Codebase architecture

Plan structural changes with clear domain language, architecture review, tests, debugging, and an executable plan.

Install collection

One command installs all 5 skills in this collection.

npx skilld add @harlan-zw/typescript-engineering-stack --all

Claude Code: Start a new Claude Code session. Skills load automatically.
Cursor: Restart Cursor. Skills appear under Settings, Cursor Rules.
Windsurf: Restart Windsurf. Skills invoke when their description matches.
Cline: Restart your editor. Cline reads skill descriptions at startup.
Codex: Start a new Codex session. Skills are discovered at startup.
GitHub Copilot: Restart your editor. Copilot reads .github/skills at startup.
Gemini CLI: Start a new Gemini CLI session. Verify with /skills list.
Goose: Start a new Goose session. Skills are discovered at startup.
Amp: Start a new Amp session. Skill descriptions load at startup.
OpenCode: Start a new OpenCode session. Skills are discovered at startup.
Roo Code: Restart your editor. Roo reads skill descriptions at startup.
Antigravity: Restart Antigravity. Skills are discovered at startup.
OpenClaw: Start a new OpenClaw session. Verify with openclaw skills list.
Hermes Agent: Start a new Hermes session. Verify with /skills. Project Skills load after hermes skills trust.
Kiro CLI: Start a new Kiro CLI session. Type / to see Skills as slash commands.
Kilo Code: Run /reload in Kilo Code, or start a new session. Then ask which Skills it has.
Droid: Start a new Droid session. Verify with /skills.
Trae: Open Trae. Skills appear under Settings, Skills & Commands.
Zed: No restart needed. Type / in the Zed message editor to pick a Skill.

For the other Agents, check that the Skill landed in its folder:

5 total

/improve-codebase-architecture
mattpocock/skills
Find structural seams, refactoring opportunities, and testability improvements in TypeScript codebases.
/test-driven-development
obra/superpowers
Keep structural work grounded in a failing test and regression coverage.
/systematic-debugging
obra/superpowers
Use a disciplined diagnosis loop when structural changes expose a latent bug.
/domain-modeling
mattpocock/skills
Make domain boundaries explicit before code starts moving.
/writing-plans
obra/superpowers
Turn a structural change into sequenced work an agent can execute and verify.