# Improve Codebase Architecture > Claude adapter for reviewing PlainTab architecture, coupling, testability, and refactoring opportunities. Use when this capability is needed. - Skill: `tomevault-io/improve-codebase-architecture-6` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/improve-codebase-architecture-6` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/improve-codebase-architecture-6/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Coding & Dev Tools - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/improve-codebase-architecture-6 --- # Improve PlainTab Architecture This is a Claude Code adapter. The canonical workflow lives at: `.agents/skills/improve-codebase-architecture/SKILL.md` from the repository root. Before architecture review: 1. Read the canonical skill file above. 2. Follow that workflow. 3. Update the canonical skill in `.agents/skills/` if the process changes. 4. Keep this Claude adapter short. --- > Source: [kaininx/PlainTab](https://github.com/kaininx/PlainTab) — distributed by [TomeVault](https://tomevault.io).