillment, multi-step processes), use durable execution at the infrastructure layer — frameworks like DBOS persist workflow state, providing crash recovery without adding architectural complexity.

Refer to resources/implementation-playbook.md for detailed patterns, checklists, and templates.

Works well with: event-sourcing-architect, saga-orchestration, workflow-automation, dbos-*

Resources

  • resources/implementation-playbook.md for detailed patterns, checklists, and templates.

Limitations

  • Use this skill only when the task clearly matches the scope described above.
  • Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
  • Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.
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. 5d ago First seen · 51 lines · 34 tokens per session scan A c81685820e61

Subscribe to this mod's changes

architecture-patterns is a skill published in the GitHub repository STELIORD/agentic-awesome-skills (1 stars, last pushed 1mo ago), licensed MIT. It adds 34 tokens to every session and 427 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to architecture-patterns, differing in 0 lines, and is treated as a copy.

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