AI Agent Skill for Architecture Docs: Master arc42 & ADRs

AI Agent Skill for Architecture Docs: Master arc42 & ADRs

This AI Agent Skill is designed to assist developers and teams in creating and maintaining architecture documentation using the arc42-lite structure for living system descriptions and Nygard-format Architecture Decision Records (ADRs) for documenting individual decisions.

What this skill does

• Facilitates the initialization and upkeep of architecture documentation following the arc42-lite structure.
• Utilizes Nygard-format ADRs to document architectural decisions, ensuring clarity in reasoning and documentation.
• Ensures that the architecture documentation describes the current system accurately, avoiding historical narratives or irrelevant information.
• Provides guidance on when and how to update the architecture documentation in response to new decisions or system changes.

Who it is for

• Software developers who need to document architecture decisions systematically.
• Development teams seeking a structured approach to maintaining comprehensive architecture documentation.
• Project managers and technical leads responsible for ensuring consistent documentation practices.

Use cases

• Documenting the initial software architecture for new projects using industry-standard formats.
• Updating architecture documents when new decisions are made, ensuring the living documentation accurately reflects the current system.
• Facilitating team communication by providing a common understanding and record of architectural decisions.

Technical details

• Compatible with AI coding environments such as Claude Code, Cursor, and Codex.
• Integrates the use of agent-skills and aiapplication to streamline architecture documentation processes.
• Incorporates the architecture-doc-writer tool to enforce adherence to arc42 and Nygard format standards.

Source & Licence

This package is built on open-source work published by ivanestar (ivanestar/eitr) and distributed under Apache-2.0. The original licence text and copyright notice are included in your download.

Personal and commercial use, modification and redistribution are permitted under the Apache License 2.0, which also includes an express patent grant. Attribution and any NOTICE file must be retained.

Your purchase covers curation, licence verification, packaging, documentation and instant delivery. It does not grant exclusive rights to the underlying open-source code, which remains available under its original licence.

Delivery & Support

• Delivery: instant — a secure download link is emailed to you as soon as payment is confirmed.
• Format: ZIP archive containing the skill files, documentation and the original licence.
• Support: support@mcpcart.com — we aim to reply within 2 business days.
• Updates: updates are included only where stated on this page.

Refunds

This is a digital product delivered immediately after purchase. By completing your order you request immediate delivery and acknowledge that, once the download has been accessed, the statutory right to cancel no longer applies to the extent permitted by law. Refund requests are handled in accordance with our published Refund Policy.

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