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fusion-arch

Compare monolith, microservices, and modular monolith designs for system architecture decisions.

Updated Aug 23, 2026
Search Tags:#architecture#scalability#system design#microservices#complexity analysis#monolith#pattern selection
One-click install
npx skills add https://github.com/rdfitted/Claude-Code-Setup --skill fusion-arch
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: fusion-arch
Source: https://github.com/rdfitted/Claude-Code-Setup/tree/main/.codex/skills/fusion-arch
Command: npx skills add https://github.com/rdfitted/Claude-Code-Setup --skill fusion-arch

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires git, mprocs, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps in making critical system design decisions by comparing different architectural patterns and recommending the most suitable one based on specific requirements.

Core Features & Use Cases

  • Architecture Pattern Comparison: Evaluates monolith, microservices, and modular monolith designs.
  • Tradeoff Analysis: Assesses complexity, scalability, team fit, and operational costs.
  • Use Case: When starting a new project or refactoring an existing system, use this Skill to get a data-driven recommendation on the best architectural approach.

Quick Start

Use the fusion-arch skill to compare monolith, microservices, and modular monolith designs for a new e-commerce platform.

Frequently Asked Questions about fusion-arch

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I choose between a monolith and microservices for system design?▼

System design pattern selection analyzes monolith, microservices, and modular monolith architectures by evaluating complexity, scalability, team fit, and operational costs to recommend the optimal approach for your specific requirements.

What is a modular monolith architecture and when should I use it?▼

A modular monolith architecture is evaluated during system design as a middle ground between monolith and microservices, offering better internal structure without the high operational complexity and cost of fully distributed services.

Do I need git and mprocs to run architecture pattern comparison and analysis?▼

Yes, architecture pattern comparison requires git and mprocs to create isolated worktrees and execute worker prompts in parallel for evaluating different system design tradeoffs.

How do I analyze scalability tradeoffs when refactoring an existing system architecture?▼

Scalability tradeoffs are analyzed by comparing architecture patterns against your current system's complexity and team fit, providing a data-driven recommendation on whether to maintain a monolith or transition to microservices.

What are the limitations of using microservices for a new e-commerce platform?▼

Microservices limitations are assessed through tradeoff analysis, weighing the increased operational costs and complexity against the required scalability and team structure to determine if a monolith or modular monolith is more suitable.

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