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Improve Codebase Architecture

Scan a codebase for deeper design improvements and work through one with you.

Community, verifiedby Matt PocockChecked October 18, 2026

From Matt Pocock's widely installed skills collection, this skill looks for places where your code could be simpler and deeper. It presents the candidates as a visual HTML report, then interviews you through the option you pick.

Who it is for

  • Developers
  • Tech leads

Prompts to try

Once the skill is installed, ask for the result in plain words. Claude picks the skill up on its own.

Prompt 1
Find the biggest architecture improvements in this repo
Prompt 2
Look at our API layer and suggest how to make the modules deeper
Prompt 3
Show me refactoring opportunities as a report, then grill me on the best one

How to install it

In Claude Code

  1. /plugin install mattpocock-skills@claude-plugins-official

In Claude.ai

Not documented

Good to know

Alternative: npx skills@latest add mattpocock/skills, then include setup-matt-pocock-skills when prompted.

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How we checked it

Confirmed SKILL.md at skills/engineering/improve-codebase-architecture/SKILL.md in mattpocock/skills via the GitHub API; skill folder last changed 2026-09-17, repo has 295,014 stars and was pushed 2026-10-13; the collection is listed in Anthropic's official marketplace as mattpocock-skills.

Source: github.com/mattpocock/skills/tree/main/skills/engineering/improve-codebase-architecture

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