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architecture-monolith

Define modular monolith module boundaries and contracts within a single deployable unit.

7|Updated Feb 14, 2026
Search Tags:#observability#monolith#systems-design#modular-monolith#architectural-design#module-interfaces#domain-boundaries
One-click install
npx skills add https://github.com/KentoShimizu/sw-agent-skills --skill architecture-monolith
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: architecture-monolith
Source: https://github.com/KentoShimizu/sw-agent-skills/tree/main/skills/architecture-monolith
Command: npx skills add https://github.com/KentoShimizu/sw-agent-skills --skill architecture-monolith

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Modular monolith design provides strong domain boundaries within a single deployable unit, preventing disorganized coupling and enabling coherent data integrity.

Core Features & Use Cases

  • Defines module boundaries, internal contracts, and ownership to maintain autonomy.
  • Guides workflow for partitioning domains, ensuring observable boundaries, and safe future extraction.
  • Use Case: Teams needing fast delivery without distributed-system overhead can maintain a single deployable while preserving modular clarity.

Quick Start

Map domain modules and document their interfaces to begin applying modular monolith design.

Frequently Asked Questions about architecture-monolith

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

FAQPage Schema
What is a modular monolith and how does it handle domain boundaries?▼

A modular monolith enforces strong domain boundaries within a single deployable unit. It prevents disorganized coupling and maintains coherent data integrity by specifying module interfaces and ownership without distributing system overhead.

How do I design a modular monolith for cohesive software systems?▼

To design a modular monolith, map domain modules and document their interfaces. This process specifies module boundaries, internal contracts, and observability to ensure safe future decomposition readiness and maintain autonomy.

When should I choose a modular monolith over distributed systems?▼

Choose a modular monolith when cross-domain consistency and simplicity are prioritized over distributed scaling. It suits teams needing fast delivery without distributed-system overhead while preserving modular clarity and data integrity.

Can I extract modules from a monolith for future decomposition?▼

Yes, a modular monolith specifically guides safe future extraction. By enforcing observable boundaries and clear module contracts within a single deployable, it prepares the architecture for eventual decomposition without immediate distributed complexity.

How do I establish module interfaces and ownership in a monolithic architecture?▼

Establish module interfaces and ownership by partitioning domains and documenting their contracts. This maintains autonomy across modules and ensures observable boundaries within the single deployable unit for coherent system governance.

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